deployed 0.1

deploy/Dockerfile-backend

@@ -1,27 +1,65 @@
-FROM python:3.14-alpine
+FROM python:3.12-slim
 
-# Install TA-Lib C library and build dependencies
-RUN apk add --no-cache --virtual .build-deps \
-    gcc \
-    g++ \
-    make \
-    musl-dev \
-    wget \
-    && apk add --no-cache \
-    ta-lib \
-    && rm -rf /var/cache/apk/*
+ARG CONFIG=production
+
+# Install TA-Lib C library early for better layer caching
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends \
+        gcc \
+        g++ \
+        make \
+        wget \
+        ca-certificates \
+    && wget http://prdownloads.sourceforge.net/ta-lib/ta-lib-0.4.0-src.tar.gz \
+    && tar -xzf ta-lib-0.4.0-src.tar.gz \
+    && cd ta-lib/ \
+    && ./configure --prefix=/usr \
+    && make \
+    && make install \
+    && cd .. \
+    && rm -rf ta-lib ta-lib-0.4.0-src.tar.gz \
+    && apt-get purge -y --auto-remove gcc g++ make wget ca-certificates \
+    && rm -rf /var/lib/apt/lists/*
+
+# Install Python build dependencies early for better layer caching
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends \
+        gcc \
+        g++ \
+        cargo \
+        rustc
+
+# Install compiled packages - separate layer so requirements.txt changes don't trigger recompilation
+COPY backend/requirements-pre.txt /app/requirements-pre.txt
+RUN --mount=type=cache,target=/root/.cache/pip \
+    --mount=type=cache,target=/root/.cargo \
+    pip install --no-cache-dir -r /app/requirements-pre.txt \
+    && apt-get purge -y --auto-remove gcc g++ cargo rustc \
+    && rm -rf /var/lib/apt/lists/* /root/.rustup /tmp/*
 
 # Set working directory
 WORKDIR /app
 
-# Copy requirements first for better caching
+# Copy and install remaining requirements
 COPY backend/requirements.txt /app/requirements.txt
 
-# Install Python dependencies
+# Install Python dependencies and clean up
 RUN pip install --no-cache-dir -r requirements.txt
 
-# Clean up build dependencies
-RUN apk del .build-deps
-
 # Copy application code
 COPY backend/src /app/src
+COPY backend/config*.yaml /tmp/
+RUN if [ -f /tmp/config-${CONFIG}.yaml ]; then \
+        cp /tmp/config-${CONFIG}.yaml /app/config.yaml; \
+    else \
+        cp /tmp/config.yaml /app/config.yaml; \
+    fi && rm -rf /tmp/config*.yaml
+
+# Add src to PYTHONPATH for correct module resolution
+ENV PYTHONPATH=/app/src
+
+# Expose port
+EXPOSE 8000
+
+# Run the application
+CMD ["python", "-m", "uvicorn", "src.main:app", "--host", "0.0.0.0", "--port", "8000"]