Open merge dialog instantly from pushed merge facts

api/openapi.yaml

@@ -466,40 +466,6 @@ paths:
               schema: { $ref: "#/components/schemas/WorkflowRun" }
         "404": { $ref: "#/components/responses/Error" }
 
-  /api/tasks/{taskId}/unmerged:
-    parameters:
-      - { name: taskId, in: path, required: true, schema: { type: string } }
-    get:
-      operationId: getUnmerged
-      description: What the task's worktree holds that its project's default branch doesn't.
-      responses:
-        "200":
-          description: The unmerged changes.
-          content:
-            application/json:
-              schema: { $ref: "#/components/schemas/Unmerged" }
-        "404": { $ref: "#/components/responses/Error" }
-        "409": { $ref: "#/components/responses/Error" }
-
-  /api/tasks/{taskId}/co-authors:
-    parameters:
-      - { name: taskId, in: path, required: true, schema: { type: string } }
-    get:
-      operationId: getCoAuthors
-      description: >
-        The humans other than the caller with a message in the task's transcript (sent its agent a message, or had
-        an inbox answer delivered under their name), in order of their first message. A merge by the caller gives each one with a git identity a
-        Co-authored-by trailer.
-      responses:
-        "200":
-          description: The co-authors.
-          content:
-            application/json:
-              schema:
-                type: array
-                items: { $ref: "#/components/schemas/Participant" }
-        "404": { $ref: "#/components/responses/Error" }
-
   /api/tasks/{taskId}/merge:
     parameters:
       - { name: taskId, in: path, required: true, schema: { type: string } }
@@ -1478,7 +1444,7 @@ components:
 
     Task:
       type: object
-      required: [id, project_id, title, merge_title, branch, worktree_path, base_ref, port_base, color, status, created_by, created_at, state, merging, discarding, merging_into_parent, merge_after_review, summary_seq, background]
+      required: [id, project_id, title, merge_title, branch, worktree_path, base_ref, port_base, color, status, created_by, created_at, state, merging, discarding, merging_into_parent, merge_after_review, summary_seq, background, merge_facts]
       properties:
         id: { type: string }
         project_id: { type: string }
@@ -1516,6 +1482,7 @@ components:
         merging_into_parent: { type: boolean, description: "Whether a merge of this subtask into its parent was requested and the parent hasn't merged it yet." }
         merge_after_review: { type: boolean, description: "Whether a Merge with after_review is waiting for the running review of the latest snapshot to finish." }
         summary_seq: { type: integer, format: int64, description: "The seq of the task's latest turn.ended event with summary: true; 0 when it has none." }
+        merge_facts: { $ref: "#/components/schemas/MergeFacts" }
 
     Todo:
       type: object
@@ -1542,15 +1509,31 @@ components:
         model: { type: string }
         discuss: { type: boolean, description: "Tell the agent the human wants to discuss the item in chat before anything is built." }
 
-    Unmerged:
+    MergeFacts:
       type: object
-      required: [commits, files, insertions, deletions, uncommitted]
+      description: >
+        What a Merge of the task would land and how far it's been reviewed. The store keeps it on the task and
+        recomputes it only on events that can change it (a turn ending, a snapshot, a review starting, finishing or
+        having a finding answered, a human's message, the project's default branch moving, a user's git identity
+        changing); a task.merge_facts event, whose payload is the new MergeFacts, carries each change, and none is
+        sent when nothing changed.
+      required: [unmerged_commits, unmerged_files, unreviewed_changes, review_snapshot, review_count, review_running, review_failed, review_findings, participants]
       properties:
-        commits: { type: integer, description: Commits on the task branch that aren't on the default branch. }
-        files: { type: integer, description: Files that differ from the merge base, uncommitted changes included. }
-        insertions: { type: integer }
-        deletions: { type: integer }
-        uncommitted: { type: integer, description: Paths with uncommitted changes in the worktree. }
+        unmerged_commits: { type: integer, description: Commits on the task branch that aren't on the default branch. }
+        unmerged_files: { type: integer, description: "Files that differ from the merge base, uncommitted changes included." }
+        unreviewed_changes: { type: boolean, description: Whether the worktree differs from the latest reviewable snapshot. }
+        review_snapshot: { type: integer, description: "The n of the latest snapshot that isn't a cut point (answer, fork, ask_human); 0 when there is none." }
+        review_count: { type: integer, description: The number of reviews of review_snapshot. }
+        review_running: { type: boolean, description: Whether a review of review_snapshot is running. }
+        review_failed: { type: boolean, description: Whether a review of review_snapshot failed. }
+        review_findings: { type: integer, description: "Findings of review_snapshot's finished reviews that aren't ignored." }
+        participants:
+          type: array
+          description: >
+            The humans with a message in the task's transcript (sent its agent a message, or had an inbox answer
+            delivered under their name), in order of their first message. A merge gives each one other than the
+            merger with a git identity a Co-authored-by trailer.
+          items: { $ref: "#/components/schemas/Participant" }
 
     Participant:
       type: object