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/@testing-library/dom/dist/event-map.js

@@ -0,0 +1,697 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.eventMap = exports.eventAliasMap = void 0;
+const eventMap = exports.eventMap = {
+  // Clipboard Events
+  copy: {
+    EventType: 'ClipboardEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  cut: {
+    EventType: 'ClipboardEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  paste: {
+    EventType: 'ClipboardEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  // Composition Events
+  compositionEnd: {
+    EventType: 'CompositionEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  compositionStart: {
+    EventType: 'CompositionEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  compositionUpdate: {
+    EventType: 'CompositionEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  // Keyboard Events
+  keyDown: {
+    EventType: 'KeyboardEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      charCode: 0,
+      composed: true
+    }
+  },
+  keyPress: {
+    EventType: 'KeyboardEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      charCode: 0,
+      composed: true
+    }
+  },
+  keyUp: {
+    EventType: 'KeyboardEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      charCode: 0,
+      composed: true
+    }
+  },
+  // Focus Events
+  focus: {
+    EventType: 'FocusEvent',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false,
+      composed: true
+    }
+  },
+  blur: {
+    EventType: 'FocusEvent',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false,
+      composed: true
+    }
+  },
+  focusIn: {
+    EventType: 'FocusEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: false,
+      composed: true
+    }
+  },
+  focusOut: {
+    EventType: 'FocusEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: false,
+      composed: true
+    }
+  },
+  // Form Events
+  change: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: true,
+      cancelable: false
+    }
+  },
+  input: {
+    EventType: 'InputEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: false,
+      composed: true
+    }
+  },
+  invalid: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: true
+    }
+  },
+  submit: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true
+    }
+  },
+  reset: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true
+    }
+  },
+  // Mouse Events
+  click: {
+    EventType: 'MouseEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      button: 0,
+      composed: true
+    }
+  },
+  contextMenu: {
+    EventType: 'MouseEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  dblClick: {
+    EventType: 'MouseEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  drag: {
+    EventType: 'DragEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  dragEnd: {
+    EventType: 'DragEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: false,
+      composed: true
+    }
+  },
+  dragEnter: {
+    EventType: 'DragEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  dragExit: {
+    EventType: 'DragEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: false,
+      composed: true
+    }
+  },
+  dragLeave: {
+    EventType: 'DragEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: false,
+      composed: true
+    }
+  },
+  dragOver: {
+    EventType: 'DragEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  dragStart: {
+    EventType: 'DragEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  drop: {
+    EventType: 'DragEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  mouseDown: {
+    EventType: 'MouseEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  mouseEnter: {
+    EventType: 'MouseEvent',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false,
+      composed: true
+    }
+  },
+  mouseLeave: {
+    EventType: 'MouseEvent',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false,
+      composed: true
+    }
+  },
+  mouseMove: {
+    EventType: 'MouseEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  mouseOut: {
+    EventType: 'MouseEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  mouseOver: {
+    EventType: 'MouseEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  mouseUp: {
+    EventType: 'MouseEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  // Selection Events
+  select: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: true,
+      cancelable: false
+    }
+  },
+  // Touch Events
+  touchCancel: {
+    EventType: 'TouchEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: false,
+      composed: true
+    }
+  },
+  touchEnd: {
+    EventType: 'TouchEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  touchMove: {
+    EventType: 'TouchEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  touchStart: {
+    EventType: 'TouchEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  // UI Events
+  resize: {
+    EventType: 'UIEvent',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  scroll: {
+    EventType: 'UIEvent',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  // Wheel Events
+  wheel: {
+    EventType: 'WheelEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  // Media Events
+  abort: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  canPlay: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  canPlayThrough: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  durationChange: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  emptied: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  encrypted: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  ended: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  loadedData: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  loadedMetadata: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  loadStart: {
+    EventType: 'ProgressEvent',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  pause: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  play: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  playing: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  progress: {
+    EventType: 'ProgressEvent',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  rateChange: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  seeked: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  seeking: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  stalled: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  suspend: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  timeUpdate: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  volumeChange: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  waiting: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  // Events
+  load: {
+    // TODO: load events can be UIEvent or Event depending on what generated them
+    // This is where this abstraction breaks down.
+    // But the common targets are <img />, <script /> and window.
+    // Neither of these targets receive a UIEvent
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  error: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  // Animation Events
+  animationStart: {
+    EventType: 'AnimationEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: false
+    }
+  },
+  animationEnd: {
+    EventType: 'AnimationEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: false
+    }
+  },
+  animationIteration: {
+    EventType: 'AnimationEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: false
+    }
+  },
+  // Transition Events
+  transitionCancel: {
+    EventType: 'TransitionEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: false
+    }
+  },
+  transitionEnd: {
+    EventType: 'TransitionEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true
+    }
+  },
+  transitionRun: {
+    EventType: 'TransitionEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: false
+    }
+  },
+  transitionStart: {
+    EventType: 'TransitionEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: false
+    }
+  },
+  // pointer events
+  pointerOver: {
+    EventType: 'PointerEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  pointerEnter: {
+    EventType: 'PointerEvent',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  pointerDown: {
+    EventType: 'PointerEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  pointerMove: {
+    EventType: 'PointerEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  pointerUp: {
+    EventType: 'PointerEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  pointerCancel: {
+    EventType: 'PointerEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: false,
+      composed: true
+    }
+  },
+  pointerOut: {
+    EventType: 'PointerEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: true,
+      composed: true
+    }
+  },
+  pointerLeave: {
+    EventType: 'PointerEvent',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  gotPointerCapture: {
+    EventType: 'PointerEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: false,
+      composed: true
+    }
+  },
+  lostPointerCapture: {
+    EventType: 'PointerEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: false,
+      composed: true
+    }
+  },
+  // history events
+  popState: {
+    EventType: 'PopStateEvent',
+    defaultInit: {
+      bubbles: true,
+      cancelable: false
+    }
+  },
+  // window events
+  offline: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  },
+  online: {
+    EventType: 'Event',
+    defaultInit: {
+      bubbles: false,
+      cancelable: false
+    }
+  }
+};
+const eventAliasMap = exports.eventAliasMap = {
+  doubleClick: 'dblClick'
+};