diff --git a/app/pages/@[publicSlug]/about/index.vue b/app/pages/@[publicSlug]/about/index.vue
new file mode 100644
index 0000000..946f0ea
--- /dev/null
+++ b/app/pages/@[publicSlug]/about/index.vue
@@ -0,0 +1,73 @@
+<script setup lang="ts">
+import { unwrapApiBody, type ApiResponse } from '../../../utils/http/factory'
+import { renderSafeMarkdown } from '../../../utils/render-markdown'
+
+definePageMeta({
+  layout: 'public',
+})
+
+const route = useRoute()
+const slug = computed(() => route.params.publicSlug as string)
+
+type AboutPayload = {
+  user: { publicSlug: string | null; nickname: string | null; avatar: string | null }
+  bio: { markdown: string }
+}
+
+const { data, pending, error } = await useAsyncData(
+  () => `public-about-${slug.value}`,
+  async () => {
+    const res = await $fetch<ApiResponse<AboutPayload>>(
+      `/api/public/profile/${encodeURIComponent(slug.value)}/about`,
+    )
+    return unwrapApiBody(res)
+  },
+  { watch: [slug] },
+)
+
+const renderedBio = computed(() => (data.value?.bio.markdown ? renderSafeMarkdown(data.value.bio.markdown) : ''))
+
+const displayName = computed(
+  () => data.value?.user.nickname || data.value?.user.publicSlug || slug.value,
+)
+
+useHead(() => ({
+  title: data.value ? `${displayName.value} · 关于` : '关于',
+}))
+</script>
+
+<template>
+  <div v-if="pending" class="text-muted py-10">
+    <UContainer>加载中…</UContainer>
+  </div>
+  <UContainer v-else-if="error" class="py-10">
+    <UAlert color="error" title="无法加载页面" description="该用户没有公开的简介，或主页不存在。" />
+  </UContainer>
+  <UContainer v-else-if="data" class="py-10 max-w-3xl space-y-8">
+    <div class="flex flex-col items-center gap-3 sm:flex-row sm:items-start">
+      <img
+        v-if="data.user.avatar"
+        :src="data.user.avatar"
+        alt=""
+        class="h-20 w-20 shrink-0 rounded-full border border-default object-cover"
+      >
+      <div class="text-center sm:text-left">
+        <h1 class="text-2xl font-semibold">
+          {{ displayName }}
+        </h1>
+        <p class="mt-1 text-sm text-muted">
+          关于
+        </p>
+      </div>
+    </div>
+    <div
+      class="prose prose-neutral dark:prose-invert max-w-none prose-img:rounded-lg"
+      v-html="renderedBio"
+    />
+    <div>
+      <UButton :to="`/@${slug}`" variant="ghost" icon="i-lucide-arrow-left">
+        返回主页
+      </UButton>
+    </div>
+  </UContainer>
+</template>
diff --git a/app/pages/@[publicSlug]/index.vue b/app/pages/@[publicSlug]/index.vue
index 9e594eb..78a9212 100644
--- a/app/pages/@[publicSlug]/index.vue
+++ b/app/pages/@[publicSlug]/index.vue
@@ -1,5 +1,6 @@
 <script setup lang="ts">
 import { unwrapApiBody, type ApiResponse } from '../../utils/http/factory'
+import { renderSafeMarkdown } from '../../utils/render-markdown'
 import {
   formatOccurredOnDisplay,
   formatPublishedDateOnly,
@@ -121,6 +122,10 @@ function selectReadingSection(s: ReadingSection) {
 function timelineItemKey(e: PublicTimelineItem, i: number): string | number {
   return e.id ?? i
 }
+
+const bioHtml = computed(() =>
+  data.value?.bio?.markdown ? renderSafeMarkdown(data.value.bio.markdown) : '',
+)
 </script>
 
 <template>
@@ -149,10 +154,19 @@ function timelineItemKey(e: PublicTimelineItem, i: number): string | number {
       </h1>
     </div>
 
-    <div v-if="data.bio?.markdown" class="prose prose-neutral dark:prose-invert max-w-none">
-      <p class="whitespace-pre-wrap">
-        {{ data.bio.markdown }}
-      </p>
+    <div v-if="data.bio?.markdown" class="space-y-3">
+      <div
+        class="prose prose-neutral dark:prose-invert max-w-none prose-img:rounded-lg"
+        v-html="bioHtml"
+      />
+      <div class="not-prose">
+        <NuxtLink
+          :to="`/@${slug}/about`"
+          class="text-sm font-medium text-primary hover:underline"
+        >
+          查看全文
+        </NuxtLink>
+      </div>
     </div>
 
     <div v-if="data.links.length" class="space-y-2">
@@ -334,13 +348,17 @@ function timelineItemKey(e: PublicTimelineItem, i: number): string | number {
             <h1 class="text-center text-lg font-semibold text-highlighted lg:text-left lg:text-base">
               {{ data.user.nickname || data.user.publicSlug || slug }}
             </h1>
-            <div
-              v-if="data.bio?.markdown"
-              class="max-h-36 overflow-y-auto rounded-lg border border-default bg-elevated/30 p-3 text-xs leading-relaxed text-muted"
-            >
-              <p class="whitespace-pre-wrap text-pretty">
-                {{ data.bio.markdown }}
