초기 설정 파일 추가: .gitignore, tsconfig.json, package.json 및 README.md 생성

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build/index.js

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+#!/usr/bin/env node
+import { Server } from "@modelcontextprotocol/sdk/server/index.js";
+import { StdioServerTransport } from "@modelcontextprotocol/sdk/server/stdio.js";
+import { CallToolRequestSchema, ListToolsRequestSchema, } from "@modelcontextprotocol/sdk/types.js";
+import fetch from "node-fetch";
+import { z } from "zod";
+import { zodToJsonSchema } from "zod-to-json-schema";
+import { GitLabForkSchema, GitLabReferenceSchema, GitLabRepositorySchema, GitLabIssueSchema, GitLabMergeRequestSchema, GitLabContentSchema, GitLabCreateUpdateFileResponseSchema, GitLabSearchResponseSchema, GitLabTreeSchema, GitLabCommitSchema, CreateOrUpdateFileSchema, SearchRepositoriesSchema, CreateRepositorySchema, GetFileContentsSchema, PushFilesSchema, CreateIssueSchema, CreateMergeRequestSchema, ForkRepositorySchema, CreateBranchSchema, GitLabMergeRequestDiffSchema, GetMergeRequestSchema, GetMergeRequestDiffsSchema, UpdateMergeRequestSchema, } from "./schemas.js";
+const server = new Server({
+    name: "gitlab-mcp-server",
+    version: "0.0.1",
+}, {
+    capabilities: {
+        tools: {},
+    },
+});
+const GITLAB_PERSONAL_ACCESS_TOKEN = process.env.GITLAB_PERSONAL_ACCESS_TOKEN;
+const GITLAB_API_URL = process.env.GITLAB_API_URL || "https://gitlab.com/api/v4";
+if (!GITLAB_PERSONAL_ACCESS_TOKEN) {
+    console.error("GITLAB_PERSONAL_ACCESS_TOKEN environment variable is not set");
+    process.exit(1);
+}
+// GitLab API 공통 헤더
+const DEFAULT_HEADERS = {
+    Accept: "application/json",
+    "Content-Type": "application/json",
+    Authorization: `Bearer ${GITLAB_PERSONAL_ACCESS_TOKEN}`,
+};
+// API 에러 처리를 위한 유틸리티 함수
+async function handleGitLabError(response) {
+    if (!response.ok) {
+        const errorBody = await response.text();
+        throw new Error(`GitLab API error: ${response.status} ${response.statusText}\n${errorBody}`);
+    }
+}
+// 프로젝트 포크 생성
+async function forkProject(projectId, namespace) {
+    // API 엔드포인트 URL 생성
+    const url = new URL(`${GITLAB_API_URL}/api/v4/projects/${encodeURIComponent(projectId)}/fork`);
+    if (namespace) {
+        url.searchParams.append("namespace", namespace);
+    }
+    const response = await fetch(url.toString(), {
+        method: "POST",
+        headers: DEFAULT_HEADERS,
+    });
+    // 이미 존재하는 프로젝트인 경우 처리
+    if (response.status === 409) {
+        throw new Error("Project already exists in the target namespace");
+    }
+    await handleGitLabError(response);
+    const data = await response.json();
+    return GitLabForkSchema.parse(data);
+}
+// 새로운 브랜치 생성
+async function createBranch(projectId, options) {
+    const url = new URL(`${GITLAB_API_URL}/api/v4/projects/${encodeURIComponent(projectId)}/repository/branches`);
+    const response = await fetch(url.toString(), {
+        method: "POST",
+        headers: DEFAULT_HEADERS,
+        body: JSON.stringify({
+            branch: options.name,
+            ref: options.ref,
+        }),
+    });
+    await handleGitLabError(response);
+    return GitLabReferenceSchema.parse(await response.json());
+}
+// 프로젝트의 기본 브랜치 조회
+async function getDefaultBranchRef(projectId) {
+    const url = new URL(`${GITLAB_API_URL}/api/v4/projects/${encodeURIComponent(projectId)}`);
+    const response = await fetch(url.toString(), {
+        headers: DEFAULT_HEADERS,
+    });
+    await handleGitLabError(response);
+    const project = GitLabRepositorySchema.parse(await response.json());
+    return project.default_branch ?? "main";
+}
+// 파일 내용 조회
+async function getFileContents(projectId, filePath, ref) {
+    const encodedPath = encodeURIComponent(filePath);
+    // ref가 없는 경우 default branch를 가져옴
+    if (!ref) {
+        ref = await getDefaultBranchRef(projectId);
+    }
+    const url = new URL(`${GITLAB_API_URL}/api/v4/projects/${encodeURIComponent(projectId)}/repository/files/${encodedPath}`);
+    url.searchParams.append("ref", ref);
+    const response = await fetch(url.toString(), {
+        headers: DEFAULT_HEADERS,
+    });
+    // 파일을 찾을 수 없는 경우 처리
+    if (response.status === 404) {
+        throw new Error(`File not found: ${filePath}`);
+    }
+    await handleGitLabError(response);
+    const data = await response.json();
+    const parsedData = GitLabContentSchema.parse(data);
+    // Base64로 인코딩된 파일 내용을 UTF-8로 디코딩
+    if (!Array.isArray(parsedData) && parsedData.content) {
+        parsedData.content = Buffer.from(parsedData.content, "base64").toString("utf8");
+        parsedData.encoding = "utf8";
