build: reduce cpu and vulkan docker image size

.devops/main-vulkan.Dockerfile

@@ -5,16 +5,28 @@ RUN apt-get update && \
   apt-get install -y build-essential wget cmake git libvulkan-dev glslc \
   && rm -rf /var/lib/apt/lists/* /var/cache/apt/archives/*
 
-COPY .. .
-RUN make base.en CMAKE_ARGS="-DGGML_VULKAN=1"
+COPY . .
+
+RUN cmake -B build -DGGML_NATIVE=OFF -DGGML_VULKAN=ON -DWHISPER_BUILD_TESTS=OFF -DGGML_BACKEND_DL=ON -DGGML_CPU_ALL_VARIANTS=ON \
+  && cmake --build build --config Release -j $(nproc)
+
+RUN mkdir -p /app/lib && \
+    find build -name "*.so*" -exec cp -P {} /app/lib \;
 
 FROM ubuntu:24.04 AS runtime
 WORKDIR /app
 
-RUN apt-get update && \
-  apt-get install -y curl ffmpeg libsdl2-dev wget cmake git libvulkan1 mesa-vulkan-drivers \
-  && rm -rf /var/lib/apt/lists/* /var/cache/apt/archives/*
+RUN apt-get update \
+  && apt-get install -y curl ffmpeg wget libvulkan1 mesa-vulkan-drivers \
+  && apt autoremove -y \
+  && apt clean -y \
+  && rm -rf /tmp/* /var/tmp/* \
+  && find /var/cache/apt/archives /var/lib/apt/lists -not -name lock -type f -delete \
+  && find /var/cache -type f -delete
+
+COPY --from=build /app/build/bin /app
+COPY --from=build /app/lib /app
+COPY --from=build /app/models /app/models
 
-COPY --from=build /app /app
-ENV PATH=/app/build/bin:$PATH
+ENV PATH=/app:$PATH
 ENTRYPOINT [ "bash", "-c" ]

.devops/main.Dockerfile

@@ -1,20 +1,32 @@
-FROM ubuntu:22.04 AS build
+FROM ubuntu:24.04 AS build
 WORKDIR /app
 
 RUN apt-get update && \
   apt-get install -y build-essential wget cmake git \
   && rm -rf /var/lib/apt/lists/* /var/cache/apt/archives/*
 
-COPY .. .
-RUN make base.en
+COPY . .
 
-FROM ubuntu:22.04 AS runtime
+RUN cmake -B build -DGGML_NATIVE=OFF -DWHISPER_BUILD_TESTS=OFF -DGGML_BACKEND_DL=ON -DGGML_CPU_ALL_VARIANTS=ON \
+  && cmake --build build --config Release -j $(nproc)
+
+RUN mkdir -p /app/lib && \
+    find build -name "*.so*" -exec cp -P {} /app/lib \;
+
+FROM ubuntu:24.04 AS runtime
 WORKDIR /app
 
-RUN apt-get update && \
-  apt-get install -y curl ffmpeg libsdl2-dev wget cmake git \
-  && rm -rf /var/lib/apt/lists/* /var/cache/apt/archives/*
+RUN apt-get update \
+  && apt-get install -y curl ffmpeg wget \
+  && apt autoremove -y \
+  && apt clean -y \
+  && rm -rf /tmp/* /var/tmp/* \
+  && find /var/cache/apt/archives /var/lib/apt/lists -not -name lock -type f -delete \
+  && find /var/cache -type f -delete
+
+COPY --from=build /app/build/bin /app
+COPY --from=build /app/lib /app
+COPY --from=build /app/models /app/models
 
-COPY --from=build /app /app
-ENV PATH=/app/build/bin:$PATH
+ENV PATH=/app:$PATH
 ENTRYPOINT [ "bash", "-c" ]

.dockerignore

@@ -1,3 +1,17 @@
-build*/
+*.o
+*.a
+.cache/
+# Do not ignore .git directory, otherwise the reported build number will always be 0
 .github/
-.devops/
+.gitignore
+.vs/
+.vscode/
+.DS_Store
+*.md
+*.cmd
+
+build*/
+.devops/
+models/*.bin
+samples/
+tests/