Fix Gradio JSON schema bug with stable v4.29.0

- Downgrade to Gradio v4.29.0 to avoid bool iteration bug
- Successfully tested locally - app starts without errors
- SDXL model loads correctly on both local and HF environments
- Regenerated requirements.txt with stable dependencies

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

pyproject.toml

@@ -7,7 +7,7 @@ requires-python = ">=3.9"
 dependencies = [
     "accelerate>=1.10.1",
     "diffusers>=0.35.1",
-    "gradio>=4.40.0,<4.44.0",
+    "gradio>=4.25.0,<4.30.0",
     "pillow>=8.0,<12.0",
     "python-dotenv>=1.0.0",
     "scikit-learn>=1.3.0,<1.6",

requirements.txt

@@ -6,13 +6,18 @@ accelerate==1.10.1
     #   transformers
 aiofiles==23.2.1
     # via gradio
+altair==5.5.0
+    # via gradio
 annotated-types==0.7.0
     # via pydantic
 anyio==4.10.0
     # via
-    #   gradio
     #   httpx
     #   starlette
+attrs==25.3.0
+    # via
+    #   jsonschema
+    #   referencing
 certifi==2025.8.3
     # via
     #   httpcore
@@ -66,9 +71,9 @@ fsspec==2025.7.0
     #   gradio-client
     #   huggingface-hub
     #   torch
-gradio==4.43.0
+gradio==4.29.0
     # via flowerfy
-gradio-client==1.3.0
+gradio-client==0.16.1
     # via gradio
 h11==0.16.0
     # via
@@ -107,10 +112,15 @@ importlib-resources==6.5.2
     #   matplotlib
 jinja2==3.1.6
     # via
+    #   altair
     #   gradio
     #   torch
 joblib==1.5.1
     # via scikit-learn
+jsonschema==4.25.1
+    # via altair
+jsonschema-specifications==2025.4.1
+    # via jsonschema
 kiwisolver==1.4.7 ; python_full_version < '3.10'
     # via matplotlib
 kiwisolver==1.4.9 ; python_full_version >= '3.10'
@@ -134,6 +144,8 @@ mpmath==1.3.0
 mypy==1.17.1
 mypy-extensions==1.1.0
     # via mypy
+narwhals==2.3.0
+    # via altair
 networkx==3.2.1 ; python_full_version < '3.10'
     # via torch
 networkx==3.4.2 ; python_full_version == '3.10.*'
@@ -142,31 +154,7 @@ networkx==3.5 ; python_full_version >= '3.11'
     # via torch
 nodeenv==1.9.1
     # via pre-commit
-numpy==2.0.2 ; python_full_version < '3.10'
-    # via
-    #   accelerate
-    #   contourpy
-    #   diffusers
-    #   gradio
-    #   matplotlib
-    #   pandas
-    #   scikit-learn
-    #   scipy
-    #   torchvision
-    #   transformers
-numpy==2.2.6 ; python_full_version == '3.10.*'
-    # via
-    #   accelerate
-    #   contourpy
-    #   diffusers
-    #   gradio
-    #   matplotlib
-    #   pandas
-    #   scikit-learn
-    #   scipy
-    #   torchvision
-    #   transformers
-numpy==2.3.2 ; python_full_version >= '3.11'
+numpy==1.26.4
     # via
     #   accelerate
     #   contourpy
@@ -220,6 +208,7 @@ orjson==3.11.3
 packaging==25.0
     # via
     #   accelerate
+    #   altair
     #   gradio
     #   gradio-client
     #   huggingface-hub
@@ -270,6 +259,10 @@ pyyaml==6.0.2
     #   huggingface-hub
     #   pre-commit
     #   transformers
+referencing==0.36.2
+    # via
+    #   jsonschema
+    #   jsonschema-specifications
 regex==2025.7.34
     # via
     #   diffusers
@@ -281,6 +274,10 @@ requests==2.32.5
     #   transformers
 rich==14.1.0 ; sys_platform != 'emscripten'
     # via typer
+rpds-py==0.27.1
+    # via
+    #   jsonschema
+    #   referencing
 ruff==0.12.10
     # via gradio
 safetensors==0.6.2
@@ -340,6 +337,7 @@ typer==0.16.1 ; sys_platform != 'emscripten'
     # via gradio
 typing-extensions==4.15.0
     # via
+    #   altair
     #   anyio
     #   exceptiongroup
     #   fastapi
@@ -349,6 +347,7 @@ typing-extensions==4.15.0
     #   mypy
     #   pydantic
     #   pydantic-core
+    #   referencing
     #   starlette
     #   torch
     #   typer
@@ -367,7 +366,7 @@ uvicorn==0.35.0 ; sys_platform != 'emscripten'
     # via gradio
 virtualenv==20.34.0
     # via pre-commit
-websockets==12.0
+websockets==11.0.3
     # via gradio-client
 zipp==3.23.0
     # via