+    }
+    return parsedData;
+}
+// 이슈 생성
+async function createIssue(projectId, options) {
+    const url = new URL(`${GITLAB_API_URL}/api/v4/projects/${encodeURIComponent(projectId)}/issues`);
+    const response = await fetch(url.toString(), {
+        method: "POST",
+        headers: DEFAULT_HEADERS,
+        body: JSON.stringify({
+            title: options.title,
+            description: options.description,
+            assignee_ids: options.assignee_ids,
+            milestone_id: options.milestone_id,
+            labels: options.labels?.join(","),
+        }),
+    });
+    // 잘못된 요청 처리
+    if (response.status === 400) {
+        const errorBody = await response.text();
+        throw new Error(`Invalid request: ${errorBody}`);
+    }
+    await handleGitLabError(response);
+    const data = await response.json();
+    return GitLabIssueSchema.parse(data);
+}
+async function createMergeRequest(projectId, options) {
+    const url = new URL(`${GITLAB_API_URL}/api/v4/projects/${encodeURIComponent(projectId)}/merge_requests`);
+    const response = await fetch(url.toString(), {
+        method: "POST",
+        headers: {
+            Accept: "application/json",
+            "Content-Type": "application/json",
+            Authorization: `Bearer ${GITLAB_PERSONAL_ACCESS_TOKEN}`,
+        },
+        body: JSON.stringify({
+            title: options.title,
+            description: options.description,
+            source_branch: options.source_branch,
+            target_branch: options.target_branch,
+            allow_collaboration: options.allow_collaboration,
+            draft: options.draft,
+        }),
+    });
+    if (response.status === 400) {
+        const errorBody = await response.text();
+        throw new Error(`Invalid request: ${errorBody}`);
+    }
+    if (!response.ok) {
+        const errorBody = await response.text();
+        throw new Error(`GitLab API error: ${response.status} ${response.statusText}\n${errorBody}`);
+    }
+    const data = await response.json();
+    return GitLabMergeRequestSchema.parse(data);
+}
+async function createOrUpdateFile(projectId, filePath, content, commitMessage, branch, previousPath) {
+    const encodedPath = encodeURIComponent(filePath);
+    const url = new URL(`${GITLAB_API_URL}/api/v4/projects/${encodeURIComponent(projectId)}/repository/files/${encodedPath}`);
+    const body = {
+        branch,
+        content,
+        commit_message: commitMessage,
+        encoding: "text",
+        ...(previousPath ? { previous_path: previousPath } : {}),
+    };
+    // Check if file exists
+    let method = "POST";
+    try {
+        await getFileContents(projectId, filePath, branch);
+        method = "PUT";
+    }
+    catch (error) {
+        if (!(error instanceof Error && error.message.includes("File not found"))) {
+            throw error;
+        }
+        // File doesn't exist, use POST
+    }
+    const response = await fetch(url.toString(), {
+        method,
+        headers: {
+            Accept: "application/json",
+            "Content-Type": "application/json",
+            Authorization: `Bearer ${GITLAB_PERSONAL_ACCESS_TOKEN}`,
+        },
+        body: JSON.stringify(body),
+    });
+    if (!response.ok) {
+        const errorBody = await response.text();
+        throw new Error(`GitLab API error: ${response.status} ${response.statusText}\n${errorBody}`);
+    }
+    const data = await response.json();
+    return GitLabCreateUpdateFileResponseSchema.parse(data);
+}
+async function createTree(projectId, files, ref) {
+    const url = new URL(`${GITLAB_API_URL}/api/v4/projects/${encodeURIComponent(projectId)}/repository/tree`);
+    if (ref) {
+        url.searchParams.append("ref", ref);
+    }
+    const response = await fetch(url.toString(), {
+        method: "POST",
+        headers: {
+            Accept: "application/json",
+            "Content-Type": "application/json",
+            Authorization: `Bearer ${GITLAB_PERSONAL_ACCESS_TOKEN}`,
+        },
+        body: JSON.stringify({
+            files: files.map((file) => ({
+                file_path: file.path,
+                content: file.content,
+                encoding: "text",
+            })),
+        }),
+    });
+    if (response.status === 400) {
+        const errorBody = await response.text();
+        throw new Error(`Invalid request: ${errorBody}`);
+    }
+    if (!response.ok) {
+        const errorBody = await response.text();
+        throw new Error(`GitLab API error: ${response.status} ${response.statusText}\n${errorBody}`);
+    }
+    const data = await response.json();
+    return GitLabTreeSchema.parse(data);
