Add issue_graph tool for visualizing issue/PR relationships

Co-authored-by: SamMorrowDrums <[email protected]>

Author: Copilot

README.md

@@ -717,6 +717,11 @@ The following sets of tools are available:
   - `owner`: Repository owner (username or organization name) (string, required)
   - `repo`: Repository name (string, required)
 
+- **issue_graph** - Get issue relationship graph
+  - `issue_number`: Issue or pull request number to build the graph from (number, required)
+  - `owner`: Repository owner (string, required)
+  - `repo`: Repository name (string, required)
+
 - **issue_read** - Get issue details
   - `issue_number`: The number of the issue (number, required)
   - `method`: The read operation to perform on a single issue. 

docs/remote-server.md

@@ -19,7 +19,7 @@ Below is a table of available toolsets for the remote GitHub MCP Server. Each to
 <!-- START AUTOMATED TOOLSETS -->
 | Name           | Description                                      | API URL                                               | 1-Click Install (VS Code)                                                                                                                                                                                                 | Read-only Link                                                                                                 | 1-Click Read-only Install (VS Code)                                                                                                                                                                                                 |
 |----------------|--------------------------------------------------|-------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
-| Default            | ["Default" toolset](../README.md#default-toolset)                | https://api.githubcopilot.com/mcp/                    | [Install](https://insiders.vscode.dev/redirect/mcp/install?name=github&config=%7B%22type%22%3A%20%22http%22%2C%22url%22%3A%20%22https%3A%2F%2Fapi.githubcopilot.com%2Fmcp%2F%22%7D)                                      | [read-only](https://api.githubcopilot.com/mcp/readonly)                                                      | [Install read-only](https://insiders.vscode.dev/redirect/mcp/install?name=github&config=%7B%22type%22%3A%20%22http%22%2C%22url%22%3A%20%22https%3A%2F%2Fapi.githubcopilot.com%2Fmcp%2Freadonly%22%7D) |
+| all            | All available GitHub MCP tools                    | https://api.githubcopilot.com/mcp/                    | [Install](https://insiders.vscode.dev/redirect/mcp/install?name=github&config=%7B%22type%22%3A%20%22http%22%2C%22url%22%3A%20%22https%3A%2F%2Fapi.githubcopilot.com%2Fmcp%2F%22%7D)                                      | [read-only](https://api.githubcopilot.com/mcp/readonly)                                                      | [Install read-only](https://insiders.vscode.dev/redirect/mcp/install?name=github&config=%7B%22type%22%3A%20%22http%22%2C%22url%22%3A%20%22https%3A%2F%2Fapi.githubcopilot.com%2Fmcp%2Freadonly%22%7D) |
 | Actions        | GitHub Actions workflows and CI/CD operations    | https://api.githubcopilot.com/mcp/x/actions           | [Install](https://insiders.vscode.dev/redirect/mcp/install?name=gh-actions&config=%7B%22type%22%3A%20%22http%22%2C%22url%22%3A%20%22https%3A%2F%2Fapi.githubcopilot.com%2Fmcp%2Fx%2Factions%22%7D)                         | [read-only](https://api.githubcopilot.com/mcp/x/actions/readonly)                                              | [Install read-only](https://insiders.vscode.dev/redirect/mcp/install?name=gh-actions&config=%7B%22type%22%3A%20%22http%22%2C%22url%22%3A%20%22https%3A%2F%2Fapi.githubcopilot.com%2Fmcp%2Fx%2Factions%2Freadonly%22%7D)                                                                          |
 | Code Security  | Code security related tools, such as GitHub Code Scanning | https://api.githubcopilot.com/mcp/x/code_security     | [Install](https://insiders.vscode.dev/redirect/mcp/install?name=gh-code_security&config=%7B%22type%22%3A%20%22http%22%2C%22url%22%3A%20%22https%3A%2F%2Fapi.githubcopilot.com%2Fmcp%2Fx%2Fcode_security%22%7D)             | [read-only](https://api.githubcopilot.com/mcp/x/code_security/readonly)                                        | [Install read-only](https://insiders.vscode.dev/redirect/mcp/install?name=gh-code_security&config=%7B%22type%22%3A%20%22http%22%2C%22url%22%3A%20%22https%3A%2F%2Fapi.githubcopilot.com%2Fmcp%2Fx%2Fcode_security%2Freadonly%22%7D)                                                              |
 | Dependabot     | Dependabot tools                                 | https://api.githubcopilot.com/mcp/x/dependabot        | [Install](https://insiders.vscode.dev/redirect/mcp/install?name=gh-dependabot&config=%7B%22type%22%3A%20%22http%22%2C%22url%22%3A%20%22https%3A%2F%2Fapi.githubcopilot.com%2Fmcp%2Fx%2Fdependabot%22%7D)                   | [read-only](https://api.githubcopilot.com/mcp/x/dependabot/readonly)                                           | [Install read-only](https://insiders.vscode.dev/redirect/mcp/install?name=gh-dependabot&config=%7B%22type%22%3A%20%22http%22%2C%22url%22%3A%20%22https%3A%2F%2Fapi.githubcopilot.com%2Fmcp%2Fx%2Fdependabot%2Freadonly%22%7D)                                                                    |

pkg/github/__toolsnaps__/issue_graph.snap

@@ -0,0 +1,30 @@
+{
+  "annotations": {
+    "title": "Get issue relationship graph",
+    "readOnlyHint": true
+  },
+  "description": "Get a graph representation of an issue or pull request and its related issues/PRs.\n\nThis tool helps understand the relationships between issues and PRs in a repository, especially useful for:\n- Understanding the scope of work for an issue or PR\n- Planning implementation for a task that's part of a larger epic\n- Identifying blockers or dependencies\n- Finding related work that might conflict or overlap\n- Understanding why a piece of work exists (tracing to parent epic)\n\nThe graph shows:\n- Node types: epic (large initiatives), batch (parent issues), task (regular issues), pr (pull requests)\n- Parent/child relationships from sub-issues and \"closes/fixes\" references\n- Related issues mentioned in bodies\n\nCall this tool early when working on an issue to gather appropriate context about the work hierarchy.",
+  "inputSchema": {
+    "properties": {
+      "issue_number": {
+        "description": "Issue or pull request number to build the graph from",
+        "type": "number"
+      },
+      "owner": {
+        "description": "Repository owner",
+        "type": "string"
+      },
+      "repo": {
+        "description": "Repository name",
+        "type": "string"
+      }
+    },
+    "required": [
+      "owner",
+      "repo",
+      "issue_number"
+    ],
+    "type": "object"
+  },
+  "name": "issue_graph"
+}