fix: update artifact zipping logic to target build directories in canary and release workflows

.github/workflows/canary.yml

@@ -64,7 +64,7 @@ jobs:
             ["build-macos"]="darkflame-universe-macos"
           )
           cd artifacts
-          for dir in */; do
+          for dir in build-*/; do
             name="${dir%/}"
             out="${platform_map[$name]:-$name}"
             zip -r "../${out}.zip" "$dir"