Docker: Optimise cmake build commands

Introduces cmake parallel build

See leejet#852

Author: fkleon

Dockerfile.rocm

@@ -12,11 +12,8 @@ ENV PATH="/opt/rocm/lib/llvm/bin:$PATH"
 
 WORKDIR /sd.cpp
 COPY . .
-
 ARG GFX_NAME
-RUN mkdir -p build \
-  && cd build \
-  && cmake .. \
+RUN cmake . -B ./build \
     -G "Ninja" \
     -DCMAKE_C_COMPILER=clang \
     -DCMAKE_CXX_COMPILER=clang++ \
@@ -25,8 +22,8 @@ RUN mkdir -p build \
     -DGPU_TARGETS=$GFX_NAME \
     -DAMDGPU_TARGETS=$GFX_NAME \
     -DCMAKE_BUILD_WITH_INSTALL_RPATH=ON \
-    -DCMAKE_POSITION_INDEPENDENT_CODE=ON \
-  && cmake --build . --config Release
+    -DCMAKE_POSITION_INDEPENDENT_CODE=ON
+RUN cmake --build ./build --config Release --parallel
 
 FROM rocm/dev-ubuntu-${UBUNTU_VERSION}:${ROCM_VERSION}-complete AS runtime
 

Dockerfile.vulkan

@@ -17,14 +17,14 @@ ENV VK_LAYER_PATH="/vulkansdk/x86_64/share/vulkan/explicit_layer.d"
 
 WORKDIR /sd.cpp
 COPY . .
-RUN mkdir -p build \
-  && cd build \
-  && cmake .. -DSD_VULKAN=ON \
-  && cmake --build . --config Release
+RUN cmake . -B ./build -DSD_VULKAN=ON
+RUN cmake --build ./build --config Release --parallel
 
 FROM debian:trixie-slim AS runtime
 
-RUN apt-get update && apt-get install -y mesa-vulkan-drivers vulkan-tools libgomp1
+RUN apt-get update \
+  && apt-get install -y mesa-vulkan-drivers vulkan-tools libgomp1 \
+  && apt-get clean
 
 COPY --from=build /sd.cpp/build/bin/sd /sd