[v1.x] Move the v1.x docs to /v1/ and mark v1.x as the maintenance line (#3177)

.github/workflows/deploy-docs.yml

@@ -1,57 +0,0 @@
-name: Deploy Docs
-
-on:
-  push:
-    branches:
-      - main
-      - v1.x
-    paths:
-      - docs/**
-      - mkdocs.yml
-      - src/mcp/**
-      - scripts/build-docs.sh
-      - pyproject.toml
-      - uv.lock
-      - .github/workflows/deploy-docs.yml
-  workflow_dispatch:
-
-concurrency:
-  group: deploy-docs
-  cancel-in-progress: false
-
-jobs:
-  deploy-docs:
-    runs-on: ubuntu-latest
-
-    permissions:
-      contents: read
-      pages: write
-      id-token: write
-
-    environment:
-      name: github-pages
-      url: ${{ steps.deployment.outputs.page_url }}
-
-    steps:
-      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
-
-      - name: Install uv
-        uses: astral-sh/setup-uv@803947b9bd8e9f986429fa0c5a41c367cd732b41 # v7.2.1
-        with:
-          enable-cache: true
-          version: 0.9.5
-
-      - name: Build combined docs (v1.x at /, main at /v2/)
-        run: bash scripts/build-docs.sh site
-
-      - name: Configure Pages
-        uses: actions/configure-pages@45bfe0192ca1faeb007ade9deae92b16b8254a0d # v6.0.0
-
-      - name: Upload Pages artifact
-        uses: actions/upload-pages-artifact@fc324d3547104276b827a68afc52ff2a11cc49c9 # v5.0.0
-        with:
-          path: site
-
-      - name: Deploy to GitHub Pages
-        id: deployment
-        uses: actions/deploy-pages@cd2ce8fcbc39b97be8ca5fce6e763baed58fa128 # v5.0.0

.github/workflows/shared.yml

@@ -76,3 +76,20 @@ jobs:
 
       - name: Check doc snippets are up to date
         run: uv run --frozen scripts/update_doc_snippets.py --check
+
+  # The published site is built and deployed from main, which builds this
+  # branch's docs (via scripts/docs/build.sh) under /v1/; this branch has no
+  # deploy workflow of its own. This job runs that same script so a change
+  # that breaks the v1 docs fails here rather than at main's next deploy.
+  docs:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v5
+
+      - uses: astral-sh/setup-uv@v7
+        with:
+          enable-cache: true
+          version: 0.9.5
+
+      - name: Build docs
+        run: bash scripts/docs/build.sh