refactor: migrate to monorepo structure with Docker, PocketBase, and e2e tests

- Reorganize into apps/, packages/, docs/, e2e/, pocketbase/ directories
- Add Dockerfiles for web, worker, and PocketBase services
- Add docker-compose.yml for local orchestration
- Add turbo.json for monorepo task management
- Add Playwright e2e test infrastructure
- Add PocketBase backend with migrations
- Remove Vite/Next.js/ESLint/PostCSS config files
- Update package.json with workspace dependencies
- Add .env.example and .dockerignore

apps/web/app/api/habit-logs/route.ts

@@ -0,0 +1,31 @@
+import { NextRequest, NextResponse } from 'next/server';
+import { withAuth } from '@/lib/auth';
+import { createPocketBaseClient } from '@/lib/pocketbase';
+
+// GET /api/habit-logs — List habit logs with date filtering
+export const GET = withAuth(async (request: NextRequest) => {
+  const { searchParams } = new URL(request.url);
+  const start = searchParams.get('start');
+  const end = searchParams.get('end');
+  const habitId = searchParams.get('habit_id');
+
+  let filter = '';
+  if (start && end) {
+    filter = `logged_at >= "${start}" && logged_at <= "${end}"`;
+  } else if (start) {
+    filter = `logged_at >= "${start}"`;
+  } else if (habitId) {
+    filter = `habit_id = "${habitId}"`;
+  }
+
+  const pb = createPocketBaseClient();
+  const result = await pb.collection('habit_logs').getList(1, 1000, {
+    filter,
+    sort: '-logged_at',
+  });
+
+  return NextResponse.json({
+    items: result.items,
+    totalItems: result.totalItems,
+  });
+});