test: sweep every tool through the MCP server against a seeded Gitea

tests/integration/harness.py

@@ -272,6 +272,8 @@ def _gitea_env(root_url: str) -> dict[str, str]:
         "GITEA__security__INSTALL_LOCK": "true",
         "GITEA__security__SECRET_KEY": secrets.token_hex(32),
         "GITEA__security__INTERNAL_TOKEN": secrets.token_hex(32),
+        # Repository hook scripts are editable through the API (site admins only) when enabled.
+        "GITEA__security__DISABLE_GIT_HOOKS": "false",
         "GITEA__server__ROOT_URL": root_url,
         "GITEA__server__HTTP_PORT": str(GITEA_PORT),
         "GITEA__server__DISABLE_SSH": "true",
@@ -285,6 +287,8 @@ def _gitea_env(root_url: str) -> dict[str, str]:
         "GITEA__repository__ENABLE_PUSH_CREATE_ORG": "false",
         "GITEA__mailer__ENABLED": "false",
         "GITEA__webhook__ALLOWED_HOST_LIST": "*",
+        # Lets repository migration and mirrors use this very instance as their remote.
+        "GITEA__migrations__ALLOW_LOCALNETWORKS": "true",
         "GITEA__packages__ENABLED": "true",
         "GITEA__api__MAX_RESPONSE_ITEMS": "50",
     }