feat(cli): add overwrite confirmation for existing components (#66)

packages/cli/src/commands/add.ts

@@ -128,16 +128,29 @@ export const add = new Command()
 
         if (existingComponent.length && !options.overwrite) {
           if (selectedComponents.includes(item.name)) {
-            logger.warn(
-              `Component ${item.name} already exists. Use ${chalk.green(
+            spinner.stop()
+            const { overwrite } = await prompts({
+              type: 'confirm',
+              name: 'overwrite',
+              message: `Component ${item.name} already exists. Would you like to overwrite?`,
+              initial: false,
+            })
+
+            if (!overwrite) {
+              logger.info(
+                `Skipped ${item.name}. To overwrite, run with the ${chalk.green(
                   '--overwrite',
-              )} to overwrite.`,
+                )} flag.`,
               )
-            process.exit(1)
+              continue
             }
 
+            spinner.start(`Installing ${item.name}...`)
+          }
+          else {
             continue
           }
+        }
 
         for (const file of item.files) {
           const componentDir = path.resolve(targetDir, item.name)