optimize for rpi

Dockerfile.minimal

@@ -17,27 +17,21 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 # Set working directory
 WORKDIR /app
 
-# Create minimal requirements inline to ensure we use Pydantic v1
-# which doesn't require Rust compilation
-RUN cat > requirements.txt << 'EOF'
-# Minimal requirements - no compilation needed
-# Using Pydantic v1 which is pure Python (no Rust required)
-fastapi==0.95.2
-pydantic==1.10.9
-uvicorn==0.22.0
-httpx==0.24.1
-icalendar==5.0.7
-jinja2==3.1.2
-apscheduler==3.10.1
-pytz==2023.3
-python-multipart==0.0.6
-starlette==0.27.0
-typing-extensions==4.6.3
-python-dateutil==2.8.2
-EOF
-
-# Install Python dependencies - all pure Python or pre-built wheels
-RUN pip install --no-cache-dir -r requirements.txt
+# Install Python dependencies directly
+# Using Pydantic v1 which doesn't require Rust compilation
+RUN pip install --no-cache-dir \
+    fastapi==0.95.2 \
+    pydantic==1.10.9 \
+    uvicorn==0.22.0 \
+    httpx==0.24.1 \
+    icalendar==5.0.7 \
+    jinja2==3.1.2 \
+    apscheduler==3.10.1 \
+    pytz==2023.3 \
+    python-multipart==0.0.6 \
+    starlette==0.27.0 \
+    typing-extensions==4.6.3 \
+    python-dateutil==2.8.2
 
 # Copy application files
 COPY main.py .