Initial commit: X-Plane G1000 web cockpit + bridge + Tauri desktop app

- server/: Node bridge (datarefs/commands, navdata, CIFP procedures, flight plan)
- web/: React cockpit (PFD/MFD/Map, VFR six-pack, AFCS, FMS CDU), PWA, collapsible sidebar
- desktop/: Tauri 2 launcher (Bun sidecar, system tray, updater) + Linux build via Docker
- scripts/: prep-desktop, build-linux, Gitea release + latest.json

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

shot.mjs

@@ -0,0 +1,17 @@
+import { chromium } from 'playwright';
+
+const PORT = process.env.BRIDGE_PORT || 8099;
+const base = `http://localhost:${PORT}`;
+const browser = await chromium.launch();
+const page = await browser.newPage({ viewport: { width: 1180, height: 820 }, deviceScaleFactor: 2 });
+
+await page.goto(base, { waitUntil: 'networkidle' });
+
+const tabs = [['pfd', 'PFD'], ['mfd', 'MFD'], ['map', 'Map'], ['fms', 'FMS'], ['ap', 'Autopilot']];
+for (const [tab, label] of tabs) {
+  await page.getByRole('button', { name: label, exact: true }).click();
+  await page.waitForTimeout(tab === 'map' || tab === 'pfd' ? 4000 : 700); // tiles/terrain
+  await page.screenshot({ path: `/tmp/cockpit-${tab}.png` });
+  console.log(`shot: /tmp/cockpit-${tab}.png`);
+}
+await browser.close();