+}
+async function createCommit(projectId, message, branch, actions) {
+    const url = new URL(`${GITLAB_API_URL}/api/v4/projects/${encodeURIComponent(projectId)}/repository/commits`);
+    const response = await fetch(url.toString(), {
+        method: "POST",
+        headers: {
+            Accept: "application/json",
+            "Content-Type": "application/json",
+            Authorization: `Bearer ${GITLAB_PERSONAL_ACCESS_TOKEN}`,
+        },
+        body: JSON.stringify({
+            branch,
+            commit_message: message,
+            actions: actions.map((action) => ({
+                action: "create",
+                file_path: action.path,
+                content: action.content,
+                encoding: "text",
+            })),
+        }),
+    });
+    if (response.status === 400) {
+        const errorBody = await response.text();
+        throw new Error(`Invalid request: ${errorBody}`);
+    }
+    if (!response.ok) {
+        const errorBody = await response.text();
+        throw new Error(`GitLab API error: ${response.status} ${response.statusText}\n${errorBody}`);
+    }
+    const data = await response.json();
+    return GitLabCommitSchema.parse(data);
+}
+async function searchProjects(query, page = 1, perPage = 20) {
+    const url = new URL(`${GITLAB_API_URL}/api/v4/projects`);
+    url.searchParams.append("search", query);
+    url.searchParams.append("page", page.toString());
+    url.searchParams.append("per_page", perPage.toString());
+    url.searchParams.append("order_by", "id");
+    url.searchParams.append("sort", "desc");
+    const response = await fetch(url.toString(), {
+        headers: {
+            Accept: "application/json",
+            "Content-Type": "application/json",
+            Authorization: `Bearer ${GITLAB_PERSONAL_ACCESS_TOKEN}`,
+        },
+    });
+    if (!response.ok) {
+        const errorBody = await response.text();
+        throw new Error(`GitLab API error: ${response.status} ${response.statusText}\n${errorBody}`);
+    }
+    const projects = (await response.json());
+    const totalCount = response.headers.get("x-total");
+    const totalPages = response.headers.get("x-total-pages");
+    // GitLab API doesn't return these headers for results > 10,000
+    const count = totalCount ? parseInt(totalCount) : projects.length;
+    return GitLabSearchResponseSchema.parse({
+        count,
+        total_pages: totalPages ? parseInt(totalPages) : Math.ceil(count / perPage),
+        current_page: page,
+        items: projects,
+    });
+}
+async function createRepository(options) {
+    const response = await fetch(`${GITLAB_API_URL}/api/v4/projects`, {
+        method: "POST",
+        headers: {
+            Accept: "application/json",
+            "Content-Type": "application/json",
+            Authorization: `Bearer ${GITLAB_PERSONAL_ACCESS_TOKEN}`,
+        },
+        body: JSON.stringify({
+            name: options.name,
+            description: options.description,
+            visibility: options.visibility,
+            initialize_with_readme: options.initialize_with_readme,
+            default_branch: "main",
+            path: options.name.toLowerCase().replace(/\s+/g, "-"),
+        }),
+    });
+    if (!response.ok) {
+        const errorBody = await response.text();
+        throw new Error(`GitLab API error: ${response.status} ${response.statusText}\n${errorBody}`);
+    }
+    const data = await response.json();
+    return GitLabRepositorySchema.parse(data);
+}
+// MR 조회 함수
+async function getMergeRequest(projectId, mergeRequestIid) {
+    const url = new URL(`${GITLAB_API_URL}/api/v4/projects/${encodeURIComponent(projectId)}/merge_requests/${mergeRequestIid}`);
+    const response = await fetch(url.toString(), {
+        headers: DEFAULT_HEADERS,
+    });
+    await handleGitLabError(response);
+    return GitLabMergeRequestSchema.parse(await response.json());
+}
+// MR 변경사항 조회 함수
+async function getMergeRequestDiffs(projectId, mergeRequestIid, view) {
+    const url = new URL(`${GITLAB_API_URL}/api/v4/projects/${encodeURIComponent(projectId)}/merge_requests/${mergeRequestIid}/changes`);
+    if (view) {
+        url.searchParams.append("view", view);
+    }
+    const response = await fetch(url.toString(), {
+        headers: DEFAULT_HEADERS,
+    });
+    await handleGitLabError(response);
+    const data = (await response.json());
+    return z.array(GitLabMergeRequestDiffSchema).parse(data.changes);
+}
+// MR 업데이트 함수
+async function updateMergeRequest(projectId, mergeRequestIid, options) {
+    const url = new URL(`${GITLAB_API_URL}/api/v4/projects/${encodeURIComponent(projectId)}/merge_requests/${mergeRequestIid}`);