-              </p>
+            <div v-if="data.bio?.markdown" class="space-y-2">
+              <div
+                class="bio-preview-scroll max-h-36 overflow-y-auto rounded-lg border border-default bg-elevated/30 p-3 text-xs leading-relaxed text-muted prose prose-neutral dark:prose-invert max-w-none prose-p:my-1 prose-img:rounded"
+                v-html="bioHtml"
+              />
+              <NuxtLink
+                :to="`/@${slug}/about`"
+                class="text-xs font-medium text-primary hover:underline"
+              >
+                查看全文
+              </NuxtLink>
             </div>
             <div v-if="data.links.length" class="space-y-1.5">
               <div class="text-xs font-medium uppercase tracking-wide text-muted">
diff --git a/packages/drizzle-pkg/database/sqlite/schema/content.ts b/packages/drizzle-pkg/database/sqlite/schema/content.ts
index 41db3a3..2c825e6 100644
--- a/packages/drizzle-pkg/database/sqlite/schema/content.ts
+++ b/packages/drizzle-pkg/database/sqlite/schema/content.ts
@@ -61,15 +61,14 @@ export const mediaAssets = sqliteTable(
 export const mediaRefs = sqliteTable(
   "media_refs",
   {
-    postId: integer("post_id")
-      .notNull()
-      .references(() => posts.id, { onDelete: "cascade" }),
+    ownerType: text("owner_type").notNull(),
+    ownerId: integer("owner_id").notNull(),
     assetId: integer("asset_id")
       .notNull()
       .references(() => mediaAssets.id, { onDelete: "cascade" }),
   },
   (table) => [
-    primaryKey({ columns: [table.postId, table.assetId] }),
+    primaryKey({ columns: [table.ownerType, table.ownerId, table.assetId] }),
     index("media_refs_asset_id_idx").on(table.assetId),
   ],
 );
diff --git a/packages/drizzle-pkg/db.sqlite b/packages/drizzle-pkg/db.sqlite
index 1ee67bc..15b52ad 100644
Binary files a/packages/drizzle-pkg/db.sqlite and b/packages/drizzle-pkg/db.sqlite differ
diff --git a/packages/drizzle-pkg/migrations/0005_media_refs_owner_type.sql b/packages/drizzle-pkg/migrations/0005_media_refs_owner_type.sql
new file mode 100644
index 0000000..56b1f98
--- /dev/null
+++ b/packages/drizzle-pkg/migrations/0005_media_refs_owner_type.sql
@@ -0,0 +1,16 @@
+CREATE TABLE `media_refs_new` (
+	`owner_type` text NOT NULL,
+	`owner_id` integer NOT NULL,
+	`asset_id` integer NOT NULL,
+	PRIMARY KEY(`owner_type`, `owner_id`, `asset_id`),
+	FOREIGN KEY (`asset_id`) REFERENCES `media_assets`(`id`) ON UPDATE no action ON DELETE cascade
+);
+--> statement-breakpoint
+INSERT INTO `media_refs_new` (`owner_type`, `owner_id`, `asset_id`)
+SELECT 'post', `post_id`, `asset_id` FROM `media_refs`;
+--> statement-breakpoint
+DROP TABLE `media_refs`;
+--> statement-breakpoint
+ALTER TABLE `media_refs_new` RENAME TO `media_refs`;
+--> statement-breakpoint
+CREATE INDEX `media_refs_asset_id_idx` ON `media_refs` (`asset_id`);
diff --git a/packages/drizzle-pkg/migrations/meta/0005_snapshot.json b/packages/drizzle-pkg/migrations/meta/0005_snapshot.json
new file mode 100644
index 0000000..2562696
--- /dev/null
+++ b/packages/drizzle-pkg/migrations/meta/0005_snapshot.json
@@ -0,0 +1,1130 @@
+{
+  "version": "6",
+  "dialect": "sqlite",
+  "id": "a1b2c3d4-e5f6-4789-a012-3456789abcde",
+  "prevId": "2b8a9201-fbd7-4993-871d-a351e56f204a",
+  "tables": {
+    "sessions": {
+      "name": "sessions",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "text",
+          "primaryKey": true,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "user_id": {
+          "name": "user_id",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "expires_at": {
+          "name": "expires_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(cast((julianday('now') - 2440587.5)*86400000 as integer))"
+        }
+      },
+      "indexes": {
+        "sessions_user_id_idx": {
+          "name": "sessions_user_id_idx",
+          "columns": [
+            "user_id"
+          ],
+          "isUnique": false
+        }
+      },
+      "foreignKeys": {
+        "sessions_user_id_users_id_fk": {
+          "name": "sessions_user_id_users_id_fk",
+          "tableFrom": "sessions",
+          "tableTo": "users",
+          "columnsFrom": [
+            "user_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    },
+    "users": {
+      "name": "users",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "integer",
+          "primaryKey": true,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "username": {
+          "name": "username",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "email": {
