Enhance Dockerfile.ci by adding system dependencies installation and copying project files into the container. This improves the build process for the CI environment.

Signed-off-by: Taichang Zhou <tzhouam@connect.ust.hk>

docker/Dockerfile.ci

@@ -3,6 +3,11 @@ ARG VLLM_BASE_TAG=v0.17.0
 FROM ${VLLM_BASE_IMAGE}:${VLLM_BASE_TAG}
 ARG APP_DIR=/workspace/vllm-omni
 WORKDIR ${APP_DIR}
+COPY . .
+
+# Install system dependencies
+RUN apt-get update && \
+    apt-get install -y ffmpeg git sox libsox-fmt-all jq && \
     apt-get clean && \
     rm -rf /var/lib/apt/lists/*