Initial commit: Theriapolis baseline at port/godot branch point

Captures the pre-Godot-port state of the codebase. This is the rollback
anchor for the Godot port (M0 of theriapolis-rpg-implementation-plan-godot-port.md).
All Phase 0 through Phase 6.5 work is included; Phase 7 is in flight.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

Content/Data/quests/side_act_i_old_howl.json

@@ -0,0 +1,45 @@
+{
+  "id": "side_act_i_old_howl",
+  "title": "Old Howl",
+  "description": "Grandmother Asha asked you to retrieve her father's Howl-stone from the collapsed mine south of Millhaven. The mine has been camped recently — go armed.",
+  "hidden": false,
+  "entry_step": "find_stone",
+
+  "steps": [
+    {
+      "id": "find_stone",
+      "title": "Search the Old Howl mine",
+      "description": "Travel south past the millpond and take the right fork at the old fence. The brigands camping at the entrance won't let you pass without a fight; the back chamber holds Asha's heirloom.",
+      "waypoint": "Old Howl mine — right fork at the old fence",
+      "on_enter": [
+        { "kind": "give_item", "id": "howl_stone", "qty": 1 }
+      ],
+      "outcomes": [
+        { "next": "return" }
+      ]
+    },
+    {
+      "id": "return",
+      "title": "Return the Howl-stone to Asha",
+      "description": "Bring the Howl-stone back to Grandmother Asha in Millhaven.",
+      "waypoint": "role:millhaven.grandmother_asha",
+      "trigger_conditions": [
+        { "kind": "flag_set", "flag": "asha_received_howl_stone" }
+      ],
+      "outcomes": [
+        {
+          "next": "complete",
+          "effects": [
+            { "kind": "give_xp", "xp": 100 }
+          ]
+        }
+      ]
+    },
+    {
+      "id": "complete",
+      "title": "Old Howl Returned",
+      "description": "Asha has her father's stone back. She'll speak openly about Sable Vasik now — that name will matter later.",
+      "completes_quest": true
+    }
+  ]
+}