HTTP control server /version endpoint

internal/server/version.go

@@ -0,0 +1,19 @@
+package server
+
+import (
+	"encoding/json"
+	"net/http"
+)
+
+func (s *server) handleGetVersion(w http.ResponseWriter) {
+	data, err := json.Marshal(s.buildInfo)
+	if err != nil {
+		s.logger.Warn(err)
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+	if _, err := w.Write(data); err != nil {
+		s.logger.Warn(err)
+		w.WriteHeader(http.StatusInternalServerError)
+	}
+}