+          "name": "email",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "nickname": {
+          "name": "nickname",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "password": {
+          "name": "password",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "avatar": {
+          "name": "avatar",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "role": {
+          "name": "role",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "'user'"
+        },
+        "status": {
+          "name": "status",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "'active'"
+        },
+        "public_slug": {
+          "name": "public_slug",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "bio_markdown": {
+          "name": "bio_markdown",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "bio_visibility": {
+          "name": "bio_visibility",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "'private'"
+        },
+        "social_links_json": {
+          "name": "social_links_json",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "'[]'"
+        },
+        "avatar_visibility": {
+          "name": "avatar_visibility",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "'private'"
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(cast((julianday('now') - 2440587.5)*86400000 as integer))"
+        },
+        "updated_at": {
+          "name": "updated_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(cast((julianday('now') - 2440587.5)*86400000 as integer))"
+        }
+      },
+      "indexes": {
+        "users_username_unique": {
+          "name": "users_username_unique",
+          "columns": [
+            "username"
+          ],
+          "isUnique": true
+        },
+        "users_public_slug_unique": {
+          "name": "users_public_slug_unique",
+          "columns": [
+            "public_slug"
+          ],
+          "isUnique": true
+        }
+      },
+      "foreignKeys": {},
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    },
+    "app_configs": {
+      "name": "app_configs",
+      "columns": {
+        "key": {
+          "name": "key",
+          "type": "text",
+          "primaryKey": true,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "value": {
+          "name": "value",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "value_type": {
+          "name": "value_type",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "updated_at": {
+          "name": "updated_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(cast((julianday('now') - 2440587.5)*86400000 as integer))"
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {},
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    },
+    "user_configs": {
+      "name": "user_configs",
+      "columns": {
+        "user_id": {
+          "name": "user_id",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "key": {
+          "name": "key",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "value": {
+          "name": "value",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "value_type": {
+          "name": "value_type",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "updated_at": {
+          "name": "updated_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(cast((julianday('now') - 2440587.5)*86400000 as integer))"
+        }
+      },
+      "indexes": {
+        "user_configs_user_id_idx": {
+          "name": "user_configs_user_id_idx",
+          "columns": [
+            "user_id"
+          ],
+          "isUnique": false
+        }
+      },
+      "foreignKeys": {
+        "user_configs_user_id_users_id_fk": {
+          "name": "user_configs_user_id_users_id_fk",
+          "tableFrom": "user_configs",
+          "tableTo": "users",
+          "columnsFrom": [
+            "user_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {
+        "user_configs_user_id_key_pk": {
+          "columns": [
+            "user_id",
+            "key"
+          ],
+          "name": "user_configs_user_id_key_pk"
+        }
+      },
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    },
+    "media_assets": {
+      "name": "media_assets",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "integer",
+          "primaryKey": true,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "user_id": {
+          "name": "user_id",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "storage_key": {
+          "name": "storage_key",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "mime": {
