fix: support push event in automation context

src/github/context.ts

@@ -6,6 +6,7 @@ import type {
   PullRequestEvent,
   PullRequestReviewEvent,
   PullRequestReviewCommentEvent,
+  PushEvent,
   WorkflowRunEvent,
 } from "@octokit/webhooks-types";
 import { CLAUDE_APP_BOT_ID, CLAUDE_BOT_LOGIN } from "./constants";
@@ -65,6 +66,7 @@ const AUTOMATION_EVENT_NAMES = [
   "repository_dispatch",
   "schedule",
   "workflow_run",
+  "push",
 ] as const;
 
 // Derive types from constants for better maintainability
@@ -118,14 +120,15 @@ export type ParsedGitHubContext = BaseContext & {
   isPR: boolean;
 };
 
-// Context for automation events (workflow_dispatch, repository_dispatch, schedule, workflow_run)
+// Context for automation events (workflow_dispatch, repository_dispatch, schedule, workflow_run, push)
 export type AutomationContext = BaseContext & {
   eventName: AutomationEventName;
   payload:
     | WorkflowDispatchEvent
     | RepositoryDispatchEvent
     | ScheduleEvent
-    | WorkflowRunEvent;
+    | WorkflowRunEvent
+    | PushEvent;
 };
 
 // Union type for all contexts
@@ -247,6 +250,13 @@ export function parseGitHubContext(): GitHubContext {
         payload: context.payload as unknown as WorkflowRunEvent,
       };
     }
+    case "push": {
+      return {
+        ...commonFields,
+        eventName: "push",
+        payload: context.payload as unknown as PushEvent,
+      };
+    }
     default:
       throw new Error(`Unsupported event type: ${context.eventName}`);
   }

test/github-context.test.ts

@@ -297,6 +297,23 @@ describe("parseGitHubContext", () => {
       expect(context.eventName).toBe("workflow_run");
       expect(isAutomationContext(context)).toBe(true);
     });
+
+    test("push produces an automation context", () => {
+      setEvent("push", {
+        ref: "refs/heads/main",
+        before: "0000000000000000000000000000000000000000",
+        after: "1111111111111111111111111111111111111111",
+        repository: repositoryPayload,
+        pusher: { name: "test-actor", email: "test-actor@example.com" },
+      });
+
+      const context = parseGitHubContext();
+
+      expect(context.eventName).toBe("push");
+      expect(isAutomationContext(context)).toBe(true);
+      expect("entityNumber" in context).toBe(false);
+      expect("isPR" in context).toBe(false);
+    });
   });
 
   describe("invalid partition", () => {
@@ -442,6 +459,9 @@ describe("type guards", () => {
   const workflowDispatchContext = createMockAutomationContext({
     eventName: "workflow_dispatch",
   });
+  const pushContext = createMockAutomationContext({
+    eventName: "push",
+  });
 
   test("isIssuesEvent accepts only issues events", () => {
     expect(isIssuesEvent(issuesContext)).toBe(true);
@@ -496,9 +516,10 @@ describe("type guards", () => {
     expect(isEntityContext(reviewContext)).toBe(true);
     expect(isEntityContext(reviewCommentContext)).toBe(true);
     expect(isEntityContext(workflowDispatchContext)).toBe(false);
+    expect(isEntityContext(pushContext)).toBe(false);
   });
 
-  test("isAutomationContext accepts the four automation events", () => {
+  test("isAutomationContext accepts the five automation events", () => {
     expect(isAutomationContext(workflowDispatchContext)).toBe(true);
     expect(
       isAutomationContext(
@@ -515,6 +536,7 @@ describe("type guards", () => {
         createMockAutomationContext({ eventName: "workflow_run" }),
       ),
     ).toBe(true);
+    expect(isAutomationContext(pushContext)).toBe(true);
     expect(isAutomationContext(issuesContext)).toBe(false);
   });
 });