feat: database backups & analytics site management

- Added manual database backup functionality with pg_dump
- Added cron-based automated backups to Google Drive and Dropbox
- Added ability to manually add, edit, and delete sites in Analytics
- Added 1-day timeframe filter in Analytics page
- Updated Dockerfile to include postgresql-client

src/app/api/backups/route.ts

@@ -0,0 +1,73 @@
+import { NextResponse } from 'next/server'
+import pool from '@/lib/appDb'
+import { generateId } from '@/lib/config'
+import { reloadBackupCrons } from '@/lib/cronWorker'
+
+// GET configs and logs for a dbId
+export async function GET(req: Request) {
+  const { searchParams } = new URL(req.url)
+  const dbId = searchParams.get('dbId')
+  if (!dbId) return NextResponse.json({ error: 'Missing dbId' }, { status: 400 })
+
+  try {
+    const configRes = await pool.query(`SELECT * FROM backup_configs WHERE db_id = $1 LIMIT 1`, [dbId])
+    const logsRes = await pool.query(`SELECT * FROM backup_logs WHERE db_id = $1 ORDER BY ts DESC LIMIT 50`, [dbId])
+    
+    return NextResponse.json({
+      config: configRes.rows[0] || null,
+      logs: logsRes.rows.map(r => ({ ...r, file_size: Number(r.file_size), ts: Number(r.ts) }))
+    })
+  } catch (e: any) {
+    return NextResponse.json({ error: e.message }, { status: 500 })
+  }
+}
+
+// Create or update a backup config
+export async function POST(req: Request) {
+  try {
+    const body = await req.json()
+    const { db_id, schedule, cloud_type, credentials } = body
+
+    if (!db_id || !schedule || !cloud_type || !credentials) {
+      return NextResponse.json({ error: 'Missing fields' }, { status: 400 })
+    }
+
+    // Check if exists
+    const existing = await pool.query(`SELECT id FROM backup_configs WHERE db_id = $1`, [db_id])
+    
+    if (existing.rows.length > 0) {
+      await pool.query(
+        `UPDATE backup_configs SET schedule=$1, cloud_type=$2, credentials=$3 WHERE db_id=$4`,
+        [schedule, cloud_type, credentials, db_id]
+      )
+    } else {
+      await pool.query(
+        `INSERT INTO backup_configs (id, db_id, schedule, cloud_type, credentials) VALUES ($1, $2, $3, $4, $5)`,
+        [generateId(), db_id, schedule, cloud_type, credentials]
+      )
+    }
+
+    // Reload crons in memory
+    await reloadBackupCrons()
+
+    return NextResponse.json({ ok: true })
+  } catch (e: any) {
+    return NextResponse.json({ error: e.message }, { status: 500 })
+  }
+}
+
+// Delete backup config
+export async function DELETE(req: Request) {
+  try {
+    const body = await req.json()
+    const { db_id } = body
+    if (!db_id) return NextResponse.json({ error: 'Missing dbId' }, { status: 400 })
+
+    await pool.query(`DELETE FROM backup_configs WHERE db_id = $1`, [db_id])
+    await reloadBackupCrons()
+
+    return NextResponse.json({ ok: true })
+  } catch (e: any) {
+    return NextResponse.json({ error: e.message }, { status: 500 })
+  }
+}