feat: add helm package ability

Dockerfile

@@ -3,6 +3,12 @@ FROM harbor.merlin.xin/mirrors/docker.io/library/docker:24.0.6-dind
 # 安装 Node.js
 RUN apk add --no-cache bash curl git nodejs npm
 
+# 安装 helm CLI
+RUN curl -fsSL https://get.helm.sh/helm-v3.13.2-linux-amd64.tar.gz -o helm.tar.gz \
+	&& tar -zxvf helm.tar.gz \
+	&& mv linux-amd64/helm /usr/local/bin/helm \
+	&& rm -rf linux-amd64 helm.tar.gz
+
 WORKDIR /workspace
 
 ENTRYPOINT [ "/bin/bash" ]