Initialize SHSF CLI project with core structure, configuration, and command handling

src/index.ts

@@ -0,0 +1,29 @@
+#!/usr/bin/env node
+import { Command } from 'commander';
+import chalk from 'chalk';
+import { resolveCommands } from './commands.js';
+import { createRequire } from 'module';
+
+const require = createRequire(import.meta.url);
+const pckg = require('../package.json');
+
+export const program = new Command();
+
+program
+  .name('shsf')
+  .description('SHSF CLI tool to manage your serverless functions.')
+  .version(pckg.version);
+
+await resolveCommands();
+
+program
+  .on('command:*', () => {
+    console.error(chalk.red(`\nInvalid command: ${program.args.join(' ')}\n`));
+    process.exit(1);
+  });
+
+program.parse(process.argv);
+
+if (!process.argv.slice(2).length) {
+  program.outputHelp();
+}