+          "name": "mime",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "size_bytes": {
+          "name": "size_bytes",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "sha256": {
+          "name": "sha256",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "variants_json": {
+          "name": "variants_json",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "status": {
+          "name": "status",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "'ready'"
+        },
+        "first_referenced_at": {
+          "name": "first_referenced_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "dereferenced_at": {
+          "name": "dereferenced_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(cast((julianday('now') - 2440587.5)*86400000 as integer))"
+        }
+      },
+      "indexes": {
+        "media_assets_storage_key_unique": {
+          "name": "media_assets_storage_key_unique",
+          "columns": [
+            "storage_key"
+          ],
+          "isUnique": true
+        },
+        "media_assets_user_id_idx": {
+          "name": "media_assets_user_id_idx",
+          "columns": [
+            "user_id"
+          ],
+          "isUnique": false
+        }
+      },
+      "foreignKeys": {
+        "media_assets_user_id_users_id_fk": {
+          "name": "media_assets_user_id_users_id_fk",
+          "tableFrom": "media_assets",
+          "tableTo": "users",
+          "columnsFrom": [
+            "user_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    },
+    "post_comments": {
+      "name": "post_comments",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "integer",
+          "primaryKey": true,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "post_id": {
+          "name": "post_id",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "parent_id": {
+          "name": "parent_id",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "author_user_id": {
+          "name": "author_user_id",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "guest_display_name": {
+          "name": "guest_display_name",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "body": {
+          "name": "body",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "kind": {
+          "name": "kind",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "deleted_at": {
+          "name": "deleted_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "deleted_by_user_id": {
+          "name": "deleted_by_user_id",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(cast((julianday('now') - 2440587.5)*86400000 as integer))"
+        },
+        "updated_at": {
+          "name": "updated_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(cast((julianday('now') - 2440587.5)*86400000 as integer))"
+        }
+      },
+      "indexes": {
+        "post_comments_post_id_idx": {
+          "name": "post_comments_post_id_idx",
+          "columns": [
+            "post_id"
+          ],
+          "isUnique": false
+        },
+        "post_comments_parent_id_idx": {
+          "name": "post_comments_parent_id_idx",
+          "columns": [
+            "parent_id"
+          ],
+          "isUnique": false
+        }
+      },
+      "foreignKeys": {
+        "post_comments_post_id_posts_id_fk": {
+          "name": "post_comments_post_id_posts_id_fk",
+          "tableFrom": "post_comments",
+          "tableTo": "posts",
+          "columnsFrom": [
+            "post_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        },
+        "post_comments_parent_id_post_comments_id_fk": {
+          "name": "post_comments_parent_id_post_comments_id_fk",
+          "tableFrom": "post_comments",
+          "tableTo": "post_comments",
+          "columnsFrom": [
+            "parent_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "no action",
+          "onUpdate": "no action"
+        },
+        "post_comments_author_user_id_users_id_fk": {
+          "name": "post_comments_author_user_id_users_id_fk",
+          "tableFrom": "post_comments",
+          "tableTo": "users",
+          "columnsFrom": [
+            "author_user_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "set null",
+          "onUpdate": "no action"
+        },
+        "post_comments_deleted_by_user_id_users_id_fk": {
+          "name": "post_comments_deleted_by_user_id_users_id_fk",
+          "tableFrom": "post_comments",
+          "tableTo": "users",
+          "columnsFrom": [
+            "deleted_by_user_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "set null",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    },
