feat: init project with some starter Go code

.gitignore

@@ -0,0 +1,33 @@
+### Go ###
+# If you prefer the allow list template instead of the deny list, see community template:
+# https://github.com/github/gitignore/blob/main/community/Golang/Go.AllowList.gitignore
+#
+# Binaries for programs and plugins
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
+
+# Test binary, built with `go test -c`
+*.test
+
+# Output of the go coverage tool, specifically when used with LiteIDE
+*.out
+
+# Dependency directories (remove the comment below to include it)
+# vendor/
+
+# Go workspace file
+go.work
+### devenv ###
+devenv.local.nix
+.devenv.flake.nix
+.devenv
+
+# pre-commit
+.pre-commit-config.yaml
+
+### direnv ###
+.direnv
+