huskies: merge 1141 story Convert work-item type between spike/story/bug/refactor (or at least spike→story)

server/src/http/mcp/tools_list/mod.rs

@@ -114,7 +114,8 @@ mod tests {
         assert!(names.contains(&"schedule_timer"));
         assert!(names.contains(&"list_timers"));
         assert!(names.contains(&"cancel_timer"));
-        assert_eq!(tools.len(), 82);
+        assert!(names.contains(&"convert_item_type"));
+        assert_eq!(tools.len(), 83);
     }
 
     #[test]

server/src/http/mcp/tools_list/story_tools.rs

@@ -671,6 +671,25 @@ pub(super) fn story_tools() -> Vec<Value> {
                 "required": ["story_id"]
             }
         }),
+        json!({
+            "name": "convert_item_type",
+            "description": "Convert a work item's type in place (e.g. spike → story). The story_id, ACs, epic association, and all other registers are preserved; only the item_type register changes. Rejected for archived items.",
+            "inputSchema": {
+                "type": "object",
+                "properties": {
+                    "story_id": {
+                        "type": "string",
+                        "description": "Work item identifier (filename stem, e.g. '42_spike_my_spike')"
+                    },
+                    "new_type": {
+                        "type": "string",
+                        "enum": ["story", "bug", "spike", "refactor", "epic"],
+                        "description": "Target item type"
+                    }
+                },
+                "required": ["story_id", "new_type"]
+            }
+        }),
         json!({
             "name": "freeze_story",
             "description": "Freeze a work item at its current pipeline stage, suppressing pipeline advancement and auto-assign until unfrozen.",