feat(conventional): initial implementation

`@websnacksjs/conventional` is a cli program which can be used with
`husky` & git hooks to enforce that commit messages adhere to the
conventional commits standard.

tsconfig.json

@@ -1,6 +1,9 @@
 {
 	"files": [],
 	"references": [
+		{
+			"path": "./packages/conventional"
+		},
 		{
 			"path": "./packages/i18n"
 		}