speed up tests by only building static lib (#4740)

.github/workflows/test.yaml

@@ -287,6 +287,8 @@ jobs:
       GOARCH: ${{ matrix.arch }}
       CGO_ENABLED: '1'
       OLLAMA_CPU_TARGET: 'static'
+      OLLAMA_SKIP_CPU_GENERATE: '1'
+      OLLAMA_SKIP_METAL_GENERATE: '1'
     steps:
       - uses: actions/checkout@v4
         with:

llm/generate/gen_darwin.sh

@@ -32,7 +32,7 @@ case "${GOARCH}" in
     echo "Building static library"
     build
 
-
+    if [ -z "$OLLAMA_SKIP_CPU_GENERATE" ]; then
         #
         # CPU first for the default library, set up as lowest common denominator for maximum compatibility (including Rosetta)
         #
@@ -68,6 +68,7 @@ case "${GOARCH}" in
         build
         sign ${BUILD_DIR}/bin/ollama_llama_server
         compress
+    fi
     ;;
 "arm64")
 
@@ -79,6 +80,7 @@ case "${GOARCH}" in
     echo "Building static library"
     build
 
+    if [ -z "$OLLAMA_SKIP_METAL_GENERATE" ]; then
         init_vars
         CMAKE_DEFS="${COMMON_DARWIN_DEFS} -DLLAMA_ACCELERATE=on -DCMAKE_SYSTEM_PROCESSOR=${ARCH} -DCMAKE_OSX_ARCHITECTURES=${ARCH} -DLLAMA_METAL=on ${CMAKE_DEFS}"
         BUILD_DIR="../build/darwin/${ARCH}/metal"
@@ -86,6 +88,7 @@ case "${GOARCH}" in
         build
         sign ${BUILD_DIR}/bin/ollama_llama_server
         compress
+    fi
     ;;
 *)
     echo "GOARCH must be set"