feat: 新增 Python 3.14t 自由线程镜像 (#6434)

* fix(resource): select free-threaded extension ABI

* chore(deps): require moviepilot-rust 0.2.9

* perf: add free-threaded runtime comparison

* feat: add free-threaded runtime profile

* chore(deps): require moviepilot-rust 0.3.0

* test: isolate system endpoint import graph

* fix(docker): preserve runtime profile during recovery

* feat(runtime): expose active GIL state

* feat(plugin): log GIL fallback attribution

* test: refresh runtime observability dependency baseline

* fix(plugin): validate the active uv runtime profile

* test(runtime): expand free-threaded benchmark evidence

* docs(runtime): define v3t governance gates

* test(runtime): separate rust benchmark modes

* docs: sync free-threaded architecture baseline

* perf: add PostgreSQL driver comparison

* docs(runtime): record final free-threaded evidence

* fix(runtime): converge dual-profile dependency verification

* fix(runtime): scope Python 3.14 warning filter

* fix(runtime): match actual oss2 syntax warning

* docs(runtime): refresh free-threaded benchmark evidence

* test(architecture): refresh runtime dependency baseline

* ci: skip unused Trivy Java database

* build: exclude local verification artifacts

* docs(runtime): refresh PostgreSQL driver benchmarks

* docs(runtime): record plugin restore acceptance

* docs(runtime): record amd64 candidate acceptance

* ci: pin beta image publisher action

* test(architecture): merge runtime dependency baseline

* feat(runtime): expose Python GIL status

* docs(runtime): document Python runtime status fields

app/db/engine.py

@@ -12,6 +12,7 @@ from sqlalchemy.engine import Engine as SyncEngine
 from sqlalchemy.ext.asyncio import AsyncEngine as SaAsyncEngine, create_async_engine
 from sqlalchemy.pool import Pool
 
+from app.foundation.environment import is_free_threaded_runtime
 from app.runtime.config import settings
 from app.db.diagnostics import _register_database_error_logging
 from app.db.worker import DATABASE_WORKER_MAX_WORKERS
@@ -24,6 +25,11 @@ def _database_backend_label() -> str:
     return "postgresql" if settings.DB_TYPE.lower() == "postgresql" else "sqlite"
 
 
+def _sync_postgresql_driver() -> Optional[str]:
+    """free-threaded 解释器使用不会重新启用 GIL 的 psycopg 驱动。"""
+    return "psycopg" if is_free_threaded_runtime() else None
+
+
 def _register_database_pool_metrics(engine: SyncEngine) -> None:
     """在 SQLAlchemy 池 checkout/checkin 边界维护当前借出连接数。"""
     if not isinstance(engine.pool, Pool):
@@ -156,7 +162,7 @@ def _get_postgresql_engine(is_async: bool = False, pooled: bool = False):
     """
     获取PostgreSQL数据库引擎
     """
-    db_url = settings.DB_POSTGRESQL_URL()
+    db_url = settings.DB_POSTGRESQL_URL(_sync_postgresql_driver())
 
     # PostgreSQL连接参数。允许部署侧注入驱动级参数，
     # 例如经 PgBouncer 事务模式接入时 asyncpg 需要 statement_cache_size=0