+    const response = await fetch(url.toString(), {
+        method: "PUT",
+        headers: DEFAULT_HEADERS,
+        body: JSON.stringify(options),
+    });
+    await handleGitLabError(response);
+    return GitLabMergeRequestSchema.parse(await response.json());
+}
+server.setRequestHandler(ListToolsRequestSchema, async () => {
+    return {
+        tools: [
+            {
+                name: "create_or_update_file",
+                description: "Create or update a single file in a GitLab project",
+                inputSchema: zodToJsonSchema(CreateOrUpdateFileSchema),
+            },
+            {
+                name: "search_repositories",
+                description: "Search for GitLab projects",
+                inputSchema: zodToJsonSchema(SearchRepositoriesSchema),
+            },
+            {
+                name: "create_repository",
+                description: "Create a new GitLab project",
+                inputSchema: zodToJsonSchema(CreateRepositorySchema),
+            },
+            {
+                name: "get_file_contents",
+                description: "Get the contents of a file or directory from a GitLab project",
+                inputSchema: zodToJsonSchema(GetFileContentsSchema),
+            },
+            {
+                name: "push_files",
+                description: "Push multiple files to a GitLab project in a single commit",
+                inputSchema: zodToJsonSchema(PushFilesSchema),
+            },
+            {
+                name: "create_issue",
+                description: "Create a new issue in a GitLab project",
+                inputSchema: zodToJsonSchema(CreateIssueSchema),
+            },
+            {
+                name: "create_merge_request",
+                description: "Create a new merge request in a GitLab project",
+                inputSchema: zodToJsonSchema(CreateMergeRequestSchema),
+            },
+            {
+                name: "fork_repository",
+                description: "Fork a GitLab project to your account or specified namespace",
+                inputSchema: zodToJsonSchema(ForkRepositorySchema),
+            },
+            {
+                name: "create_branch",
+                description: "Create a new branch in a GitLab project",
+                inputSchema: zodToJsonSchema(CreateBranchSchema),
+            },
+            {
+                name: "get_merge_request",
+                description: "Get details of a merge request",
+                inputSchema: zodToJsonSchema(GetMergeRequestSchema),
+            },
+            {
+                name: "get_merge_request_diffs",
+                description: "Get the changes/diffs of a merge request",
+                inputSchema: zodToJsonSchema(GetMergeRequestDiffsSchema),
+            },
+            {
+                name: "update_merge_request",
+                description: "Update a merge request",
+                inputSchema: zodToJsonSchema(UpdateMergeRequestSchema),
+            },
+        ],
+    };
+});
+server.setRequestHandler(CallToolRequestSchema, async (request) => {
+    try {
+        if (!request.params.arguments) {
+            throw new Error("Arguments are required");
+        }
+        switch (request.params.name) {
+            case "fork_repository": {
+                const args = ForkRepositorySchema.parse(request.params.arguments);
+                const fork = await forkProject(args.project_id, args.namespace);
+                return {
+                    content: [{ type: "text", text: JSON.stringify(fork, null, 2) }],
+                };
+            }
+            case "create_branch": {
+                const args = CreateBranchSchema.parse(request.params.arguments);
+                let ref = args.ref;
+                if (!ref) {
+                    ref = await getDefaultBranchRef(args.project_id);
+                }
+                const branch = await createBranch(args.project_id, {
+                    name: args.branch,
+                    ref,
+                });
+                return {
+                    content: [{ type: "text", text: JSON.stringify(branch, null, 2) }],
+                };
+            }
+            case "search_repositories": {
+                const args = SearchRepositoriesSchema.parse(request.params.arguments);
+                const results = await searchProjects(args.search, args.page, args.per_page);
+                return {
+                    content: [{ type: "text", text: JSON.stringify(results, null, 2) }],
+                };
+            }
+            case "create_repository": {
