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, 25 insertions, 25 deletions

diff --git a/frontend/app/components/SubmitButton.test.tsx b/frontend/app/components/SubmitButton.test.tsx
index 9a8085e..06cf5f5 100644
--- a/frontend/app/components/SubmitButton.test.tsx
+++ b/frontend/app/components/SubmitButton.test.tsx
@@ -6,36 +6,36 @@ import { afterEach, describe, expect, test } from "vitest";
 import SubmitButton from "./SubmitButton";
 
 afterEach(() => {
-	cleanup();
+  cleanup();
 });
 
 describe("SubmitButton", () => {
-	test("renders children text", () => {
-		render(<SubmitButton>Submit</SubmitButton>);
-		expect(screen.getByText("Submit")).toBeDefined();
-	});
+  test("renders children text", () => {
+    render(<SubmitButton>Submit</SubmitButton>);
+    expect(screen.getByText("Submit")).toBeDefined();
+  });
 
-	test("renders as a button element", () => {
-		render(<SubmitButton>Click</SubmitButton>);
-		const button = screen.getByText("Click");
-		expect(button.tagName).toBe("BUTTON");
-	});
+  test("renders as a button element", () => {
+    render(<SubmitButton>Click</SubmitButton>);
+    const button = screen.getByText("Click");
+    expect(button.tagName).toBe("BUTTON");
+  });
 
-	test("can be disabled", () => {
-		render(<SubmitButton disabled>Submit</SubmitButton>);
-		const button = screen.getByText("Submit") as HTMLButtonElement;
-		expect(button.disabled).toBe(true);
-	});
+  test("can be disabled", () => {
+    render(<SubmitButton disabled>Submit</SubmitButton>);
+    const button = screen.getByText("Submit") as HTMLButtonElement;
+    expect(button.disabled).toBe(true);
+  });
 
-	test("is not disabled by default", () => {
-		render(<SubmitButton>Submit</SubmitButton>);
-		const button = screen.getByText("Submit") as HTMLButtonElement;
-		expect(button.disabled).toBe(false);
-	});
+  test("is not disabled by default", () => {
+    render(<SubmitButton>Submit</SubmitButton>);
+    const button = screen.getByText("Submit") as HTMLButtonElement;
+    expect(button.disabled).toBe(false);
+  });
 
-	test("has brand-600 background styling", () => {
-		render(<SubmitButton>Submit</SubmitButton>);
-		const button = screen.getByText("Submit");
-		expect(button.className).toContain("bg-brand-600");
-	});
+  test("has brand-600 background styling", () => {
+    render(<SubmitButton>Submit</SubmitButton>);
+    const button = screen.getByText("Submit");
+    expect(button.className).toContain("bg-brand-600");
+  });
 });