refactor(cli): integrate i18n support across commands

- Centralize CLI text strings using the i18n module for localization
- Refactor `createCommand` and `createCli` to improve modularity
- Update logging and error messages to use translated strings

src/mod.ts

@@ -1,5 +1,8 @@
-import './cli/main.ts';
+import { createCli } from './cli/mod.ts';
+import { initI18n } from './i18n/mod.ts';
 
 // ────────────────────────────────────────────────
 // Entry Point for CLI
-// Delegates to src/cli/main.ts, which registers all CLI commands
+
+await initI18n();
+await (await createCli()).parse(Deno.args);