🔨 chore: add batch query methods for UserModel and MessageModel (#13060)

.agents/skills/db-migrations/SKILL.md

@@ -1,6 +1,6 @@
 ---
 name: db-migrations
-description: Database migration guide. Use when generating migrations, writing migration SQL, or modifying database schemas. Triggers on migration generation, schema changes, or idempotent SQL questions.
+description: Database migration guide (Drizzle ORM + PostgreSQL). MUST USE when any of these occur: (1) generating or regenerating migration files (drizzle-kit generate), (2) adding/removing/modifying columns or tables in database schema, (3) resolving migration sequence conflicts after rebase, (4) writing or reviewing migration SQL (idempotent patterns), (5) renaming migration files. Triggers on keywords: migration, db:generate, ALTER TABLE, ADD COLUMN, CREATE TABLE, schema change, migration conflict.
 ---
 
 # Database Migrations Guide

.agents/skills/pr/SKILL.md

@@ -69,6 +69,5 @@ Use `.github/PULL_REQUEST_TEMPLATE.md` as the body structure. Key sections:
 
 ## Notes
 
-- **Release impact**: PR titles with `✨ feat/` or `🐛 fix` trigger releases — use carefully
 - **Language**: All PR content must be in English
 - If a PR already exists for the branch, inform the user instead of creating a duplicate

.github/CODEOWNERS

@@ -0,0 +1,3 @@
+# Database migrations require approval from core maintainers
+
+/packages/database/migrations/ @arvinxx @nekomeowww @tjx666

AGENTS.md

@@ -47,7 +47,6 @@ lobehub/
 - Git commit messages should prefix with gitmoji
 - Git branch name format: `username/feat/feature-name`
 - Use `.github/PULL_REQUEST_TEMPLATE.md` for PR descriptions
-- PR titles with `✨ feat/` or `🐛 fix` trigger releases
 
 ### Package Management
 

CLAUDE.md

@@ -90,7 +90,6 @@ Open this URL to develop locally against the production backend (app.lobehub.com
 - Use rebase for `git pull`
 - Commit messages: prefix with gitmoji
 - Branch format: `<type>/<feature-name>`
-- PR titles with `✨ feat/` or `🐛 fix` trigger releases
 
 ### Package Management
 

GEMINI.md

@@ -38,7 +38,6 @@ lobehub/
 - Use rebase for `git pull`
 - Commit messages: prefix with gitmoji
 - Branch format: `<type>/<feature-name>`
-- PR titles with `✨ feat/` or `🐛 fix` trigger releases
 
 ### Package Management
 

packages/database/src/models/message.ts

@@ -1841,4 +1841,20 @@ export class MessageModel {
     if (!!threadId) return eq(messages.threadId, threadId);
     return isNull(messages.threadId);
   };
+
+  /**
+   * Check which user IDs from the given list have at least one message.
+   */
+  static checkUsersHaveMessages = async (
+    db: LobeChatDatabase,
+    userIds: string[],
+  ): Promise<Set<string>> => {
+    if (userIds.length === 0) return new Set();
+    const result = await db
+      .select({ userId: messages.userId })
+      .from(messages)
+      .where(inArray(messages.userId, userIds))
+      .groupBy(messages.userId);
+    return new Set(result.map((r) => r.userId));
+  };
 }

packages/database/src/models/user.ts

@@ -294,6 +294,11 @@ export class UserModel {
     return db.query.users.findFirst({ where: eq(users.email, email) });
   };
 
+  static findByIds = async (db: LobeChatDatabase, ids: string[]) => {
+    if (ids.length === 0) return [];
+    return db.query.users.findMany({ where: inArray(users.id, ids) });
+  };
+
   static getUserApiKeys = async (
     db: LobeChatDatabase,
     id: string,