Added more docker servers as reference

Former-commit-id: aa9fbe9082

Docker/servers/vuels/Dockerfile

@@ -0,0 +1,12 @@
+FROM alpine:3.22.1
+
+ARG VERSION=0.8.5
+LABEL version="${VERSION}"
+
+RUN apk add --no-cache \
+  nodejs=22.16.0-r2 \
+  npm=11.3.0-r0 \
+  && npm install -g \
+    vls@${VERSION}
+
+CMD [ "vls", "--stdio" ]