Initial commit: DOOM x MATRIX System Failure text adventure

Modulares Python-Textadventure mit Kampfsystem (Stagger, Bullet Time,
Glory Kills, Hacking-Skill-Checks), Hub-Raum-Navigation, prozeduralen
Encountern, 3 Charakterklassen, mehreren Enden und Story-Elementen
(weißer Hase, Orakel, schwarze-Katze-Deja-vu-Glitch).

doom_matrix/data/items.json

@@ -0,0 +1,82 @@
+[
+  {
+    "id": "medkit",
+    "name": "Medkit",
+    "description": "Heilt 30 HP.",
+    "kind": "consumable",
+    "stackable": true,
+    "value": 30
+  },
+  {
+    "id": "armor_shard",
+    "name": "Armor-Shard",
+    "description": "Gibt 15 Armor.",
+    "kind": "consumable",
+    "stackable": true,
+    "value": 15
+  },
+  {
+    "id": "ammo_pack",
+    "name": "Ammo-Pack",
+    "description": "Füllt Munition aller Waffen auf.",
+    "kind": "consumable",
+    "stackable": true,
+    "value": 1
+  },
+  {
+    "id": "backup_pill",
+    "name": "Backup-Pille",
+    "description": "Einmaliges Auto-Revive. Ein Checkpoint in Pillenform.",
+    "kind": "consumable",
+    "stackable": false,
+    "value": 1
+  },
+  {
+    "id": "keycard_red",
+    "name": "Rote Keycard",
+    "description": "Öffnet rote Sicherheitstüren.",
+    "kind": "key",
+    "stackable": false,
+    "value": 0
+  },
+  {
+    "id": "keycard_blue",
+    "name": "Blaue Keycard",
+    "description": "Öffnet blaue Sicherheitstüren.",
+    "kind": "key",
+    "stackable": false,
+    "value": 0
+  },
+  {
+    "id": "keycard_yellow",
+    "name": "Gelbe Keycard",
+    "description": "Öffnet gelbe Sicherheitstüren.",
+    "kind": "key",
+    "stackable": false,
+    "value": 0
+  },
+  {
+    "id": "crucible_fragment",
+    "name": "Crucible-Fragment",
+    "description": "Ein Splitter reinen Codes. Sammle drei für die letzte Waffe.",
+    "kind": "fragment",
+    "stackable": true,
+    "value": 1
+  },
+  {
+    "id": "praetor_token",
+    "name": "Praetor-Token",
+    "description": "Ein Skillpunkt für Upgrades.",
+    "kind": "misc",
+    "stackable": true,
+    "value": 1
+  },
+  {
+    "id": "logfile",
+    "name": "Log-Datei",
+    "description": "Ein gefundenes Fragment vergangener Wahrheit.",
+    "kind": "lore",
+    "stackable": true,
+    "value": 0
+  }
+]