5 neue Layer: Militaerflug, Seekabel, Infrastruktur, ISS Tracker

MILITAERFLUGVERKEHR (adsb.lol /v2/mil):
- ~254 Militaerflugzeuge weltweit in Echtzeit (rot)
- Callsign-Labels bei Zoom (RCH=USAF, GAF=Luftwaffe etc.)
- Klick zeigt: Callsign, Registration, Typ, Hoehe, Squawk
- 20s Refresh

SEEKABEL (TeleGeography):
- Untersee-Glasfaserkabel als cyan-Linien auf dem Globus
- ~500+ internationale Kabelverbindungen
- Geopolitisch relevant (Sabotage, Abhoerung)

INFRASTRUKTUR (OpenStreetMap Overpass):
- 348 Kernkraftwerke weltweit (gelb mit Orange-Rand)
- Militaerflughaefen (rot)
- Labels bei Zoom (<500km)
- 24h Cache (statische Daten)

ISS TRACKER (Open-Notify API):
- Echtzeit-Position der ISS (roter Punkt, 420km Hoehe)
- 5s Refresh, prominentes Label
- Klick zeigt Details

Backend: data_military.py, data_infra.py (2 neue Dateien)
Frontend: military.js, cables.js, infra.js, iss.js (4 neue Dateien)

src/data_military.py

@@ -0,0 +1,49 @@
+"""Militaerflugverkehr: adsb.lol /v2/mil Endpoint."""
+import asyncio, logging, time, httpx
+from fastapi import APIRouter
+
+logger = logging.getLogger("globe.military")
+router = APIRouter()
+_cache = {"data": None, "ts": 0}
+_task = None
+
+async def _fetch():
+    now = time.time()
+    if _cache["data"] and now - _cache["ts"] < 15:
+        return _cache["data"]
+    try:
+        async with httpx.AsyncClient(timeout=15) as client:
+            r = await client.get("https://api.adsb.lol/v2/mil")
+            r.raise_for_status()
+            ac = []
+            for a in r.json().get("ac", []):
+                if a.get("lat") and a.get("lon"):
+                    ac.append({
+                        "hex": a.get("hex",""), "flight": (a.get("flight") or "").strip(),
+                        "reg": a.get("r",""), "type": a.get("t",""),
+                        "lat": a["lat"], "lon": a["lon"],
+                        "alt_baro": a.get("alt_baro"), "gs": a.get("gs"),
+                        "track": a.get("track"), "squawk": a.get("squawk",""),
+                        "dbFlags": a.get("dbFlags", 0),
+                    })
+            _cache["data"] = {"ac": ac, "total": len(ac)}
+            _cache["ts"] = time.time()
+            logger.info(f"Military: {len(ac)} Flugzeuge")
+    except Exception as e:
+        logger.warning(f"Military: {e}")
+    return _cache["data"] or {"ac": [], "total": 0}
+
+async def _loop():
+    await asyncio.sleep(5)
+    while True:
+        await _fetch()
+        await asyncio.sleep(20)
+
+def start_mil_collector():
+    global _task
+    if _task is None or _task.done():
+        _task = asyncio.create_task(_loop())
+
+@router.get("/military")
+async def get_military():
+    return await _fetch()