feat: add release reactions and a GitHub-like reaction bar (#38415)

Adds emoji reactions to releases and moves the reaction picker of
issues, comments and releases into a GitHub-like reaction bar.

- Releases omit 👎 or 😕
- Drafts and tags can't be reacted to
- Moved menu to tippy
- Added keyboard navigation

Fixes: https://github.com/go-gitea/gitea/issues/34268
Fixes: https://github.com/go-gitea/gitea/issues/16676
Co-authored-by: silverwind <me@silverwind.io>
Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>

services/context/base.go

@@ -148,16 +148,26 @@ func (b *Base) PlainText(status int, text string) {
 
 // Redirect redirects the request
 func (b *Base) Redirect(location string, status ...int) {
-	code := util.OptionalArg(status, http.StatusSeeOther)
 	// In case the request is made by "fetch-action" module, make JS redirect to the new location
 	// Otherwise, the JS fetch will follow the redirection and read a "login" page, embed it to the current page, which is not expected.
 	if httplib.IsGiteaFetchActionRequest(b.Req) {
 		b.JSON(http.StatusOK, map[string]any{"redirect": location})
 		return
 	}
+	code := util.OptionalArg(status, http.StatusSeeOther)
 	http.Redirect(b.Resp, b.Req, location, code)
 }
 
+func (b *Base) RedirectForLogin(location string) {
+	if httplib.IsGiteaFetchActionRequest(b.Req) {
+		// let fetch-action handles the redirect automatically
+		b.JSON(http.StatusUnauthorized, map[string]any{"redirect": location})
+	} else {
+		// keep the old behaivor, use 303 to redirect to login page
+		http.Redirect(b.Resp, b.Req, location, http.StatusSeeOther)
+	}
+}
+
 type ServeHeaderOptions = httplib.ServeHeaderOptions
 
 func (b *Base) SetServeHeaders(opts ServeHeaderOptions) {

services/context/upload/upload.go

@@ -104,6 +104,7 @@ type uploadOptions struct {
 
 // AddUploadContext renders template values for dropzone
 func AddUploadContext(ctx *context.Context, uploadType string) {
+	ctx.Data["IsAttachmentEnabled"] = setting.Attachment.Enabled
 	switch uploadType {
 	case "release":
 		ctx.Data["UploadOptions"] = uploadOptions{