diff --git a/internal/i18n/locales/en-US.json b/internal/i18n/locales/en-US.json
index 184ada0..44e3f14 100644
--- a/internal/i18n/locales/en-US.json
+++ b/internal/i18n/locales/en-US.json
@@ -211,6 +211,7 @@
   "flag.profile.start_time": "Start time (Unix timestamp)",
   "flag.profile.user": "Target user login (defaults to the authenticated user)",
   "flag.profile.year": "Year for the contribution heatmap (e.g. 2025)",
+  "flag.release.attachment_files": "Comma-separated local files to upload and attach",
   "flag.release.body": "Release notes",
   "flag.release.id": "Release ID",
   "flag.release.id_or_tag": "Release ID or tag",
diff --git a/internal/i18n/locales/zh-CN.json b/internal/i18n/locales/zh-CN.json
index 9e623da..5052aad 100644
--- a/internal/i18n/locales/zh-CN.json
+++ b/internal/i18n/locales/zh-CN.json
@@ -211,6 +211,7 @@
   "flag.profile.start_time": "开始时间（Unix 时间戳）",
   "flag.profile.user": "目标用户登录名（默认为当前认证用户）",
   "flag.profile.year": "贡献热力图的年份（如 2025）",
+  "flag.release.attachment_files": "以逗号分隔的本地文件路径，自动上传并附加到发行版",
   "flag.release.body": "发布说明",
   "flag.release.id": "发布 ID",
   "flag.release.id_or_tag": "发布 ID 或标签",
diff --git a/shortcuts/release/release.go b/shortcuts/release/release.go
index 21d7ec4..f24e0bb 100644
--- a/shortcuts/release/release.go
+++ b/shortcuts/release/release.go
@@ -3,6 +3,7 @@ package release
 import (
 	"fmt"
 	"net/url"
+	"os"
 	"strconv"
 	"strings"
 
@@ -46,6 +47,7 @@ func Shortcuts(translators ...*i18n.Translator) []*common.Shortcut {
 				{Name: "prerelease", Usage: tr.T("flag.release.prerelease"), Default: "false"},
 				{Name: "draft", Usage: "Mark as draft (true/false)", Default: "false"},
 				{Name: "attachment-ids", Usage: "Comma-separated attachment IDs"},
+				{Name: "attachment-files", Usage: tr.T("flag.release.attachment_files")},
 			},
 			Run: func(ctx *common.RuntimeContext) error {
 				if err := ctx.ResolveOwnerRepo(); err != nil {
@@ -79,11 +81,21 @@ func Shortcuts(translators ...*i18n.Translator) []*common.Shortcut {
 				if t := ctx.Arg("target"); t != "" {
 					payload["target_commitish"] = t
 				}
+				var ids []string
 				if attachmentIDs := ctx.Arg("attachment-ids"); attachmentIDs != "" {
-					ids, err := parseReleaseAttachmentIDs(attachmentIDs)
+					ids, err = parseReleaseAttachmentIDs(attachmentIDs)
 					if err != nil {
 						return err
 					}
+				}
+				if files := ctx.Arg("attachment-files"); files != "" {
+					uploaded, err := uploadReleaseAttachments(ctx, files)
+					if err != nil {
+						return err
+					}
+					ids = append(ids, uploaded...)
+				}
+				if len(ids) > 0 {
 					payload["attachment_ids"] = ids
 				}
 				env, err := ctx.CallAPI("POST", ctx.RepoPath()+"/releases", payload)
@@ -424,3 +436,41 @@ func firstReleaseValue(values ...string) string {
 	}
 	return ""
 }
+
+// uploadReleaseAttachments uploads local files given as a comma-separated
+// list and returns their attachment ids for use in attachment_ids.
