refactor: js output

src/cli/CLICommand.ts

@@ -0,0 +1,18 @@
+// Abstract base class for CLI commands — modeled after the Python CLICommand pattern
+import type { Argv, ArgumentsCamelCase } from "yargs"
+
+export abstract class CLICommand {
+  abstract readonly name: string
+  abstract readonly help: string
+  abstract readonly description: string
+
+  static _subcommands: (new () => CLICommand)[] = []
+
+  addArguments(yargs: Argv): Argv {
+    return yargs
+  }
+
+  async execute(args: ArgumentsCamelCase): Promise<number> {
+    return 0
+  }
+}