[feat] Add BadgedNumberInput Vue widget with state indicators

- Create BadgedNumberInput.vue component using PrimeVue InputNumber
- Add badges for random, lock, increment, decrement states
- Implement useBadgedNumberInput composable with proper DOM widget integration
- Register BADGED_NUMBER widget type in widgets registry
- Include comprehensive unit tests for widget functionality
- Widget spans node width with padding and rounded corners as specified

tests-ui/tests/composables/useBadgedNumberInput.test.ts

@@ -0,0 +1,73 @@
+import type { LGraphNode } from '@comfyorg/litegraph'
+import { describe, expect, it, vi } from 'vitest'
+
+import { useBadgedNumberInput } from '@/composables/widgets/useBadgedNumberInput'
+import type { InputSpec } from '@/schemas/nodeDef/nodeDefSchemaV2'
+
+// Mock dependencies
+vi.mock('@/scripts/domWidget', () => ({
+  ComponentWidgetImpl: vi.fn().mockImplementation((config) => ({
+    ...config,
+    value: config.options.getValue(),
+    setValue: config.options.setValue,
+    options: config.options,
+    props: config.props
+  })),
+  addWidget: vi.fn()
+}))
+
+describe('useBadgedNumberInput', () => {
+  const createMockNode = (): LGraphNode =>
+    ({
+      id: 1,
+      title: 'Test Node',
+      widgets: [],
+      addWidget: vi.fn()
+    }) as any
+
+  const createInputSpec = (overrides: Partial<InputSpec> = {}): InputSpec => ({
+    name: 'test_input',
+    type: 'number',
+    ...overrides
+  })
+
+  it('creates widget constructor with default options', () => {
+    const constructor = useBadgedNumberInput()
+    expect(constructor).toBeDefined()
+    expect(typeof constructor).toBe('function')
+  })
+
+  it('creates widget with default options', () => {
+    const constructor = useBadgedNumberInput()
+    const node = createMockNode()
+    const inputSpec = createInputSpec()
+
+    const widget = constructor(node, inputSpec)
+
+    expect(widget).toBeDefined()
+    expect(widget.name).toBe(inputSpec.name)
+  })
+
+  it('creates widget with custom badge state', () => {
+    const constructor = useBadgedNumberInput({ badgeState: 'random' })
+    const node = createMockNode()
+    const inputSpec = createInputSpec()
+
+    const widget = constructor(node, inputSpec)
+
+    expect(widget).toBeDefined()
+    // Widget is created with the props, but accessing them requires the mock structure
+    expect((widget as any).props.badgeState).toBe('random')
+  })
+
+  it('creates widget with disabled state', () => {
+    const constructor = useBadgedNumberInput({ disabled: true })
+    const node = createMockNode()
+    const inputSpec = createInputSpec()
+
+    const widget = constructor(node, inputSpec)
+
+    expect(widget).toBeDefined()
+    expect((widget as any).props.disabled).toBe(true)
+  })
+})