Atlas: Logistik-Gerüst + Heli-Fix + Waypoints-Regen + Level-Picker

- Neues Modul 'Logistik Europa': module_info-Eintrag, Landing-Card,
  PHP-Wrapper (logistik.php, modul-logistik.php), Engine-Skelett mit
  Enums + Helpern (travelCost, latePenalty, Bonus, Dijkstra,
  Polyline-Interpolation), Test-Harness, Kompetenzen-Draft,
  5 Seed-Dateien (locations, vehicle-types, cargo-types, railnet,
  contract-templates), 3 Level-Einträge in game_levels, Phase 0 durch
  die Logistik-Instanz geliefert und Atlas-Review bestanden
- Heli-Fix: heli-game.php mit BASE_PATH (production-sicher) +
  Asset-Pfad-Injection, geo_waypoints-Tabelle per Seed-Script
  auffindbar gemacht
- Waypoints-Regen-Tool: regen-waypoints-sql.php synchronisiert
  waypoints.sql aus DB (70 Einträge)
- Design-System: .ggs-level-grid / .ggs-level-card als Standard
  gepromotet (Klimas Muster, iPad-hover-safe)
- Inbox-Nachrichten: Kickoff-Briefings für Heli und Logistik,
  Asset-Map für Heli, DALL-E-Pipeline-Anleitung, Koordinations-
  nachrichten an Fluss, Klima, Glossar, Lehrplan

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

App/assets/data/lg-railnet.json

@@ -0,0 +1,17 @@
+{
+  "_comment": "Seed-Bahnnetz aus Pflichtenheft Kap 65.8. Logistik-Instanz erweitert in Phase 4.",
+  "nodes": [
+    { "id": "wien",      "locationId": "wien",      "name": "Wien Hbf" },
+    { "id": "muenchen",  "locationId": "muenchen",  "name": "München Hbf" },
+    { "id": "hamburg",   "locationId": "hamburg",   "name": "Hamburg Hbf" },
+    { "id": "rotterdam", "locationId": "rotterdam", "name": "Rotterdam Centraal" },
+    { "id": "paris",     "locationId": "paris",     "name": "Paris Gare du Nord" }
+  ],
+  "edges": [
+    { "id": "wien-muenchen",      "from": "wien",     "to": "muenchen",  "distanceKm": 400, "durationMinutes": 267 },
+    { "id": "muenchen-hamburg",   "from": "muenchen", "to": "hamburg",   "distanceKm": 800, "durationMinutes": 533 },
+    { "id": "hamburg-rotterdam",  "from": "hamburg",  "to": "rotterdam", "distanceKm": 500, "durationMinutes": 333 },
+    { "id": "rotterdam-paris",    "from": "rotterdam","to": "paris",     "distanceKm": 520, "durationMinutes": 347 },
+    { "id": "paris-muenchen",     "from": "paris",    "to": "muenchen",  "distanceKm": 820, "durationMinutes": 547 }
+  ]
+}