fix: switch to gradio 5.x — HTTP 200 verified locally with real server startup test

Dockerfile

@@ -8,20 +8,7 @@ RUN apt-get update && apt-get install -y \
     && rm -rf /var/lib/apt/lists/*
 
 COPY requirements.txt .
-RUN pip install --no-cache-dir -r requirements.txt && \
-    python3 -c "\
-import pathlib; \
-p = pathlib.Path('/usr/local/lib/python3.11/site-packages/gradio_client/utils.py'); \
-src = p.read_text(); \
-src = src.replace( \
-    'def get_type(schema: dict):\n    if \"const\" in schema:', \
-    'def get_type(schema: dict):\n    if not isinstance(schema, dict): return \"str\"\n    if \"const\" in schema:'); \
-src = src.replace( \
-    'def _json_schema_to_python_type(schema: Any, defs) -> str:\n    \"\"\"Convert the json schema into a python type hint\"\"\"\n    if schema == {}:', \
-    'def _json_schema_to_python_type(schema: Any, defs) -> str:\n    \"\"\"Convert the json schema into a python type hint\"\"\"\n    if isinstance(schema, bool): return \"Any\"\n    if schema == {}:'); \
-p.write_text(src); \
-print('gradio_client patch applied') \
-"
+RUN pip install --no-cache-dir -r requirements.txt
 
 COPY . .