fix(ci): repair mypy config and CI invocations for mypy 1.15

Author: clean6378-max-it

.github/workflows/ci.yml

@@ -75,7 +75,7 @@ jobs:
         run: pip install -r requirements-dev.txt
 
       - name: Run mypy (strict, production packages)
-        run: mypy
+        run: mypy -p api -p utils -p models
 
       - name: Run mypy on tests (non-strict smoke)
-        run: mypy tests --follow-imports skip
+        run: mypy tests --config-file mypy-tests.ini --follow-imports skip

api/_flask_types.py

@@ -1,6 +1,6 @@
 """Shared Flask handler return types for mypy."""
 
-from typing import Any, Union
+from typing import Any, Union, cast
 
 from flask import Response, jsonify
 
@@ -11,7 +11,7 @@
 
 def json_response(*args: Any, **kwargs: Any) -> Response:
     """Typed wrapper around :func:`flask.jsonify` for JSON bodies."""
-    return jsonify(*args, **kwargs)
+    return cast(Response, jsonify(*args, **kwargs))
 
 
 def json_error(payload: str | dict[str, Any], status: int) -> tuple[Response, int]:

api/export_api.py

@@ -247,7 +247,7 @@ def bulk_export() -> FlaskReturn:
         buf,
         mimetype="application/zip",
         as_attachment=True,
-        download_name=f"claude-code-export{suffix}-{date_tag}.zip",
+        download_name=f"claude-code-export{suffix}-{date_tag}.zip",  # type: ignore[call-arg]
     )
 
 
@@ -285,7 +285,7 @@ def export_session(project_name: str, session_id: str) -> FlaskReturn:
                 buf,
                 mimetype="application/json",
                 as_attachment=True,
-                download_name=f"{title_slug}.json",
+                download_name=f"{title_slug}.json",  # type: ignore[call-arg]
             )
 
         md = session_to_markdown(session, stats)
@@ -295,7 +295,7 @@ def export_session(project_name: str, session_id: str) -> FlaskReturn:
             buf,
             mimetype="text/markdown",
             as_attachment=True,
-            download_name=f"{title_slug}.md",
+            download_name=f"{title_slug}.md",  # type: ignore[call-arg]
         )
     except Exception:
         current_app.logger.exception(

mypy-tests.ini

@@ -0,0 +1,6 @@
+# Relaxed mypy pass for tests/ (CI smoke). Production code uses pyproject.toml strict.
+[mypy]
+python_version = 3.12
+strict = false
+disallow_untyped_defs = false
+disallow_untyped_calls = false

pyproject.toml

@@ -2,9 +2,4 @@
 python_version = "3.12"
 strict = true
 packages = ["api", "utils", "models"]
-
-[[tool.mypy.overrides]]
-files = ["tests"]
-strict = false
-disallow_untyped_defs = false
-disallow_untyped_calls = false
+exclude = ["tests/"]

requirements-dev.txt

@@ -1,3 +1,4 @@
 -r requirements.txt
 pytest==9.0.2
-mypy==2.1.0
+mypy==1.15.0
+types-Flask==1.1.6