Add admin password reset endpoint via BetterAuth

apps/api/src/routes/admin.ts

@@ -3,6 +3,7 @@ import { db } from '../db';
 import { users, invites } from '../db/schema';
 import { eq, desc } from 'drizzle-orm';
 import { sendInviteEmail } from '../lib/email';
+import { auth } from '../lib/auth';
 import type { User } from '../lib/auth';
 import crypto from 'crypto';
 
@@ -82,6 +83,40 @@ export const adminRoutes = new Elysia({ prefix: '/admin' })
     }),
   })
 
+  // Reset user password
+  .post('/users/:id/reset-password', async ({ params, body, set }) => {
+    const targetUser = await db.query.users.findFirst({
+      where: eq(users.id, params.id),
+    });
+    
+    if (!targetUser) {
+      set.status = 404;
+      throw new Error('User not found');
+    }
+    
+    try {
+      await auth.api.setPassword({
+        body: {
+          userId: params.id,
+          newPassword: body.newPassword,
+        },
+      });
+    } catch (error) {
+      console.error('Failed to set password via auth.api:', error);
+      set.status = 500;
+      throw new Error('Failed to reset password');
+    }
+    
+    return { success: true, message: 'Password reset successfully' };
+  }, {
+    params: t.Object({
+      id: t.String(),
+    }),
+    body: t.Object({
+      newPassword: t.String({ minLength: 8 }),
+    }),
+  })
+
   // Delete user
   .delete('/users/:id', async ({ params, user, set }) => {
     // Prevent self-deletion