fix: 返回按钮去边框；多行文本框全宽去等宽字体；ComingSoon 兜底误入插件设置页

apps/desktop/src/renderer/src/components/SettingsModal.tsx

@@ -955,7 +955,7 @@ function PluginSettingsForm({
                   value={typeof value === 'string' ? value : ''}
                   placeholder={item.placeholder}
                   onChange={(e) => onChange(item.key, e.target.value)}
-                  className={`${inputCls} mt-2 w-full resize-y font-mono`}
+                  className={`${inputCls} mt-2 w-full resize-y`}
                 />
               </div>
             )
@@ -1395,7 +1395,7 @@ export function SettingsModal({
               <button
                 type="button"
                 onClick={() => setTab('plugins')}
-                className="mt-0.5 flex shrink-0 items-center gap-1 rounded-control border border-line-strong px-2 py-1 text-[11.5px] text-ink transition-colors hover:bg-hover"
+                className="mt-0.5 flex shrink-0 items-center gap-1 rounded-control px-1.5 py-1 text-[11.5px] text-ink-3 transition-colors hover:bg-hover hover:text-ink"
               >
                 <LuArrowLeft size={13} />
                 返回
@@ -1609,7 +1609,13 @@ export function SettingsModal({
               />
             )}
 
-            {tab !== 'general' && tab !== 'plugins' && tab !== 'model' && tab !== 'prompt' && tab !== 'skills' && tab !== 'commands' && (
+            {tab !== 'general' &&
+              tab !== 'plugins' &&
+              tab !== 'model' &&
+              tab !== 'prompt' &&
+              tab !== 'skills' &&
+              tab !== 'commands' &&
+              !tab.startsWith('plugin:') && (
                 <ComingSoon icon={NAV[1].items.find((i) => i.id === tab)?.icon ?? LuPuzzle} label={meta.title} />
               )}
           </div>