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, 19 insertions, 19 deletions

diff --git a/frontend/app/components/BorderedContainer.test.tsx b/frontend/app/components/BorderedContainer.test.tsx
index 22a0aec..2f60499 100644
--- a/frontend/app/components/BorderedContainer.test.tsx
+++ b/frontend/app/components/BorderedContainer.test.tsx
@@ -6,28 +6,28 @@ import { afterEach, describe, expect, test } from "vitest";
 import BorderedContainer from "./BorderedContainer";
 
 afterEach(() => {
-	cleanup();
+  cleanup();
 });
 
 describe("BorderedContainer", () => {
-	test("renders children", () => {
-		render(<BorderedContainer>Hello World</BorderedContainer>);
-		expect(screen.getByText("Hello World")).toBeDefined();
-	});
+  test("renders children", () => {
+    render(<BorderedContainer>Hello World</BorderedContainer>);
+    expect(screen.getByText("Hello World")).toBeDefined();
+  });
 
-	test("applies custom className", () => {
-		render(
-			<BorderedContainer className="custom-class">Content</BorderedContainer>,
-		);
-		const container = screen.getByText("Content").closest("div");
-		expect(container?.className).toContain("custom-class");
-	});
+  test("applies custom className", () => {
+    render(
+      <BorderedContainer className="custom-class">Content</BorderedContainer>,
+    );
+    const container = screen.getByText("Content").closest("div");
+    expect(container?.className).toContain("custom-class");
+  });
 
-	test("has default border styling", () => {
-		render(<BorderedContainer>Styled</BorderedContainer>);
-		const container = screen.getByText("Styled").closest("div");
-		expect(container?.className).toContain("border-2");
-		expect(container?.className).toContain("border-brand-600");
-		expect(container?.className).toContain("rounded-xl");
-	});
+  test("has default border styling", () => {
+    render(<BorderedContainer>Styled</BorderedContainer>);
+    const container = screen.getByText("Styled").closest("div");
+    expect(container?.className).toContain("border-2");
+    expect(container?.className).toContain("border-brand-600");
+    expect(container?.className).toContain("rounded-xl");
+  });
 });