fix(db): 重编号合并后撞号 migration，并修 admin e2e base

将 015–023 双文件冲突线性化为 015–050；提供已有库 schema_migrations 修复脚本；admin Playwright 对齐 /psy/admin/ 预览路径。

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/api/migrations/000024_ask_quality_feedback.up.sql

@@ -0,0 +1,23 @@
+-- ECR-020 QualityFeedback
+
+CREATE TABLE IF NOT EXISTS ask_quality_feedback (
+  id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
+  thread_id uuid NOT NULL REFERENCES ask_threads(id),
+  message_id uuid NULL REFERENCES ask_messages(id),
+  source varchar(16) NOT NULL CHECK (source IN ('admin','user')),
+  rating smallint NOT NULL CHECK (rating >= 1 AND rating <= 5),
+  tag varchar(32) NULL CHECK (tag IS NULL OR tag IN ('helpful','off_topic','unsafe','other')),
+  note text NULL,
+  created_by_admin uuid NULL REFERENCES admin_accounts(id),
+  created_by_user uuid NULL REFERENCES users(id),
+  created_at timestamptz NOT NULL DEFAULT now()
+);
+
+CREATE INDEX IF NOT EXISTS idx_ask_qf_thread ON ask_quality_feedback(thread_id);
+CREATE INDEX IF NOT EXISTS idx_ask_qf_created ON ask_quality_feedback(created_at DESC);
+
+INSERT INTO admin_role_permissions(role_id, code)
+SELECT r.id, 'admin.ask.feedback.write'
+FROM admin_roles r
+WHERE r.name = 'super_admin'
+ON CONFLICT DO NOTHING;