feat: 添加代码片段编辑功能，支持保存编辑后的代码

src/actions/index.ts

@@ -0,0 +1,13 @@
+"use server";
+
+import { db } from "@/db";
+import { redirect } from "next/navigation";
+
+export async function editSnippet(id: number, code: string) {
+  await db.snippet.update({
+    where: { id },
+    data: { code },
+  });
+
+  redirect(`/snippets/${id}`);
+}

src/components/snippet-edit-form.tsx

@@ -1,6 +1,7 @@
 "use client";
 
 import { useState } from "react";
+import * as actions from "@/actions";
 import { Snippet } from "@prisma/client";
 import { Editor } from "@monaco-editor/react";
 
@@ -15,6 +16,8 @@ export default function SnippetEditForm({ snippet }: SnippetEditFormProps) {
     setCode(value);
   };
 
+  const editSnippetAction = actions.editSnippet.bind(null, snippet.id, code);
+
   return (
     <div>
       <Editor
@@ -25,6 +28,11 @@ export default function SnippetEditForm({ snippet }: SnippetEditFormProps) {
         options={{ minimap: { enabled: false } }}
         onChange={handleEditorChange}
       />
+      <form action={editSnippetAction}>
+        <button type="submit" className="p-2 border rounded">
+          Save
+        </button>
+      </form>
     </div>
   );
 }