+                const args = CreateRepositorySchema.parse(request.params.arguments);
+                const repository = await createRepository(args);
+                return {
+                    content: [
+                        { type: "text", text: JSON.stringify(repository, null, 2) },
+                    ],
+                };
+            }
+            case "get_file_contents": {
+                const args = GetFileContentsSchema.parse(request.params.arguments);
+                const contents = await getFileContents(args.project_id, args.file_path, args.ref);
+                return {
+                    content: [{ type: "text", text: JSON.stringify(contents, null, 2) }],
+                };
+            }
+            case "create_or_update_file": {
+                const args = CreateOrUpdateFileSchema.parse(request.params.arguments);
+                const result = await createOrUpdateFile(args.project_id, args.file_path, args.content, args.commit_message, args.branch, args.previous_path);
+                return {
+                    content: [{ type: "text", text: JSON.stringify(result, null, 2) }],
+                };
+            }
+            case "push_files": {
+                const args = PushFilesSchema.parse(request.params.arguments);
+                const result = await createCommit(args.project_id, args.commit_message, args.branch, args.files.map((f) => ({ path: f.file_path, content: f.content })));
+                return {
+                    content: [{ type: "text", text: JSON.stringify(result, null, 2) }],
+                };
+            }
+            case "create_issue": {
+                const args = CreateIssueSchema.parse(request.params.arguments);
+                const { project_id, ...options } = args;
+                const issue = await createIssue(project_id, options);
+                return {
+                    content: [{ type: "text", text: JSON.stringify(issue, null, 2) }],
+                };
+            }
+            case "create_merge_request": {
+                const args = CreateMergeRequestSchema.parse(request.params.arguments);
+                const { project_id, ...options } = args;
+                const mergeRequest = await createMergeRequest(project_id, options);
+                return {
+                    content: [
+                        { type: "text", text: JSON.stringify(mergeRequest, null, 2) },
+                    ],
+                };
+            }
+            case "get_merge_request": {
+                const args = GetMergeRequestSchema.parse(request.params.arguments);
+                const mergeRequest = await getMergeRequest(args.project_id, args.merge_request_iid);
+                return {
+                    content: [
+                        { type: "text", text: JSON.stringify(mergeRequest, null, 2) },
+                    ],
+                };
+            }
+            case "get_merge_request_diffs": {
+                const args = GetMergeRequestDiffsSchema.parse(request.params.arguments);
+                const diffs = await getMergeRequestDiffs(args.project_id, args.merge_request_iid, args.view);
+                return {
+                    content: [{ type: "text", text: JSON.stringify(diffs, null, 2) }],
+                };
+            }
+            case "update_merge_request": {
+                const args = UpdateMergeRequestSchema.parse(request.params.arguments);
+                const { project_id, merge_request_iid, ...options } = args;
+                const mergeRequest = await updateMergeRequest(project_id, merge_request_iid, options);
+                return {
+                    content: [
+                        { type: "text", text: JSON.stringify(mergeRequest, null, 2) },
+                    ],
+                };
+            }
+            default:
+                throw new Error(`Unknown tool: ${request.params.name}`);
+        }
+    }
+    catch (error) {
+        if (error instanceof z.ZodError) {
+            throw new Error(`Invalid arguments: ${error.errors
+                .map((e) => `${e.path.join(".")}: ${e.message}`)
+                .join(", ")}`);
+        }
+        throw error;
+    }
+});
+async function runServer() {
+    const transport = new StdioServerTransport();
+    await server.connect(transport);
+    console.error("GitLab MCP Server running on stdio");
+}
+runServer().catch((error) => {
+    console.error("Fatal error in main():", error);
+    process.exit(1);
+});

build/schemas.js

@@ -0,0 +1,348 @@
+import { z } from "zod";
+// Base schemas for common types
+export const GitLabAuthorSchema = z.object({
+    name: z.string(),
