Initial commit: Pixel-ADSB flight tracker

Retro SNES-style side-view ADS-B aircraft tracker with pixel art sprites,
animated celestial bodies, weather visualization, and directional views.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

config.json

@@ -0,0 +1,10 @@
+{
+  "receivers": "AUTO",
+  "receiver_port": 30003,
+  "location": {
+    "name": "My Location",
+    "lat": 0.0,
+    "lon": 0.0
+  },
+  "web_port": 2001
+}