+    "posts": {
+      "name": "posts",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "integer",
+          "primaryKey": true,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "user_id": {
+          "name": "user_id",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "title": {
+          "name": "title",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "slug": {
+          "name": "slug",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "body_markdown": {
+          "name": "body_markdown",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "excerpt": {
+          "name": "excerpt",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "cover_url": {
+          "name": "cover_url",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "tags_json": {
+          "name": "tags_json",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "'[]'"
+        },
+        "published_at": {
+          "name": "published_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "visibility": {
+          "name": "visibility",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "'private'"
+        },
+        "share_token": {
+          "name": "share_token",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(cast((julianday('now') - 2440587.5)*86400000 as integer))"
+        },
+        "updated_at": {
+          "name": "updated_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(cast((julianday('now') - 2440587.5)*86400000 as integer))"
+        }
+      },
+      "indexes": {
+        "posts_user_id_slug_unique": {
+          "name": "posts_user_id_slug_unique",
+          "columns": [
+            "user_id",
+            "slug"
+          ],
+          "isUnique": true
+        }
+      },
+      "foreignKeys": {
+        "posts_user_id_users_id_fk": {
+          "name": "posts_user_id_users_id_fk",
+          "tableFrom": "posts",
+          "tableTo": "users",
+          "columnsFrom": [
+            "user_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    },
+    "timeline_events": {
+      "name": "timeline_events",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "integer",
+          "primaryKey": true,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "user_id": {
+          "name": "user_id",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "occurred_on": {
+          "name": "occurred_on",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "title": {
+          "name": "title",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "body_markdown": {
+          "name": "body_markdown",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "link_url": {
+          "name": "link_url",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "visibility": {
+          "name": "visibility",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "'private'"
+        },
+        "share_token": {
+          "name": "share_token",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(cast((julianday('now') - 2440587.5)*86400000 as integer))"
+        },
+        "updated_at": {
+          "name": "updated_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(cast((julianday('now') - 2440587.5)*86400000 as integer))"
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {
+        "timeline_events_user_id_users_id_fk": {
+          "name": "timeline_events_user_id_users_id_fk",
+          "tableFrom": "timeline_events",
+          "tableTo": "users",
+          "columnsFrom": [
+            "user_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    },
+    "rss_feeds": {
+      "name": "rss_feeds",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "integer",
+          "primaryKey": true,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "user_id": {
+          "name": "user_id",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "feed_url": {
+          "name": "feed_url",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "title": {
+          "name": "title",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "site_url": {
+          "name": "site_url",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "last_fetched_at": {
+          "name": "last_fetched_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "last_error": {
+          "name": "last_error",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "poll_interval_minutes": {
+          "name": "poll_interval_minutes",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(cast((julianday('now') - 2440587.5)*86400000 as integer))"
+        }
+      },
