Deploy BioStack RLHF Medical Demo

Dockerfile

@@ -1,35 +1,29 @@
-FROM node:20-slim AS frontend-builder
+FROM python:3.11-slim
+
+# Install Node.js for building React app
+RUN apt-get update && apt-get install -y \
+    nodejs \
+    npm \
+    && rm -rf /var/lib/apt/lists/*
 
-# Set working directory for frontend
+# Set working directory
 WORKDIR /app
 
-# Copy package files first for better caching
+# Copy package files and install Node dependencies
 COPY package*.json ./
 RUN npm install
 
-# Copy React source and build
+# Copy all source files
 COPY . .
-RUN npm run build
-
-# Production stage with Python
-FROM python:3.11-slim
 
-# Copy built React app from frontend-builder
-COPY --from=frontend-builder /app/build /app/build
+# Build React app
+RUN npm run build
 
-# Copy Python requirements and install
-COPY requirements.txt .
+# Install Python dependencies
 RUN pip install --no-cache-dir -r requirements.txt
 
-# Copy Python source code
-COPY server.py ./
-
 # Expose port
 EXPOSE 7860
 
-# Health check
-HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
-    CMD curl -f http://localhost:7860/health || exit 1
-
 # Run the application
 CMD ["python", "server.py"]

server.py

@@ -373,11 +373,15 @@ def reward_feedback(report: str, score: float) -> str:
 # ─────────────────────────────────────────────────────────────────────────────
 app = FastAPI(title="RLHF Medical Demo")
 
-
 # Mount static files for React app (must come before CORS and routes)
 from fastapi.staticfiles import StaticFiles
-app.mount("/", StaticFiles(directory="build", html=True), name="static")
+import os
 
+# Check if build directory exists, create fallback if needed
+if os.path.exists("build"):
+    app.mount("/", StaticFiles(directory="build", html=True), name="static")
+else:
+    print("WARNING: Build directory not found, serving API only")
 
 app.add_middleware(
     CORSMiddleware,