fix: CI always syncs from local repo (checkout token unreliable)

The actions/checkout@v4 step fails with stale Gitea token but leaves
a cached .git dir, preventing the fallback from triggering. Now we
always rsync from ~/archy/ which is kept up-to-date via git pull.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.gitea/workflows/build-iso.yml

@@ -17,17 +17,16 @@ jobs:
           clean: true
         continue-on-error: true
 
-      - name: Sync from local repo (fallback when checkout fails)
+      - name: Sync from local repo (always — checkout token is unreliable)
         run: |
-          # Always pull latest in local repo so fallback is current
+          # Pull latest into local repo
           cd /home/archipelago/archy && git pull origin main 2>/dev/null || true
-          # If checkout failed (no .git), copy from local repo
-          if [ ! -d ".git" ] || [ ! -f "core/archipelago/Cargo.toml" ]; then
-            echo "Checkout failed — syncing from local repo"
-            rsync -a --delete --exclude='.git' --exclude='target/' --exclude='node_modules/' \
-              /home/archipelago/archy/ ./ 2>/dev/null || cp -a /home/archipelago/archy/* . 2>/dev/null
-          fi
+          # Always sync from local repo to ensure latest code
+          echo "Syncing workspace from local repo..."
+          rsync -a --delete --exclude='.git' --exclude='target/' --exclude='node_modules/' \
+            /home/archipelago/archy/ ./ 2>/dev/null || cp -a /home/archipelago/archy/* . 2>/dev/null || true
           echo "Source version: $(grep '^version' core/archipelago/Cargo.toml 2>/dev/null)"
+          echo "Latest commit: $(cd /home/archipelago/archy && git log --oneline -1 2>/dev/null)"
 
       - name: Build backend
         run: |