+    email: z.string(),
+    date: z.string(),
+});
+// Repository related schemas
+export const GitLabOwnerSchema = z.object({
+    username: z.string(), // Changed from login to match GitLab API
+    id: z.number(),
+    avatar_url: z.string(),
+    web_url: z.string(), // Changed from html_url to match GitLab API
+    name: z.string(), // Added as GitLab includes full name
+    state: z.string(), // Added as GitLab includes user state
+});
+export const GitLabRepositorySchema = z.object({
+    id: z.number(),
+    name: z.string(),
+    path_with_namespace: z.string(),
+    visibility: z.string().optional(),
+    owner: GitLabOwnerSchema.optional(),
+    web_url: z.string().optional(),
+    description: z.string().nullable(),
+    fork: z.boolean().optional(),
+    ssh_url_to_repo: z.string().optional(),
+    http_url_to_repo: z.string().optional(),
+    created_at: z.string().optional(),
+    last_activity_at: z.string().optional(),
+    default_branch: z.string().optional(),
+});
+// File content schemas
+export const GitLabFileContentSchema = z.object({
+    file_name: z.string(), // Changed from name to match GitLab API
+    file_path: z.string(), // Changed from path to match GitLab API
+    size: z.number(),
+    encoding: z.string(),
+    content: z.string(),
+    content_sha256: z.string(), // Changed from sha to match GitLab API
+    ref: z.string(), // Added as GitLab requires branch reference
+    blob_id: z.string(), // Added to match GitLab API
+    last_commit_id: z.string(), // Added to match GitLab API
+});
+export const GitLabDirectoryContentSchema = z.object({
+    name: z.string(),
+    path: z.string(),
+    type: z.string(),
+    mode: z.string(),
+    id: z.string(), // Changed from sha to match GitLab API
+    web_url: z.string(), // Changed from html_url to match GitLab API
+});
+export const GitLabContentSchema = z.union([
+    GitLabFileContentSchema,
+    z.array(GitLabDirectoryContentSchema),
+]);
+// Operation schemas
+export const FileOperationSchema = z.object({
+    path: z.string(),
+    content: z.string(),
+});
+// Tree and commit schemas
+export const GitLabTreeEntrySchema = z.object({
+    id: z.string(), // Changed from sha to match GitLab API
+    name: z.string(),
+    type: z.enum(["blob", "tree"]),
+    path: z.string(),
+    mode: z.string(),
+});
+export const GitLabTreeSchema = z.object({
+    id: z.string(), // Changed from sha to match GitLab API
+    tree: z.array(GitLabTreeEntrySchema),
+});
+export const GitLabCommitSchema = z.object({
+    id: z.string(), // Changed from sha to match GitLab API
+    short_id: z.string(), // Added to match GitLab API
+    title: z.string(), // Changed from message to match GitLab API
+    author_name: z.string(),
+    author_email: z.string(),
+    authored_date: z.string(),
+    committer_name: z.string(),
+    committer_email: z.string(),
+    committed_date: z.string(),
+    web_url: z.string(), // Changed from html_url to match GitLab API
+    parent_ids: z.array(z.string()), // Changed from parents to match GitLab API
+});
+// Reference schema
+export const GitLabReferenceSchema = z.object({
+    name: z.string(), // Changed from ref to match GitLab API
+    commit: z.object({
+        id: z.string(), // Changed from sha to match GitLab API
+        web_url: z.string(), // Changed from url to match GitLab API
+    }),
+});
+// Input schemas for operations
+export const CreateRepositoryOptionsSchema = z.object({
+    name: z.string(),
+    description: z.string().optional(),
+    visibility: z.enum(["private", "internal", "public"]).optional(), // Changed from private to match GitLab API
+    initialize_with_readme: z.boolean().optional(), // Changed from auto_init to match GitLab API
+});
+export const CreateIssueOptionsSchema = z.object({
+    title: z.string(),
+    description: z.string().optional(), // Changed from body to match GitLab API
+    assignee_ids: z.array(z.number()).optional(), // Changed from assignees to match GitLab API
+    milestone_id: z.number().optional(), // Changed from milestone to match GitLab API
+    labels: z.array(z.string()).optional(),
+});
+export const CreateMergeRequestOptionsSchema = z.object({
+    // Changed from CreatePullRequestOptionsSchema
+    title: z.string(),
+    description: z.string().optional(), // Changed from body to match GitLab API
+    source_branch: z.string(), // Changed from head to match GitLab API
+    target_branch: z.string(), // Changed from base to match GitLab API
+    allow_collaboration: z.boolean().optional(), // Changed from maintainer_can_modify to match GitLab API
+    draft: z.boolean().optional(),
+});
+export const CreateBranchOptionsSchema = z.object({
