chore(gitea): add the user-story issue type

docs/GITEA_ISSUES.md

@@ -140,6 +140,7 @@ Use one `type/*` label:
 
 - `type/bug`
 - `type/feature`
+- `type/user-story`
 - `type/task`
 - `type/debt`
 - `type/docs`

docs/gitea-labels.json

@@ -11,6 +11,12 @@
     "description": "New user-visible behavior or platform capability.",
     "exclusive": true
   },
+  {
+    "name": "type/user-story",
+    "color": "1d76db",
+    "description": "End-to-end user journey or real-world process story used to steer product slices.",
+    "exclusive": true
+  },
   {
     "name": "type/task",
     "color": "1d76db",