feat(gitlab): add repository branches and tags endpoints and corresponding types

ts/gitlab.classes.gitlabclient.ts

@@ -7,6 +7,8 @@ import type {
   IGitLabVariable,
   IVariableOptions,
   IGitLabProtectedBranch,
+  IGitLabBranch,
+  IGitLabTag,
   IGitLabPipeline,
   IGitLabJob,
   ITestConnectionResult,
@@ -370,6 +372,28 @@ export class GitLabClient {
     );
   }
 
+  // ---------------------------------------------------------------------------
+  // Repository Branches & Tags
+  // ---------------------------------------------------------------------------
+
+  public async getRepoBranches(projectId: number | string, opts?: IListOptions): Promise<IGitLabBranch[]> {
+    const page = opts?.page || 1;
+    const perPage = opts?.perPage || 50;
+    return this.request<IGitLabBranch[]>(
+      'GET',
+      `/api/v4/projects/${encodeURIComponent(projectId)}/repository/branches?page=${page}&per_page=${perPage}`,
+    );
+  }
+
+  public async getRepoTags(projectId: number | string, opts?: IListOptions): Promise<IGitLabTag[]> {
+    const page = opts?.page || 1;
+    const perPage = opts?.perPage || 50;
+    return this.request<IGitLabTag[]>(
+      'GET',
+      `/api/v4/projects/${encodeURIComponent(projectId)}/repository/tags?page=${page}&per_page=${perPage}`,
+    );
+  }
+
   // ---------------------------------------------------------------------------
   // Protected Branches
   // ---------------------------------------------------------------------------