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/vitest/dist/vendor/constants.5J7I254_.js

@@ -0,0 +1,65 @@
+const defaultPort = 51204;
+const defaultBrowserPort = 63315;
+const defaultInspectPort = 9229;
+const EXIT_CODE_RESTART = 43;
+const API_PATH = "/__vitest_api__";
+const extraInlineDeps = [
+  /^(?!.*(?:node_modules)).*\.mjs$/,
+  /^(?!.*(?:node_modules)).*\.cjs\.js$/,
+  // Vite client
+  /vite\w*\/dist\/client\/env.mjs/,
+  // Nuxt
+  "@nuxt/test-utils"
+];
+const CONFIG_NAMES = [
+  "vitest.config",
+  "vite.config"
+];
+const WORKSPACES_NAMES = [
+  "vitest.workspace",
+  "vitest.projects"
+];
+const CONFIG_EXTENSIONS = [
+  ".ts",
+  ".mts",
+  ".cts",
+  ".js",
+  ".mjs",
+  ".cjs"
+];
+const configFiles = CONFIG_NAMES.flatMap(
+  (name) => CONFIG_EXTENSIONS.map((ext) => name + ext)
+);
+const WORKSPACES_EXTENSIONS = [
+  ...CONFIG_EXTENSIONS,
+  ".json"
+];
+const workspacesFiles = WORKSPACES_NAMES.flatMap(
+  (name) => WORKSPACES_EXTENSIONS.map((ext) => name + ext)
+);
+const globalApis = [
+  // suite
+  "suite",
+  "test",
+  "describe",
+  "it",
+  // chai
+  "chai",
+  "expect",
+  "assert",
+  // typecheck
+  "expectTypeOf",
+  "assertType",
+  // utils
+  "vitest",
+  "vi",
+  // hooks
+  "beforeAll",
+  "afterAll",
+  "beforeEach",
+  "afterEach",
+  "onTestFinished",
+  "onTestFailed"
+];
+
+export { API_PATH as A, CONFIG_NAMES as C, EXIT_CODE_RESTART as E, defaultBrowserPort as a, defaultInspectPort as b, configFiles as c, defaultPort as d, extraInlineDeps as e, globalApis as g, workspacesFiles as w };