Fix missing base project files (#15209)

As title

https://www.lexilogos.com/grec_alphabet.htm

<img width="1049" height="542" alt="image"
src="https://github.com/user-attachments/assets/c3faba20-ab53-4a54-afa5-d548b5461c64"
/>

packages/twenty-cli/package.json

@@ -1,6 +1,6 @@
 {
   "name": "twenty-cli",
-  "version": "0.1.2-gamma",
+  "version": "0.1.2-delta",
   "description": "Command-line interface for Twenty application development",
   "main": "dist/cli.js",
   "bin": {

packages/twenty-cli/src/utils/app-template.ts

@@ -17,6 +17,13 @@ export const copyBaseApplicationProject = async ({
 }) => {
   await fs.copy(BASE_APPLICATION_PROJECT_PATH, appDirectory);
 
+  await fs.rename(
+    join(appDirectory, 'gitignore'),
+    join(appDirectory, '.gitignore'),
+  );
+
+  await fs.copy(join(appDirectory, '.env.example'), join(appDirectory, '.env'));
+
   await createBasePackageJson({
     appName,
     appDescription,