feat(frontend): add API client, layout, and routing

- Create Axios-based API client with sources, jobs, and dashboard endpoints
- Add responsive Layout component with navigation sidebar
- Set up React Router with Dashboard, Backups, and Settings routes
- Configure TanStack Query provider with default options
- Use lucide-react for navigation icons

frontend/node_modules/yocto-queue/package.json

@@ -0,0 +1,48 @@
+{
+	"name": "yocto-queue",
+	"version": "1.2.2",
+	"description": "Tiny queue data structure",
+	"license": "MIT",
+	"repository": "sindresorhus/yocto-queue",
+	"funding": "https://github.com/sponsors/sindresorhus",
+	"author": {
+		"name": "Sindre Sorhus",
+		"email": "sindresorhus@gmail.com",
+		"url": "https://sindresorhus.com"
+	},
+	"type": "module",
+	"exports": "./index.js",
+	"types": "./index.d.ts",
+	"sideEffects": false,
+	"engines": {
+		"node": ">=12.20"
+	},
+	"scripts": {
+		"//test": "xo && ava && tsd",
+		"test": "ava && tsd"
+	},
+	"files": [
+		"index.js",
+		"index.d.ts"
+	],
+	"keywords": [
+		"queue",
+		"data",
+		"structure",
+		"algorithm",
+		"queues",
+		"queuing",
+		"list",
+		"array",
+		"linkedlist",
+		"fifo",
+		"enqueue",
+		"dequeue",
+		"data-structure"
+	],
+	"devDependencies": {
+		"ava": "^3.15.0",
+		"tsd": "^0.17.0",
+		"xo": "^0.44.0"
+	}
+}