bindings : initial import of golang bindings (#287)

* Initial import of golang bindings

* Updated makefile rules

* Updated bindings

* Makefile update to add in more tests

bindings/go/Makefile

@@ -0,0 +1,38 @@
+CMAKE := $(shell which cmake)
+BUILD_DIR := "build"
+MODELS_DIR := "models"
+EXAMPLES_DIR := $(wildcard examples/*)
+C_INCLUDE_PATH := "../.."
+
+all: clean whisper examples
+
+whisper: mkdir
+	@echo Build whisper
+	@${CMAKE} -S ../.. -B ${BUILD_DIR} -D BUILD_SHARED_LIBS=off -D WHISPER_NO_AVX2=on
+	@${CMAKE} --build ${BUILD_DIR} --target whisper
+
+test: model-small whisper
+	@go mod tidy
+	@go test -v .
+	@go test -v ./pkg/whisper/...
+
+examples: $(EXAMPLES_DIR)
+
+model-small: mkdir examples/go-model-download
+	@${BUILD_DIR}/go-model-download -out models small.en
+
+$(EXAMPLES_DIR): mkdir whisper 
+	@echo Build example $(notdir $@)
+	@go build ${BUILD_FLAGS} -o ${BUILD_DIR}/$(notdir $@) ./$@
+
+mkdir:
+	@echo Mkdir ${BUILD_DIR}
+	@install -d ${BUILD_DIR}
+	@echo Mkdir ${MODELS_DIR}
+	@install -d ${MODELS_DIR}
+
+clean: 
+	@echo Clean
+	@rm -fr $(BUILD_DIR)
+	@go mod tidy
+	@go clean