Add: Dockerfile and Makefile

Makefile

@@ -0,0 +1,19 @@
+NAME=clash
+BINDIR=bin
+GOBUILD=CGO_ENABLED=0 go build -ldflags '-w -s'
+
+all: linux macos
+
+linux:
+	GOARCH=amd64 GOOS=linux $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
+
+macos:
+	GOARCH=amd64 GOOS=darwin $(GOBUILD) -o $(BINDIR)/$(NAME)-$@
+
+releases: linux macos
+	chmod +x $(BINDIR)/$(NAME)-*
+	gzip $(BINDIR)/$(NAME)-linux
+	gzip $(BINDIR)/$(NAME)-macos
+
+clean:
+	rm $(BINDIR)/*