Make manifest-version optional in aw.yml

docs/src/content/docs/reference/aw-yml-package-manifest.md

@@ -57,8 +57,6 @@ Missing `README.md` causes package validation to fail.
 ## Example
 
 ```yaml
-manifest-version: "1"
-min-version: v0.38.0
 name: Repo Assist
 emoji: 🤖
 description: Friendly repository automation for review and issue triage

pkg/cli/add_package_manifest_test.go

@@ -377,6 +377,30 @@ files:
 		assert.Equal(t, []string{"workflows/review.md"}, pkg.InstallationSource)
 	})
 
+	t.Run("accepts manifest without manifest-version", func(t *testing.T) {
+		downloadPackageFileFromGitHubForHost = func(owner, repo, path, ref, host string) ([]byte, error) {
+			switch path {
+			case "aw.yml":
+				return []byte(`name: Repo Assist
+files:
+  - workflows/review.md
+`), nil
+			case "README.md":
+				return []byte("# Repo Assist\n"), nil
+			default:
+				return nil, createRepositoryPackageNotFoundError(path)
+			}
+		}
+		listPackageWorkflowFilesForHost = func(owner, repo, ref, workflowPath, host string) ([]string, error) {
+			t.Fatalf("unexpected scan of %s", workflowPath)
+			return nil, nil
+		}
+
+		pkg, err := resolveRepositoryPackage(&RepoSpec{RepoSlug: "owner/repo"}, "")
+		require.NoError(t, err)
+		assert.Equal(t, []string{"workflows/review.md"}, pkg.InstallationSource)
+	})
+
 	t.Run("rejects unsupported manifest-version", func(t *testing.T) {
 		downloadPackageFileFromGitHubForHost = func(owner, repo, path, ref, host string) ([]byte, error) {
 			if path == "aw.yml" {

pkg/cli/compile_repository_manifest_test.go

@@ -150,6 +150,35 @@ engine: copilot
 	assert.Empty(t, results[0].Errors)
 }
 
+func TestCompileWorkflows_AcceptsManifestWithoutManifestVersion(t *testing.T) {
+	tmpDir := testutil.TempDir(t, "aw-manifest-no-version-*")
+	originalWd, err := os.Getwd()
+	require.NoError(t, err)
+	t.Cleanup(func() { _ = os.Chdir(originalWd) })
+	require.NoError(t, os.Chdir(tmpDir))
+
+	cmd := exec.Command("git", "init")
+	cmd.Dir = tmpDir
+	require.NoError(t, cmd.Run())
+
+	require.NoError(t, os.MkdirAll(filepath.Join(tmpDir, ".github", "workflows"), 0o755))
+	require.NoError(t, os.WriteFile(filepath.Join(tmpDir, ".github", "workflows", "test.md"), []byte(`---
+on: workflow_dispatch
+permissions:
+  contents: read
+engine: copilot
+---
+
+# Test
+`), 0o644))
+	require.NoError(t, os.WriteFile(filepath.Join(tmpDir, "README.md"), []byte("# Repo Assist\n"), 0o644))
+	require.NoError(t, os.WriteFile(filepath.Join(tmpDir, "aw.yml"), []byte(`name: Repo Assist
+`), 0o644))
+
+	_, err = CompileWorkflows(context.Background(), CompileConfig{})
+	require.NoError(t, err)
+}
+
 func TestCompileWorkflows_RequiresPackageReadme(t *testing.T) {
 	tmpDir := testutil.TempDir(t, "aw-manifest-readme-*")
 	originalWd, err := os.Getwd()