fix(ci): seed missing dev workshop PBOs

.gitea/workflows/dev-workshop.yml

@@ -179,7 +179,23 @@ jobs:
             git_auth lfs fetch origin "$GIT_SHA" --include="$include" --exclude="*"
             git lfs checkout "${changed_addons[@]}"
           else
-            echo "Only workshop metadata changed; using cached PBOs."
+            echo "Only workshop metadata changed; seeding any missing PBO cache entries."
+            mapfile -t changed_addons < <(
+              git ls-tree -d --name-only "$GIT_SHA" |
+                awk "/^braf_/ {print}" |
+                while read -r addon; do
+                  if git cat-file -e "$GIT_SHA:$addon/config.cpp" 2>/dev/null; then
+                    printf "%s\n" "$addon"
+                  fi
+                done
+            )
+            include=""
+            for addon in "${changed_addons[@]}"; do
+              include+="${include:+,}${addon}/**"
+            done
+            echo "Fetching LFS for cache seed: $include"
+            git_auth lfs fetch origin "$GIT_SHA" --include="$include" --exclude="*"
+            git lfs checkout "${changed_addons[@]}"
           fi
 
           build_args=(