Fix goreleaser config to point builds to ./cmd/mark

Co-authored-by: mrueg <489370+mrueg@users.noreply.github.com>

Author: Copilot

.goreleaser.yml

@@ -3,7 +3,8 @@ before:
   hooks:
     - go mod download
 builds:
-- env:
+- main: ./cmd/mark
+  env:
   - CGO_ENABLED=0
   gcflags:
     - all=-trimpath={{.Env.GOPATH}}