+      "indexes": {
+        "rss_feeds_user_id_feed_url_unique": {
+          "name": "rss_feeds_user_id_feed_url_unique",
+          "columns": [
+            "user_id",
+            "feed_url"
+          ],
+          "isUnique": true
+        }
+      },
+      "foreignKeys": {
+        "rss_feeds_user_id_users_id_fk": {
+          "name": "rss_feeds_user_id_users_id_fk",
+          "tableFrom": "rss_feeds",
+          "tableTo": "users",
+          "columnsFrom": [
+            "user_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    },
+    "rss_items": {
+      "name": "rss_items",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "integer",
+          "primaryKey": true,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "user_id": {
+          "name": "user_id",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "feed_id": {
+          "name": "feed_id",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "guid": {
+          "name": "guid",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "canonical_url": {
+          "name": "canonical_url",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "title": {
+          "name": "title",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "summary": {
+          "name": "summary",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "content_snippet": {
+          "name": "content_snippet",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "author": {
+          "name": "author",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "published_at": {
+          "name": "published_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "visibility": {
+          "name": "visibility",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "'private'"
+        },
+        "share_token": {
+          "name": "share_token",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(cast((julianday('now') - 2440587.5)*86400000 as integer))"
+        }
+      },
+      "indexes": {
+        "rss_items_feed_id_guid_unique": {
+          "name": "rss_items_feed_id_guid_unique",
+          "columns": [
+            "feed_id",
+            "guid"
+          ],
+          "isUnique": true,
+          "where": "\"rss_items\".\"guid\" IS NOT NULL"
+        }
+      },
+      "foreignKeys": {
+        "rss_items_user_id_users_id_fk": {
+          "name": "rss_items_user_id_users_id_fk",
+          "tableFrom": "rss_items",
+          "tableTo": "users",
+          "columnsFrom": [
+            "user_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        },
+        "rss_items_feed_id_rss_feeds_id_fk": {
+          "name": "rss_items_feed_id_rss_feeds_id_fk",
+          "tableFrom": "rss_items",
+          "tableTo": "rss_feeds",
+          "columnsFrom": [
+            "feed_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    },
+    "media_refs": {
+      "name": "media_refs",
+      "columns": {
+        "owner_type": {
+          "name": "owner_type",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "owner_id": {
+          "name": "owner_id",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "asset_id": {
+          "name": "asset_id",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        }
+      },
+      "indexes": {
+        "media_refs_asset_id_idx": {
+          "name": "media_refs_asset_id_idx",
+          "columns": [
+            "asset_id"
+          ],
+          "isUnique": false
+        }
+      },
+      "foreignKeys": {
+        "media_refs_asset_id_media_assets_id_fk": {
+          "name": "media_refs_asset_id_media_assets_id_fk",
+          "tableFrom": "media_refs",
+          "tableTo": "media_assets",
+          "columnsFrom": [
+            "asset_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {
+        "media_refs_owner_type_owner_id_asset_id_pk": {
+          "columns": [
+            "owner_type",
+            "owner_id",
+            "asset_id"
+          ],
+          "name": "media_refs_owner_type_owner_id_asset_id_pk"
+        }
+      },
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    }
+  },
+  "views": {},
+  "enums": {},
+  "_meta": {
+    "schemas": {},
+    "tables": {},
+    "columns": {}
+  },
+  "internal": {
+    "indexes": {}
+  }
+}
diff --git a/packages/drizzle-pkg/migrations/meta/_journal.json b/packages/drizzle-pkg/migrations/meta/_journal.json
index daf2816..d083481 100644
--- a/packages/drizzle-pkg/migrations/meta/_journal.json
+++ b/packages/drizzle-pkg/migrations/meta/_journal.json
@@ -36,6 +36,13 @@
       "when": 1776600000000,
