add builds for other architectures

.drone.yml

@@ -6,7 +6,7 @@ steps:
   - name: build and test
     image: golang
     commands:
-    - go build
+    - make all
     - go test
   - name: gitea_release
     image: plugins/gitea-release
@@ -15,7 +15,7 @@ steps:
         from_secret: gitea_token
       base_url: https://git.kwolek.io
       files: 
-        - autoupdate
+        - dist/autoupdate*
     when:
       event: 
         - tag

Makefile

@@ -0,0 +1,18 @@
+
+
+.PHONY: all linux darwin freebsd clean
+all: linux darwin freebsd
+
+linux: $(addprefix dist/autoupdate.linux.,amd64 arm64)
+darwin: $(addprefix dist/autoupdate.darwin.,arm64 amd64)
+freebsd: $(addprefix dist/autoupdate.freebsd.,amd64 arm)
+
+clean:
+	rm -rf dist
+
+dist/autoupdate.%: *.go go.mod go.sum
+	$(eval platform := $(subst ., ,$@))
+	$(eval os := $(word 2,$(platform)))
+	$(eval arch := $(word 3,$(platform)))
+	GOOS=$(os) GOARCH=$(arch) go build -o $@
+