fix(cli): handle CLI errors gracefully

- Added CLI error handling for showing help messages.
- Updated error messages to reference the correct config path.

This commit improves the error handling in the CLI to ensure users get

Co-Authored-By: Git Agent <noreply@git-agent.dev>

Author: xesrevinu

src/cli.ts

@@ -1,7 +1,7 @@
 #!/usr/bin/env node
 import { NodeRuntime, NodeServices } from "@effect/platform-node";
 import { ConfigProvider, Effect, Layer } from "effect";
-import { Command } from "effect/unstable/cli";
+import { CliError, Command } from "effect/unstable/cli";
 import * as FetchHttpClient from "effect/unstable/http/FetchHttpClient";
 import PackageJson from "../package.json" with { type: "json" };
 import { commandRoot } from "./commands/root";
@@ -23,6 +23,11 @@ const program = Command.run(commandRoot, {
   Effect.provide(Live),
   Effect.catch((error) =>
     Effect.sync(() => {
+      if (CliError.isCliError(error) && error._tag === "ShowHelp") {
+        process.exitCode = error.errors.length > 0 ? 1 : 0;
+        return;
+      }
+
       console.error(renderError(error));
       process.exitCode =
         error != null &&

src/commands/init.ts

@@ -72,9 +72,8 @@ const runInitCommandBody = Effect.fn(function* (input) {
   if (!input.force) {
     const exists = yield* fs.exists(configPath);
     if (exists) {
-      const existingPath = yield* projectConfigPath(repoRoot);
       return yield* new ConfigError({
-        message: `${existingPath} already exists\nhint: use --force to reinitialize`,
+        message: `${configPath} already exists\nhint: use --force to reinitialize`,
       });
     }
   }