       "tag": "0004_rename_post_media_refs_to_media_refs",
       "breakpoints": true
+    },
+    {
+      "idx": 5,
+      "version": "6",
+      "when": 1776700000000,
+      "tag": "0005_media_refs_owner_type",
+      "breakpoints": true
     }
   ]
 }
\ No newline at end of file
diff --git a/server/api/public/profile/[publicSlug]/about.get.ts b/server/api/public/profile/[publicSlug]/about.get.ts
new file mode 100644
index 0000000..1dcf622
--- /dev/null
+++ b/server/api/public/profile/[publicSlug]/about.get.ts
@@ -0,0 +1,34 @@
+import { dbGlobal } from "drizzle-pkg/lib/db";
+import { users } from "drizzle-pkg/lib/schema/auth";
+import { and, eq } from "drizzle-orm";
+
+export default defineEventHandler(async (event) => {
+  const publicSlug = event.context.params?.publicSlug;
+  if (!publicSlug || typeof publicSlug !== "string") {
+    throw createError({ statusCode: 400, statusMessage: "无效主页" });
+  }
+
+  const [owner] = await dbGlobal
+    .select()
+    .from(users)
+    .where(and(eq(users.publicSlug, publicSlug), eq(users.status, "active")))
+    .limit(1);
+
+  if (!owner) {
+    throw createError({ statusCode: 404, statusMessage: "未找到" });
+  }
+
+  const bioOk = owner.bioVisibility === "public" && Boolean(owner.bioMarkdown?.trim());
+  if (!bioOk) {
+    throw createError({ statusCode: 404, statusMessage: "未找到" });
+  }
+
+  return R.success({
+    user: {
+      publicSlug: owner.publicSlug,
+      nickname: owner.nickname,
+      avatar: owner.avatarVisibility === "public" ? owner.avatar : null,
+    },
+    bio: { markdown: owner.bioMarkdown as string },
+  });
+});
diff --git a/server/constants/media-refs.ts b/server/constants/media-refs.ts
new file mode 100644
index 0000000..1d94f75
--- /dev/null
+++ b/server/constants/media-refs.ts
@@ -0,0 +1,3 @@
+export const MEDIA_REF_OWNER_POST = "post" as const;
+export const MEDIA_REF_OWNER_PROFILE = "profile" as const;
+export type MediaRefOwnerType = typeof MEDIA_REF_OWNER_POST | typeof MEDIA_REF_OWNER_PROFILE;
diff --git a/server/service/media/index.ts b/server/service/media/index.ts
index 11387f3..0cfe854 100644
--- a/server/service/media/index.ts
+++ b/server/service/media/index.ts
@@ -9,7 +9,8 @@ import {
   POST_MEDIA_PUBLIC_PREFIX,
   RELATIVE_ASSETS_DIR,
 } from "#server/constants/media";
-import { mergePostMediaUrls, publicAssetUrlToStorageKey } from "#server/utils/post-media-urls";
+import { MEDIA_REF_OWNER_POST, MEDIA_REF_OWNER_PROFILE } from "#server/constants/media-refs";
+import { mergePostMediaUrls, mergeProfileMediaUrls, publicAssetUrlToStorageKey } from "#server/utils/post-media-urls";
 import { nextIntegerId } from "#server/utils/sqlite-id";
 
 const NEVER_REF_MS = MEDIA_ORPHAN_GRACE_HOURS_NEVER_REF * 3600 * 1000;
@@ -188,13 +189,11 @@ export async function syncPostMediaRefs(
   bodyMarkdown: string,
   coverUrl: string | null,
 ): Promise<void> {
-  const beforeRows = await dbGlobal
-    .select({ assetId: mediaRefs.assetId })
-    .from(mediaRefs)
-    .where(eq(mediaRefs.postId, postId));
+  const postRef = and(eq(mediaRefs.ownerType, MEDIA_REF_OWNER_POST), eq(mediaRefs.ownerId, postId));
+  const beforeRows = await dbGlobal.select({ assetId: mediaRefs.assetId }).from(mediaRefs).where(postRef);
   const beforeIds = beforeRows.map((r) => r.assetId);
 
-  await dbGlobal.delete(mediaRefs).where(eq(mediaRefs.postId, postId));
+  await dbGlobal.delete(mediaRefs).where(postRef);
 
   const urls = mergePostMediaUrls(bodyMarkdown, coverUrl);
   const keys = [...new Set(urls.map((u) => publicAssetUrlToStorageKey(u)).filter((k): k is string => k != null))];
@@ -209,7 +208,51 @@ export async function syncPostMediaRefs(
     if (afterIds.length > 0) {
       await dbGlobal
         .insert(mediaRefs)
-        .values(afterIds.map((assetId) => ({ postId, assetId })))
+        .values(
+          afterIds.map((assetId) => ({
+            ownerType: MEDIA_REF_OWNER_POST,
+            ownerId: postId,
+            assetId,
+          })),
+        )
+        .onConflictDoNothing();
+    }
+  }
+
+  await reconcileAssetTimestampsAfterRefChange([...new Set([...beforeIds, ...afterIds])]);
+}
+
+export async function syncProfileMediaRefs(
+  userId: number,
+  bioMarkdown: string | null,
+  avatar: string | null,
+): Promise<void> {
+  const profileRef = and(eq(mediaRefs.ownerType, MEDIA_REF_OWNER_PROFILE), eq(mediaRefs.ownerId, userId));
+  const beforeRows = await dbGlobal.select({ assetId: mediaRefs.assetId }).from(mediaRefs).where(profileRef);
+  const beforeIds = beforeRows.map((r) => r.assetId);
+
