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>

check.mjs

@@ -0,0 +1,15 @@
+import { chromium } from 'playwright';
+const b = await chromium.launch();
+const p = await b.newPage({ viewport: { width: 1180, height: 820 } });
+const errs = [];
+p.on('pageerror', e => errs.push('PAGEERR: ' + e.message));
+p.on('console', m => { if (m.type() === 'error') errs.push('CONSOLE: ' + m.text()); });
+await p.goto('http://localhost:8099', { waitUntil: 'networkidle' });
+await p.getByRole('button', { name: 'MFD', exact: true }).click();
+await p.waitForTimeout(1500);
+const apKeys = await p.$$eval('.ap-key', els => els.map(e => e.textContent));
+const title = await p.$eval('.bezel-title', e => e.textContent).catch(() => null);
+console.log('AP keys on MFD:', JSON.stringify(apKeys));
+console.log('Bezel title:', title);
+console.log('Errors:', errs.length ? errs.join(' | ') : 'NONE');
+await b.close();