update: dockerfile

Dockerfile

@@ -2,9 +2,6 @@ FROM python:3.12-slim
 
 WORKDIR /app
 
-# Set UV cache directory to a writable location
-ENV UV_CACHE_DIR=/app/.uv-cache
-
 RUN apt-get update && apt-get install -y \
     build-essential \
     curl \
@@ -13,16 +10,17 @@ RUN apt-get update && apt-get install -y \
     wget \
     && rm -rf /var/lib/apt/lists/*
 
-COPY requirements.txt ./
-COPY src/ ./src/
+# Install UV
+COPY --from=ghcr.io/astral-sh/uv:latest /uv /usr/local/bin/uv
 
-RUN pip3 install uv
+COPY requirements.txt ./
 
-# Create UV cache directory with proper permissions
-RUN mkdir -p /app/.uv-cache && chmod 755 /app/.uv-cache
+# Use cache mount for UV cache and install dependencies
+RUN --mount=type=cache,target=/root/.cache/uv \
+    uv venv && \
+    uv pip install -r requirements.txt
 
-RUN uv venv
-RUN uv pip install -r requirements.txt
+COPY src/ ./src/
 
 EXPOSE 8501