Initial miaojingAI project with image resolution guard

backfill_gallery_user_links.js

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+const { Pool } = require('pg');
+require('dotenv').config({ path: '.env.local' });
+
+const SYSTEM_USER_ID = '00000000-0000-0000-0000-000000000000';
+
+(async () => {
+  const pool = new Pool({ connectionString: process.env.LOCAL_DB_URL });
+  const client = await pool.connect();
+  try {
+    await client.query('BEGIN');
+    const result = await client.query(`
+      WITH candidates AS (
+        SELECT DISTINCT ON (public.id)
+          public.id AS public_id,
+          private.user_id AS owner_user_id,
+          CASE
+            WHEN private.result_url = public.result_url THEN 1
+            WHEN private.thumbnail_url = public.thumbnail_url THEN 2
+            ELSE 3
+          END AS confidence_rank,
+          ABS(EXTRACT(EPOCH FROM (private.created_at - public.created_at))) AS time_distance
+        FROM works public
+        JOIN works private
+          ON private.id <> public.id
+         AND private.user_id <> $1
+         AND (
+           private.result_url = public.result_url
+           OR (
+             public.thumbnail_url IS NOT NULL
+             AND private.thumbnail_url = public.thumbnail_url
+           )
+           OR (
+             COALESCE(private.prompt, '') = COALESCE(public.prompt, '')
+             AND private.created_at BETWEEN public.created_at - INTERVAL '10 minutes' AND public.created_at + INTERVAL '10 minutes'
+           )
+         )
+        JOIN profiles p ON p.id = private.user_id
+        WHERE public.is_public = true
+          AND public.status = 'completed'
+          AND public.user_id = $1
+        ORDER BY public.id, confidence_rank, time_distance
+      ),
+      updated AS (
+        UPDATE works w
+        SET user_id = candidates.owner_user_id
+        FROM candidates
+        WHERE w.id = candidates.public_id
+        RETURNING w.id, w.user_id
+      )
+      SELECT COUNT(*)::int AS fixed_count FROM updated
+    `, [SYSTEM_USER_ID]);
+    await client.query('COMMIT');
+    console.log(JSON.stringify(result.rows[0] || { fixed_count: 0 }, null, 2));
+  } catch (error) {
+    await client.query('ROLLBACK');
+    throw error;
+  } finally {
+    client.release();
+    await pool.end();
+  }
+})().catch((error) => {
+  console.error(error);
+  process.exit(1);
+});