feat: support local-only git commits without remotes

tests/smoke/git-no-remote-commit-only.spec.ts

@@ -0,0 +1,59 @@
+import { test, expect } from '@playwright/test'
+import { executeCommand, openCommandPalette } from './helpers'
+
+test('commit flow stays local when the active vault has no remote @smoke', async ({ page }) => {
+  await page.addInitScript(() => {
+    type Handler = (args?: Record<string, unknown>) => unknown
+    type BrowserWindow = Window & typeof globalThis & {
+      __gitPushCalls?: number
+      __mockHandlers?: Record<string, Handler>
+      __mockHandlersRef?: Record<string, Handler> | null
+    }
+
+    const browserWindow = window as BrowserWindow
+
+    const applyOverrides = (handlers?: Record<string, Handler> | null) => {
+      if (!handlers) return handlers ?? null
+
+      handlers.git_remote_status = () => ({ branch: 'main', ahead: 0, behind: 0, hasRemote: false })
+      handlers.git_push = () => {
+        browserWindow.__gitPushCalls = (browserWindow.__gitPushCalls ?? 0) + 1
+        return { status: 'ok', message: 'Pushed to remote' }
+      }
+
+      return handlers
+    }
+
+    browserWindow.__gitPushCalls = 0
+
+    let ref = applyOverrides(browserWindow.__mockHandlers) ?? null
+    Object.defineProperty(browserWindow, '__mockHandlers', {
+      configurable: true,
+      set(value) {
+        ref = applyOverrides(value as Record<string, Handler> | undefined) ?? null
+      },
+      get() {
+        return applyOverrides(ref) ?? ref
+      },
+    })
+  })
+
+  await page.goto('/')
+  await page.waitForLoadState('networkidle')
+
+  await expect(page.getByTestId('status-no-remote')).toContainText('No remote')
+
+  await openCommandPalette(page)
+  await executeCommand(page, 'Commit & Push')
+
+  await expect(page.getByRole('heading', { name: 'Commit' })).toBeVisible()
+  await expect(page.getByText(/local commit only/i)).toBeVisible()
+
+  await page.locator('textarea[placeholder="Commit message..."]').fill('test local commit')
+  await page.getByRole('button', { name: 'Commit' }).click()
+
+  await expect(page.locator('.fixed.bottom-8')).toContainText('Committed locally', { timeout: 5000 })
+  await expect.poll(async () =>
+    page.evaluate(() => (window as Window & { __gitPushCalls?: number }).__gitPushCalls ?? 0),
+  ).toBe(0)
+})