+func uploadReleaseAttachments(ctx *common.RuntimeContext, files string) ([]string, error) {
+	var ids []string
+	for _, part := range strings.Split(files, ",") {
+		file := strings.TrimSpace(part)
+		if file == "" {
+			continue
+		}
+		info, err := os.Stat(file)
+		if err != nil {
+			return nil, fmt.Errorf("cannot access file %q: %w", file, err)
+		}
+		if info.IsDir() {
+			return nil, fmt.Errorf("%q is a directory, expected a file", file)
+		}
+		env, err := ctx.Client.PostMultipartFile("/attachments", file, "file", nil)
+		if err != nil {
+			return nil, fmt.Errorf("upload %q failed: %w", file, err)
+		}
+		data, _ := env.Data.(map[string]interface{})
+		id, _ := data["id"].(string)
+		if id == "" {
+			if num, ok := data["id"].(float64); ok {
+				id = strconv.FormatFloat(num, 'f', -1, 64)
+			}
+		}
+		if id == "" {
+			return nil, fmt.Errorf("upload %q succeeded but no attachment id was returned", file)
+		}
+		ids = append(ids, id)
+	}
+	if len(ids) == 0 {
+		return nil, fmt.Errorf("--attachment-files must include at least one file")
+	}
+	return ids, nil
+}
diff --git a/shortcuts/release/release_test.go b/shortcuts/release/release_test.go
index aa31664..3038292 100644
--- a/shortcuts/release/release_test.go
+++ b/shortcuts/release/release_test.go
@@ -5,6 +5,8 @@ import (
 	"fmt"
 	"net/http"
 	"net/http/httptest"
+	"os"
+	"path/filepath"
 	"reflect"
 	"testing"
 
@@ -453,3 +455,58 @@ func ExampleShortcuts() {
 	// update
 	// delete
 }
+
+func TestReleaseCreateWithAttachmentFiles(t *testing.T) {
+	dir := t.TempDir()
+	asset := filepath.Join(dir, "asset.bin")
+	if err := os.WriteFile(asset, []byte("release asset data"), 0644); err != nil {
+		t.Fatal(err)
+	}
+
+	var payload map[string]interface{}
+	var uploads int
+	server := newReleaseTestServer(t, func(w http.ResponseWriter, r *http.Request) {
+		if r.URL.Path == "/attachments" || r.URL.Path == "/attachments.json" {
+			uploads++
+			if err := r.ParseMultipartForm(1 << 20); err != nil {
+				t.Fatalf("parse multipart: %v", err)
+			}
+			writeReleaseJSON(t, w, map[string]interface{}{"id": "uuid-from-upload", "title": "asset.bin"})
+			return
+		}
+		assertReleaseRequest(t, r, "POST", "/owner/repo/releases.json")
+		payload = decodeReleaseJSON(t, r)
+		writeReleaseJSON(t, w, map[string]interface{}{"status": 0, "message": "created"})
+	})
+	defer server.Close()
+
+	err := runReleaseShortcut(t, server, "create", map[string]string{
+		"tag":              "v1.0.0",
+		"name":             "v1.0.0",
+		"attachment-ids":   "12",
+		"attachment-files": asset,
+	})
+	if err != nil {
+		t.Fatalf("create shortcut failed: %v", err)
+	}
+	if uploads != 1 {
+		t.Fatalf("uploads = %d, want 1", uploads)
+	}
+	assertReleaseStringSlice(t, payload["attachment_ids"], []string{"12", "uuid-from-upload"})
+}
+
+func TestReleaseCreateAttachmentFilesMissing(t *testing.T) {
+	server := newReleaseTestServer(t, func(w http.ResponseWriter, r *http.Request) {
+		t.Fatalf("unexpected request %s %s", r.Method, r.URL.Path)
+	})
+	defer server.Close()
+
+	err := runReleaseShortcut(t, server, "create", map[string]string{
+		"tag":              "v1.0.0",
+		"name":             "v1.0.0",
+		"attachment-files": "/nonexistent/path.bin",
+	})
+	if err == nil {
+		t.Fatal("expected error for missing attachment file")
+	}
+}