+    name: z.string(), // Changed from ref to match GitLab API
+    ref: z.string(), // The source branch/commit for the new branch
+});
+// Response schemas for operations
+export const GitLabCreateUpdateFileResponseSchema = z.object({
+    file_path: z.string(),
+    branch: z.string(),
+    commit_id: z.string(), // Changed from sha to match GitLab API
+    content: GitLabFileContentSchema.optional(),
+});
+export const GitLabSearchResponseSchema = z.object({
+    count: z.number().optional(),
+    total_pages: z.number().optional(),
+    current_page: z.number().optional(),
+    items: z.array(GitLabRepositorySchema),
+});
+// Fork related schemas
+export const GitLabForkParentSchema = z.object({
+    name: z.string(),
+    path_with_namespace: z.string(), // Changed from full_name to match GitLab API
+    owner: z.object({
+        username: z.string(), // Changed from login to match GitLab API
+        id: z.number(),
+        avatar_url: z.string(),
+    }),
+    web_url: z.string(), // Changed from html_url to match GitLab API
+});
+export const GitLabForkSchema = GitLabRepositorySchema.extend({
+    forked_from_project: GitLabForkParentSchema, // Changed from parent to match GitLab API
+});
+// Issue related schemas
+export const GitLabLabelSchema = z.object({
+    id: z.number(),
+    name: z.string(),
+    color: z.string(),
+    description: z.string().optional(),
+});
+export const GitLabUserSchema = z.object({
+    username: z.string(), // Changed from login to match GitLab API
+    id: z.number(),
+    name: z.string(),
+    avatar_url: z.string(),
+    web_url: z.string(), // Changed from html_url to match GitLab API
+});
+export const GitLabMilestoneSchema = z.object({
+    id: z.number(),
+    iid: z.number(), // Added to match GitLab API
+    title: z.string(),
+    description: z.string(),
+    state: z.string(),
+    web_url: z.string(), // Changed from html_url to match GitLab API
+});
+export const GitLabIssueSchema = z.object({
+    id: z.number(),
+    iid: z.number(), // Added to match GitLab API
+    project_id: z.number(), // Added to match GitLab API
+    title: z.string(),
+    description: z.string(), // Changed from body to match GitLab API
+    state: z.string(),
+    author: GitLabUserSchema,
+    assignees: z.array(GitLabUserSchema),
+    labels: z.array(GitLabLabelSchema),
+    milestone: GitLabMilestoneSchema.nullable(),
+    created_at: z.string(),
+    updated_at: z.string(),
+    closed_at: z.string().nullable(),
+    web_url: z.string(), // Changed from html_url to match GitLab API
+});
+// Merge Request related schemas (equivalent to Pull Request)
+export const GitLabMergeRequestDiffRefSchema = z.object({
+    base_sha: z.string(),
+    head_sha: z.string(),
+    start_sha: z.string(),
+});
+export const GitLabMergeRequestSchema = z.object({
+    id: z.number(),
+    iid: z.number(),
+    project_id: z.number(),
+    title: z.string(),
+    description: z.string().nullable(),
+    state: z.string(),
+    merged: z.boolean().optional(),
+    draft: z.boolean().optional(),
+    author: GitLabUserSchema,
+    assignees: z.array(GitLabUserSchema).optional(),
+    source_branch: z.string(),
+    target_branch: z.string(),
+    diff_refs: GitLabMergeRequestDiffRefSchema.optional(),
+    web_url: z.string(),
+    created_at: z.string(),
+    updated_at: z.string(),
+    merged_at: z.string().nullable(),
+    closed_at: z.string().nullable(),
+    merge_commit_sha: z.string().nullable(),
+    detailed_merge_status: z.string().optional(),
+    merge_status: z.string().optional(),
+    merge_error: z.string().nullable().optional(),
+    work_in_progress: z.boolean().optional(),
+    blocking_discussions_resolved: z.boolean().optional(),
+    should_remove_source_branch: z.boolean().nullable().optional(),
+    force_remove_source_branch: z.boolean().optional(),
+    allow_collaboration: z.boolean().optional(),
+    allow_maintainer_to_push: z.boolean().optional(),
+    changes_count: z.string().optional(),
+    merge_when_pipeline_succeeds: z.boolean().optional(),
+    squash: z.boolean().optional(),
+    labels: z.array(z.string()).optional(),
+});
+// API Operation Parameter Schemas
+const ProjectParamsSchema = z.object({
+    project_id: z.string().describe("Project ID or URL-encoded path"), // Changed from owner/repo to match GitLab API
+});
+export const CreateOrUpdateFileSchema = ProjectParamsSchema.extend({
+    file_path: z.string().describe("Path where to create/update the file"),
+    content: z.string().describe("Content of the file"),
+    commit_message: z.string().describe("Commit message"),