+  await dbGlobal.delete(mediaRefs).where(profileRef);
+
+  const urls = mergeProfileMediaUrls(bioMarkdown, avatar);
+  const keys = [...new Set(urls.map((u) => publicAssetUrlToStorageKey(u)).filter((k): k is string => k != null))];
+
+  let afterIds: number[] = [];
+  if (keys.length > 0) {
+    const assetRows = await dbGlobal
+      .select({ id: mediaAssets.id })
+      .from(mediaAssets)
+      .where(and(eq(mediaAssets.userId, userId), inArray(mediaAssets.storageKey, keys)));
+    afterIds = assetRows.map((r) => r.id);
+    if (afterIds.length > 0) {
+      await dbGlobal
+        .insert(mediaRefs)
+        .values(
+          afterIds.map((assetId) => ({
+            ownerType: MEDIA_REF_OWNER_PROFILE,
+            ownerId: userId,
+            assetId,
+          })),
+        )
         .onConflictDoNothing();
     }
   }
@@ -288,7 +331,7 @@ async function assertAssetDeletableOrThrow(row: typeof mediaAssets.$inferSelect)
     .from(mediaRefs)
     .where(eq(mediaRefs.assetId, row.id));
   if (c > 0) {
-    throw createError({ statusCode: 400, statusMessage: "资源仍被文章引用，无法删除" });
+    throw createError({ statusCode: 400, statusMessage: "资源仍被引用，无法删除" });
   }
   if (!isAssetDeletable(row)) {
     throw createError({ statusCode: 400, statusMessage: "资源尚在宽限期，暂不可删除" });
diff --git a/server/service/posts/index.ts b/server/service/posts/index.ts
index ca16b61..5a3a895 100644
--- a/server/service/posts/index.ts
+++ b/server/service/posts/index.ts
@@ -3,6 +3,7 @@ import { mediaRefs, posts } from "drizzle-pkg/lib/schema/content";
 import { reconcileAssetTimestampsAfterRefChange, syncPostMediaRefs } from "#server/service/media";
 import { users } from "drizzle-pkg/lib/schema/auth";
 import { and, count, desc, eq } from "drizzle-orm";
+import { MEDIA_REF_OWNER_POST } from "#server/constants/media-refs";
 import { PUBLIC_LIST_PAGE_SIZE, PUBLIC_PREVIEW_LIMIT } from "#server/constants/public-profile-lists";
 import { visibilitySchema, type Visibility } from "#server/constants/visibility";
 import { normalizePublicListPage } from "#server/utils/public-pagination";
@@ -120,11 +121,10 @@ export async function deletePost(userId: number, id: number) {
   if (!existing) {
     return false;
   }
-  const refRows = await dbGlobal
-    .select({ assetId: mediaRefs.assetId })
-    .from(mediaRefs)
-    .where(eq(mediaRefs.postId, id));
+  const postRef = and(eq(mediaRefs.ownerType, MEDIA_REF_OWNER_POST), eq(mediaRefs.ownerId, id));
+  const refRows = await dbGlobal.select({ assetId: mediaRefs.assetId }).from(mediaRefs).where(postRef);
   const touched = refRows.map((r) => r.assetId);
+  await dbGlobal.delete(mediaRefs).where(postRef);
   await dbGlobal.delete(posts).where(and(eq(posts.id, id), eq(posts.userId, userId)));
   await reconcileAssetTimestampsAfterRefChange(touched);
   return true;
diff --git a/server/service/profile/index.ts b/server/service/profile/index.ts
index 8329370..5ef4a39 100644
--- a/server/service/profile/index.ts
+++ b/server/service/profile/index.ts
@@ -2,6 +2,7 @@ import { dbGlobal } from "drizzle-pkg/lib/db";
 import { users } from "drizzle-pkg/lib/schema/auth";
 import { eq } from "drizzle-orm";
 import { visibilitySchema, type Visibility } from "#server/constants/visibility";
+import { syncProfileMediaRefs } from "#server/service/media";
 import { z } from "zod";
 
 const publicSlugValue = z
@@ -68,8 +69,14 @@ export async function updateProfile(
     return getProfileRow(userId);
   }
 
+  const syncMedia = patch.bioMarkdown !== undefined || patch.avatar !== undefined;
+
   await dbGlobal.update(users).set(updates as never).where(eq(users.id, userId));
-  return getProfileRow(userId);
+  const row = await getProfileRow(userId);
+  if (row && syncMedia) {
+    await syncProfileMediaRefs(userId, row.bioMarkdown ?? null, row.avatar ?? null);
+  }
+  return row;
 }
 
 export function parseSocialLinksJson(raw: string | null | undefined): SocialLinkItem[] {
diff --git a/server/utils/post-media-urls.ts b/server/utils/post-media-urls.ts
index 52e27e4..c7a529f 100644
--- a/server/utils/post-media-urls.ts
+++ b/server/utils/post-media-urls.ts
@@ -47,6 +47,10 @@ export function mergePostMediaUrls(bodyMarkdown: string, coverUrl: string | null
   return a;
 }
 
+export function mergeProfileMediaUrls(bioMarkdown: string | null | undefined, avatar: string | null | undefined): string[] {
+  return mergePostMediaUrls(bioMarkdown ?? "", avatar ?? null);
+}
+
 /** `/public/assets/foo.webp` → `foo.webp` */
 export function publicAssetUrlToStorageKey(url: string): string | null {
   const t = url.trim();