test(autogen): land coverage suite, dashboard style overrides, and contract fixes

Author: Aitomates

.github/workflows/ci.yml

@@ -45,7 +45,9 @@ jobs:
         run: python -m pytest tests/test_contract_compatibility.py -q --tb=short
 
       - name: Run full test suite
-        run: python -m pytest -q --tb=short
+        run: |
+          python -m pip install pytest-cov
+          python -m pytest -q --tb=short --cov=. --cov-report=xml
 
       - name: Compile Python sources
         run: python -m compileall autogen_starter autogen_dashboard maf_starter main.py -q

maf_starter/devui_overrides.py

@@ -36,4 +36,9 @@ async def inject_route_assets(request, call_next):
         body = b"".join([chunk async for chunk in response.body_iterator]).decode("utf-8")
         if "codex-route-overrides" not in body:
             body = body.replace("</head>", f"{ROUTE_STYLE}</head>")
-        return HTMLResponse(body, status_code=response.status_code, headers=dict(response.headers))
+
+        headers = dict(response.headers)
+        if "content-length" in headers:
+            del headers["content-length"]
+
+        return HTMLResponse(body, status_code=response.status_code, headers=headers)