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, 9 insertions, 9 deletions

diff --git a/frontend/app/config.test.ts b/frontend/app/config.test.ts
index 6989635..b44d999 100644
--- a/frontend/app/config.test.ts
+++ b/frontend/app/config.test.ts
@@ -2,15 +2,15 @@ import { describe, expect, test } from "vitest";
 import { API_BASE_PATH, APP_NAME, BASE_PATH } from "./config";
 
 describe("config", () => {
-	test("BASE_PATH defaults to /", () => {
-		expect(BASE_PATH).toBe("/");
-	});
+  test("BASE_PATH defaults to /", () => {
+    expect(BASE_PATH).toBe("/");
+  });
 
-	test("API_BASE_PATH is based on BASE_PATH", () => {
-		expect(API_BASE_PATH).toBe(`${BASE_PATH}api/`);
-	});
+  test("API_BASE_PATH is based on BASE_PATH", () => {
+    expect(API_BASE_PATH).toBe(`${BASE_PATH}api/`);
+  });
 
-	test("APP_NAME is defined", () => {
-		expect(APP_NAME).toBeTruthy();
-	});
+  test("APP_NAME is defined", () => {
+    expect(APP_NAME).toBeTruthy();
+  });
 });