perf: http方式校验，选择sftp时，支持修改文件访问权限比如777

packages/plugins/plugin-cert/src/plugin/cert-plugin/uploads/impls/sftp.ts

@@ -0,0 +1,51 @@
+import { BaseHttpChallengeUploader } from "../api.js";
+import { SshAccess, SshClient } from "@certd/plugin-lib";
+import path from "path";
+import os from "os";
+import fs from "fs";
+import { SftpAccess } from "@certd/plugin-lib";
+
+export class SftpHttpChallengeUploader extends BaseHttpChallengeUploader<SftpAccess> {
+  async upload(filePath: string, fileContent: Buffer) {
+    const tmpFilePath = path.join(os.tmpdir(), "cert", "http", filePath);
+
+    // Write file to temp path
+    const dir = path.dirname(tmpFilePath);
+    if (!fs.existsSync(dir)) {
+      fs.mkdirSync(dir, { recursive: true });
+    }
+    fs.writeFileSync(tmpFilePath, fileContent);
+
+    const access = await this.ctx.accessService.getById<SshAccess>(this.access.sshAccess);
+    const key = this.rootDir + filePath;
+    try {
+      const client = new SshClient(this.logger);
+      await client.uploadFiles({
+        connectConf: access,
+        mkdirs: true,
+        transports: [
+          {
+            localPath: tmpFilePath,
+            remotePath: key,
+          },
+        ],
+        opts: {
+          mode: this.access?.fileMode ?? undefined,
+        },
+      });
+    } finally {
+      // Remove temp file
+      fs.unlinkSync(tmpFilePath);
+    }
+  }
+
+  async remove(filePath: string) {
+    const access = await this.ctx.accessService.getById<SshAccess>(this.access.sshAccess);
+    const client = new SshClient(this.logger);
+    const key = this.rootDir + filePath;
+    await client.removeFiles({
+      connectConf: access,
+      files: [key],
+    });
+  }
+}