Always dynamically load the llm server library

This switches darwin to dynamic loading, and refactors the code now that no
static linking of the library is used on any platform

llm/generate/gen_darwin.sh

@@ -29,4 +29,16 @@ git_module_setup
 apply_patches
 build
 install
+gcc -fPIC -g -shared -o ${BUILD_DIR}/lib/libext_server.so \
+    -Wl,-force_load ${BUILD_DIR}/lib/libext_server.a \
+    ${BUILD_DIR}/lib/libcommon.a \
+    ${BUILD_DIR}/lib/libllama.a \
+    ${BUILD_DIR}/lib/libggml_static.a \
+    -lpthread -ldl -lm -lc++ \
+    -framework Accelerate \
+    -framework Foundation \
+    -framework Metal \
+    -framework MetalKit \
+    -framework MetalPerformanceShaders
+
 cleanup