Update Dockerfile

Dockerfile

@@ -32,13 +32,19 @@ USER appuser
 COPY --chown=appuser:appuser requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt
 
-# Copy and build the Rust module using maturin (as root)
+# --- RUST BUILD START ---
 USER root
 COPY --chown=appuser:appuser rust_highlight /app/rust_highlight
 WORKDIR /app/rust_highlight
 
 ENV PATH="/root/.cargo/bin:${PATH}"
-RUN maturin develop --release
+RUN maturin build --release --manifest-path Cargo.toml
+RUN pip install target/wheels/*.whl
+
+# Go back to app setup
+USER appuser
+WORKDIR /app
+# --- RUST BUILD END ---
 
 # 6. Copy all application files
 COPY --chown=appuser:appuser app.py image_fetcher.py video.py video2.py ./