fix: Add missing dummy file

Author: tonyo

.gitignore

@@ -30,3 +30,9 @@ go.work.sum
 # Editor/IDE
 .idea/
 # .vscode/
+
+# GoReleaser
+dist/
+
+# Misc
+tmp/

.mise.toml

@@ -1,5 +1,6 @@
 [tools]
 go = "1.24"
+goreleaser = "2.10.2"
 shellcheck = "0.10.0"
 
 [env]

misc/dummy.go

@@ -0,0 +1,9 @@
+// This is a dummy Go file to be built as part of the goreleaser.
+// It is a workaround for the GoReleaser having difficulties with publishing
+// homebrew casks without an actual built binary.
+// Why not building a real unregistry binary? We want to release homebrew casks
+// for multiple architectures and OSes, so building a real binary
+// would be slow due to cross-compilation.
+package main
+
+func main() {}