Print version upon startup

Makefile

@@ -5,12 +5,14 @@ DOCS_DIR := ./docs
 OUT_DIR := ./out
 TESTS_DIR := ./tests
 
+VERSION := `git describe --tags`
+
 SEMGREP_MODFILE := $(TESTS_DIR)/semgrep-rules/go.mod
 
 .PHONY: build
 build:
 	mkdir -p $(OUT_DIR)
-	go build -ldflags="-w -s" -o $(OUT_DIR)/pushbits ./cmd/pushbits
+	go build -ldflags="-w -s -X main.Version=$(VERSION)" -o $(OUT_DIR)/pushbits ./cmd/pushbits
 
 .PHONY: clean
 clean:

cmd/pushbits/main.go

@@ -14,6 +14,8 @@ import (
 	"github.com/pushbits/server/internal/runner"
 )
 
+var Version string
+
 func setupCleanup(db *database.Database, dp *dispatcher.Dispatcher) {
 	c := make(chan os.Signal)
 	signal.Notify(c, os.Interrupt, syscall.SIGTERM)
@@ -42,7 +44,11 @@ func setupCleanup(db *database.Database, dp *dispatcher.Dispatcher) {
 
 // @securityDefinitions.basic BasicAuth
 func main() {
-	log.Println("Starting PushBits.")
+	if len(Version) == 0 {
+		log.Panic("Version not set")
+	} else {
+		log.Printf("Starting PushBits %s", Version)
+	}
 
 	c := configuration.Get()