feat: add scheduler Drizzle schema (scheduled_tasks, task_execution_logs)

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

packages/drizzle-pkg/lib/schema/scheduler.ts

@@ -0,0 +1,42 @@
+import { sqliteTable, text, integer } from "drizzle-orm/sqlite-core";
+
+export const scheduledTasks = sqliteTable("scheduled_tasks", {
+  id: text("id").primaryKey(),
+  name: text("name").notNull(),
+  cronExpression: text("cron_expression").notNull(),
+  type: text("type").notNull(), // "function" | "http"
+
+  // function type fields
+  functionName: text("function_name"),
+  functionPayload: text("function_payload"),
+
+  // http type fields
+  httpMethod: text("http_method"),
+  httpUrl: text("http_url"),
+  httpHeaders: text("http_headers"),
+  httpBody: text("http_body"),
+
+  catchUp: integer("catch_up").default(0).notNull(),
+  enabled: integer("enabled").default(1).notNull(),
+  maxRetries: integer("max_retries").default(0).notNull(),
+  retryDelaySeconds: integer("retry_delay_seconds").default(60).notNull(),
+  timeoutSeconds: integer("timeout_seconds").default(300).notNull(),
+
+  createdAt: integer("created_at", { mode: "timestamp_ms" }).defaultNow().notNull(),
+  updatedAt: integer("updated_at", { mode: "timestamp_ms" })
+    .defaultNow()
+    .$onUpdate(() => new Date())
+    .notNull(),
+});
+
+export const taskExecutionLogs = sqliteTable("task_execution_logs", {
+  id: text("id").primaryKey(),
+  taskId: text("task_id")
+    .notNull()
+    .references(() => scheduledTasks.id),
+  status: text("status").notNull(), // "running" | "success" | "failed"
+  startedAt: integer("started_at", { mode: "timestamp_ms" }).defaultNow().notNull(),
+  finishedAt: integer("finished_at", { mode: "timestamp_ms" }),
+  errorMessage: text("error_message"),
+  resultSummary: text("result_summary"),
+});