release: v1.0.117 沉淀多数据源契约（SQLite 默认 + 可选 MySQL 云库）

新增 DATA_SOURCES.md、data-sources 示例与双后端 connection 骨架；CLI 与宿主 UI 可读写同一库。要求匠厂 Host ≥ 6.9.28。

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

tests/test_db_backend.py

@@ -0,0 +1,49 @@
+# -*- coding: utf-8 -*-
+"""数据库后端选择：默认 SQLite，DSN 解析。"""
+from __future__ import annotations
+
+import os
+import unittest
+
+from _support import IsolatedDataRoot
+
+
+class TestDbBackend(unittest.TestCase):
+    def test_resolve_backend_defaults_to_sqlite(self) -> None:
+        with IsolatedDataRoot():
+            from db.backend import resolve_backend
+
+            self.assertEqual(resolve_backend(), "sqlite")
+
+    def test_parse_mysql_dsn(self) -> None:
+        with IsolatedDataRoot():
+            from db.backend import parse_mysql_dsn
+
+            params = parse_mysql_dsn("mysql://root:secret@192.168.0.20:3306/demo_db")
+            self.assertEqual(params["host"], "192.168.0.20")
+            self.assertEqual(params["port"], 3306)
+            self.assertEqual(params["user"], "root")
+            self.assertEqual(params["password"], "secret")
+            self.assertEqual(params["database"], "demo_db")
+
+    def test_resolve_backend_uses_mysql_dsn_from_env(self) -> None:
+        with IsolatedDataRoot():
+            from db.backend import resolve_backend
+
+            os.environ["MYSQL_DSN"] = "mysql://u:p@127.0.0.1:3306/t"
+            try:
+                self.assertEqual(resolve_backend(), "mysql")
+            finally:
+                os.environ.pop("MYSQL_DSN", None)
+
+    def test_describe_active_store_sqlite(self) -> None:
+        with IsolatedDataRoot():
+            from db.connection import describe_active_store
+
+            info = describe_active_store()
+            self.assertEqual(info["backend"], "sqlite")
+            self.assertIn("db_path", info)
+
+
+if __name__ == "__main__":
+    unittest.main()

tests/test_docs_standards.py

@@ -385,6 +385,28 @@ class TestDocsStandards(unittest.TestCase):
         ):
             self.assertIn(marker, text, msg=f"SCHEMA.md missing {marker!r}")
 
+    def test_data_sources_md_documents_mysql_and_declaration(self) -> None:
+        text = self._read("references/DATA_SOURCES.md")
+        for marker in (
+            "data-sources.json",
+            "MYSQL_DSN",
+            "6.9.28",
+            "resolve_backend",
+            "一个 `sourceId`",
+            "process-work-order",
+            "tableAdmin",
+        ):
+            self.assertIn(marker, text, msg=f"DATA_SOURCES.md missing {marker!r}")
+        self.assertTrue(os.path.isfile(os.path.join(get_skill_root(), "assets/data-sources.example.json")))
+        self.assertTrue(
+            os.path.isfile(os.path.join(get_skill_root(), "assets/examples/data-sources.mysql.example.json"))
+        )
+        env_example = self._read(".env.example")
+        self.assertIn("MYSQL_DSN", env_example)
+        checklist = self._read("development/CHECKLIST.md")
+        self.assertIn("A6-16", checklist)
+        self.assertIn("DATA_SOURCES.md", checklist)
+
     def test_actions_md_documents_form_schema_split(self) -> None:
         text = self._read("references/ACTIONS.md")
         for marker in (