ci: add link checker + status badge; fix Goose link

.github/workflows/link-check.yml

@@ -0,0 +1,43 @@
+name: Link check
+
+# Keeps the curated list healthy: fails if any link in the Markdown 404s or
+# otherwise breaks. Runs on changes, on every PR, and on a weekly schedule to
+# catch link rot in projects that move or get renamed.
+on:
+  push:
+    branches: [main]
+    paths:
+      - "**/*.md"
+      - ".github/workflows/link-check.yml"
+      - ".lycheeignore"
+  pull_request:
+    paths:
+      - "**/*.md"
+      - ".github/workflows/link-check.yml"
+      - ".lycheeignore"
+  schedule:
+    - cron: "0 6 * * 1" # Mondays at 06:00 UTC
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  link-check:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Check links
+        uses: lycheeverse/lychee-action@v2
+        with:
+          args: >-
+            --no-progress
+            --max-retries 3
+            --retry-wait-time 5
+            --accept 200,206,429
+            "**/*.md"
+          fail: true
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

README.md

@@ -1,4 +1,4 @@
-# Awesome Open-Source AI [![Awesome](https://awesome.re/badge.svg)](https://awesome.re)
+# Awesome Open-Source AI [![Awesome](https://awesome.re/badge.svg)](https://awesome.re) [![Link check](https://github.com/opensource-joe/awesome-open-source-AI/actions/workflows/link-check.yml/badge.svg)](https://github.com/opensource-joe/awesome-open-source-AI/actions/workflows/link-check.yml)
 
 A curated list of open-source AI projects worth reading, running, and contributing to, with an emphasis on **agentic AI**, **LLM tooling**, and the **Model Context Protocol (MCP)**.
 
@@ -32,7 +32,7 @@ AI agents that read, write, and run code. The closest analog to tools like Claud
 - [OpenHands](https://github.com/OpenHands/OpenHands) (TypeScript/Python) - open platform for AI software-development agents; active, beginner-friendly issue tracker.
 - [Aider](https://github.com/Aider-AI/aider) (Python) - AI pair programming in your terminal, tightly integrated with git.
 - [SWE-agent](https://github.com/SWE-agent/SWE-agent) (Python) - agent that resolves real GitHub issues, from the SWE-bench team.
-- [Goose](https://github.com/aaif-goose/goose) (Rust) - extensible local AI agent for engineering tasks.
+- [Goose](https://github.com/block/goose) (Rust) - extensible local AI agent for engineering tasks.
 
 ## Model Context Protocol (MCP)