docs: add LICENSE, demo recording, MCP config examples, fix repo URL

- Add MIT LICENSE file
- Add SVG terminal recording showing CLI usage
- Add Claude Desktop and VS Code MCP configuration examples
- Add programmatic usage section to README
- Fix repository URL to Addono/github-attach
- Fix gh extension install URL

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: Addono

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2026 Addono
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

@@ -5,6 +5,10 @@
 
 > Upload images to GitHub issues, PRs, and comments — from the CLI or via MCP.
 
+<p align="center">
+  <img src="demo.svg" alt="gh-attach CLI demo" width="700">
+</p>
+
 GitHub doesn't provide an official API for attaching images to issues and pull requests. `gh-attach` fills this gap with multiple upload strategies, a clean CLI, and an MCP server for AI-powered workflows.
 
 ## Features
@@ -22,7 +26,7 @@ GitHub doesn't provide an official API for attaching images to issues and pull r
 npm install -g gh-attach
 
 # gh extension
-gh extension install owner/gh-attach
+gh extension install Addono/github-attach
 ```
 
 ## Quick Start
@@ -74,6 +78,38 @@ gh-attach mcp --transport stdio
 gh-attach mcp --transport http --port 3000
 ```
 
+### Claude Desktop
+
+Add to `~/Library/Application Support/Claude/claude_desktop_config.json`:
+
+```json
+{
+  "mcpServers": {
+    "gh-attach": {
+      "command": "gh-attach",
+      "args": ["mcp", "--transport", "stdio"]
+    }
+  }
+}
+```
+
+### VS Code
+
+Add to `.vscode/settings.json`:
+
+```json
+{
+  "mcp": {
+    "servers": {
+      "gh-attach": {
+        "command": "gh-attach",
+        "args": ["mcp", "--transport", "stdio"]
+      }
+    }
+  }
+}
+```
+
 ## Configuration
 
 ```bash
@@ -106,6 +142,19 @@ Config is stored at `~/.config/gh-attach/config.json` (overridable via `GH_ATTAC
 | `3`  | Validation error (bad input) |
 | `4`  | Network/upload error         |
 
+## Programmatic Usage
+
+```typescript
+import { upload, selectStrategy } from "gh-attach";
+
+const strategy = await selectStrategy({ token: process.env.GITHUB_TOKEN });
+const result = await strategy.upload({
+  file: "./screenshot.png",
+  target: { owner: "octocat", repo: "hello-world", issue: 42 },
+});
+console.log(result.url); // https://github.com/user-attachments/assets/...
+```
+
 ## Development
 
 ```bash

demo.svg

@@ -66,7 +66,7 @@
   "license": "MIT",
   "repository": {
     "type": "git",
-    "url": "https://github.com/owner/gh-attach"
+    "url": "https://github.com/Addono/github-attach"
   },
   "engines": {
     "node": ">=20"