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>

scripts/prep-desktop.sh

@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+# Prepare the Tauri bundle inputs: build the web cockpit, copy it in as a
+# resource, and compile the Node bridge into Bun single-file sidecars named with
+# the Tauri target triples. Run from the repo root.
+set -euo pipefail
+ROOT="$(cd "$(dirname "$0")/.." && pwd)"
+cd "$ROOT"
+export PATH="$HOME/.bun/bin:$PATH"
+
+echo "==> building web cockpit"
+( cd web && npm run build >/dev/null )
+
+echo "==> copying cockpit into desktop resources"
+rm -rf desktop/src-tauri/resources/web
+mkdir -p desktop/src-tauri/resources/web
+cp -R web/dist/. desktop/src-tauri/resources/web/
+
+echo "==> compiling bridge sidecars (Bun)"
+mkdir -p desktop/src-tauri/binaries
+bun build --compile --target=bun-darwin-arm64 server/bridge.js \
+  --outfile desktop/src-tauri/binaries/xpbridge-aarch64-apple-darwin
+bun build --compile --target=bun-linux-x64-baseline server/bridge.js \
+  --outfile desktop/src-tauri/binaries/xpbridge-x86_64-unknown-linux-gnu
+chmod +x desktop/src-tauri/binaries/xpbridge-*
+
+echo "==> done"
+ls -lh desktop/src-tauri/binaries/