+    branch: z.string().describe("Branch to create/update the file in"),
+    previous_path: z
+        .string()
+        .optional()
+        .describe("Path of the file to move/rename"),
+});
+export const SearchRepositoriesSchema = z.object({
+    search: z.string().describe("Search query"), // Changed from query to match GitLab API
+    page: z
+        .number()
+        .optional()
+        .describe("Page number for pagination (default: 1)"),
+    per_page: z
+        .number()
+        .optional()
+        .describe("Number of results per page (default: 20)"),
+});
+export const CreateRepositorySchema = z.object({
+    name: z.string().describe("Repository name"),
+    description: z.string().optional().describe("Repository description"),
+    visibility: z
+        .enum(["private", "internal", "public"])
+        .optional()
+        .describe("Repository visibility level"),
+    initialize_with_readme: z
+        .boolean()
+        .optional()
+        .describe("Initialize with README.md"),
+});
+export const GetFileContentsSchema = ProjectParamsSchema.extend({
+    file_path: z.string().describe("Path to the file or directory"),
+    ref: z.string().optional().describe("Branch/tag/commit to get contents from"),
+});
+export const PushFilesSchema = ProjectParamsSchema.extend({
+    branch: z.string().describe("Branch to push to"),
+    files: z
+        .array(z.object({
+        file_path: z.string().describe("Path where to create the file"),
+        content: z.string().describe("Content of the file"),
+    }))
+        .describe("Array of files to push"),
+    commit_message: z.string().describe("Commit message"),
+});
+export const CreateIssueSchema = ProjectParamsSchema.extend({
+    title: z.string().describe("Issue title"),
+    description: z.string().optional().describe("Issue description"),
+    assignee_ids: z
+        .array(z.number())
+        .optional()
+        .describe("Array of user IDs to assign"),
+    labels: z.array(z.string()).optional().describe("Array of label names"),
+    milestone_id: z.number().optional().describe("Milestone ID to assign"),
+});
+export const CreateMergeRequestSchema = ProjectParamsSchema.extend({
+    title: z.string().describe("Merge request title"),
+    description: z.string().optional().describe("Merge request description"),
+    source_branch: z.string().describe("Branch containing changes"),
+    target_branch: z.string().describe("Branch to merge into"),
+    draft: z.boolean().optional().describe("Create as draft merge request"),
+    allow_collaboration: z
+        .boolean()
+        .optional()
+        .describe("Allow commits from upstream members"),
+});
+export const ForkRepositorySchema = ProjectParamsSchema.extend({
+    namespace: z.string().optional().describe("Namespace to fork to (full path)"),
+});
+export const CreateBranchSchema = ProjectParamsSchema.extend({
+    branch: z.string().describe("Name for the new branch"),
+    ref: z.string().optional().describe("Source branch/commit for new branch"),
+});
+export const GitLabMergeRequestDiffSchema = z.object({
+    old_path: z.string(),
+    new_path: z.string(),
+    a_mode: z.string(),
+    b_mode: z.string(),
+    diff: z.string(),
+    new_file: z.boolean(),
+    renamed_file: z.boolean(),
+    deleted_file: z.boolean(),
+});
+export const GetMergeRequestSchema = ProjectParamsSchema.extend({
+    merge_request_iid: z
+        .number()
+        .describe("The internal ID of the merge request"),
+});
+export const UpdateMergeRequestSchema = GetMergeRequestSchema.extend({
+    title: z.string().optional().describe("The title of the merge request"),
+    description: z
+        .string()
+        .optional()
+        .describe("The description of the merge request"),
+    target_branch: z.string().optional().describe("The target branch"),
+    assignee_ids: z
+        .array(z.number())
+        .optional()
+        .describe("The ID of the users to assign the MR to"),
+    labels: z.array(z.string()).optional().describe("Labels for the MR"),
+    state_event: z
+        .enum(["close", "reopen"])
+        .optional()
+        .describe("New state (close/reopen) for the MR"),
+    remove_source_branch: z
+        .boolean()
+        .optional()
+        .describe("Flag indicating if the source branch should be removed"),
+    squash: z
+        .boolean()
+        .optional()
+        .describe("Squash commits into a single commit when merging"),
+    draft: z.boolean().optional().describe("Work in progress merge request"),
+});
+export const GetMergeRequestDiffsSchema = GetMergeRequestSchema.extend({
+    view: z.enum(["inline", "parallel"]).optional().describe("Diff view type"),
+});