docker : add main-intel dockerfile (#3229)

.devops/main-intel.Dockerfile

@@ -0,0 +1,28 @@
+ARG ONEAPI_VERSION=2025.1.1-0-devel-ubuntu24.04
+
+FROM intel/oneapi-basekit:$ONEAPI_VERSION AS build
+WORKDIR /app
+
+RUN apt-get update && \
+    apt-get install -y build-essential libsdl2-dev wget cmake git \
+    && rm -rf /var/lib/apt/lists/* /var/cache/apt/archives/*
+
+COPY .. .
+# Enable SYCL
+ARG GGML_SYCL_F16=OFF
+RUN if [ "${GGML_SYCL_F16}" = "ON" ]; then \
+        echo "GGML_SYCL_F16 is set" \
+        && export OPT_SYCL_F16="-DGGML_SYCL_F16=ON"; \
+    fi && \
+    make base.en CMAKE_ARGS="-DGGML_SYCL=1 -DCMAKE_C_COMPILER=icx -DCMAKE_CXX_COMPILER=icpx ${OPT_SYCL_F16}"
+
+FROM intel/oneapi-basekit:$ONEAPI_VERSION 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/*
+
+COPY --from=build /app /app
+ENV PATH=/app/build/bin:$PATH
+ENTRYPOINT [ "bash", "-c" ]