build for many platforms, make it easier to install

Makefile

@@ -3,8 +3,11 @@ VERSION=0.0.1
 APP=i2p-tools-1
 USER_GH=eyedeekay
 
+GOOS?=$(shell uname -s | tr A-Z a-z)
+GOARCH?="amd64"
+
 echo:
-	@echo "type make version to do release $(APP) $(VERSION)"
+	@echo "type make version to do release $(APP) $(VERSION) $(GOOS) $(GOARCH) "
 
 version:
 	cat README.md | gothub release -s $(GITHUB_TOKEN) -u $(USER_GH) -r $(APP) -t v$(VERSION) -d -
@@ -12,12 +15,28 @@ version:
 edit:
 	cat README.md | gothub edit -s $(GITHUB_TOKEN) -u $(USER_GH) -r $(APP) -t v$(VERSION) -d -
 
+upload:
+	gothub upload -s $(GITHUB_TOKEN) -u $(USER_GH) -r $(APP) -t v$(VERSION) -f ../i2p-tools.tar.xz -n "i2p-tools.tar.xz"
+
 build:
 	go build -v -tags netgo \
-		-ldflags '-w -extldflags "-static"' -o i2p-tools
+		-ldflags '-w -extldflags "-static"' -o i2p-tools-$(GOOS)-$(GOARCH)
+
+binary:
+	GOOS=darwin GOARCH=amd64 make build
+	GOOS=linux GOARCH=386 make build
+	GOOS=linux GOARCH=amd64 make build
+	GOOS=linux GOARCH=arm make build
+	GOOS=linux GOARCH=arm64 make build
+	GOOS=openbsd GOARCH=amd64 make build
+	GOOS=freebsd GOARCH=386 make build
+	GOOS=freebsd GOARCH=amd64 make build
+
+tar:
+	tar --exclude="./.git" --exclude="./tmp"  -cvf ../i2p-tools.tar.xz .
 
 install:
-	install -m755 i2p-tools /usr/local/bin/i2p-tools
+	install -m755 i2p-tools-$(GOOS)-$(GOARCH) /usr/local/bin/i2p-tools
 	install -m755 etc/init.d/reseed /etc/init.d/reseed
 
 ### You shouldn't need to use these now that the go mod require rule is fixed,