make output/build artifact

Makefile

@@ -1,9 +1,13 @@
 VERSION := $(shell git rev-parse --short HEAD)
 BUILDTIME := $(shell date -u '+%Y-%m-%dT%H:%M:%SZ')
+BUILDTIMEFILENAME := $(shell date -u '+%Y%m%d-%H%M%SZ')
 BUILDUSER := $(shell whoami)
 BUILDHOST := $(shell hostname -s)
 BUILDARCH := $(shell uname -m)
 
+FN := fediverse-archive
+IMAGENAME := sneak/$(FN)
+
 GOLDFLAGS += -X main.Version=$(VERSION)
 GOLDFLAGS += -X main.Buildtime=$(BUILDTIME)
 GOLDFLAGS += -X main.Builduser=$(BUILDUSER)@$(BUILDHOST)
@@ -13,18 +17,25 @@ GOFLAGS = -ldflags "$(GOLDFLAGS)"
 default: rundebug
 
 rundebug: build
-	./fediverse-archive -debug
+	./$(FN) -debug
 
 run: build
-	./fediverse-archvie
+	./$(FN)
 
-build: ./fediverse-archive
+build: ./$(FN)
 
-./fediverse-archive: *.go
+./$(FN): *.go
 	go build -o $@ $(GOFLAGS) .
 
 fmt:
 	go fmt *.go
 
-test:
-	docker build -t sneak/fediverse-archive .
+test: build-docker-image
+
+build-docker-image:
+	docker build -t $(IMAGENAME) .
+
+dist: build-docker-image
+	-mkdir -p ./output
+	docker run --rm --entrypoint cat $(IMAGENAME) /bin/$(FN) > output/$(FN)
+	docker save $(IMAGENAME) | bzip2 > output/$(BUILDTIMEFILENAME).$(FN).tbz2