docs: simplified migration instructions

docs/hosting.md

@@ -61,17 +61,31 @@ concurrency:
 
 jobs:
   build:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0 # Fetch all history for git info
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v6
         with:
-          node-version: 22
+          node-version: 24
+      - name: Cache dependencies
+        uses: actions/cache@v5
+        with:
+          path: ~/.npm
+          key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
+          restore-keys: |
+            ${{ runner.os }}-node-
+      - name: Cache Quartz plugins
+        uses: actions/cache@v5
+        with:
+          path: .quartz/plugins
+          key: ${{ runner.os }}-plugins-${{ hashFiles('quartz.lock.json') }}
+          restore-keys: |
+            ${{ runner.os }}-plugins-
       - name: Install Dependencies
         run: npm ci
-      - name: Restore Quartz plugins
+      - name: Install Quartz plugins
         run: npx quartz plugin install
       - name: Build Quartz
         run: npx quartz build