style: switch from tab to space indentation in frontend and worker/php

Update biome.json indentStyle from "tab" to "space" and reformat all
files in both workspaces.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/frontend/vitest.config.ts b/frontend/vitest.config.ts
index ab1f2c3..8862852 100644
--- a/frontend/vitest.config.ts
+++ b/frontend/vitest.config.ts
@@ -3,8 +3,8 @@ import tsconfigPaths from "vite-tsconfig-paths";
 import { defineConfig } from "vitest/config";
 
 export default defineConfig({
-	plugins: [react(), tsconfigPaths()],
-	test: {
-		include: ["app/**/*.test.{ts,tsx}"],
-	},
+  plugins: [react(), tsconfigPaths()],
+  test: {
+    include: ["app/**/*.test.{ts,tsx}"],
+  },
 });