feat: 更新 Dockerfile，添加版本参数和元数据标签

Author: AptS-1547

.github/workflows/docker-image.yml

@@ -69,3 +69,5 @@ jobs:
         push: ${{ github.event_name != 'pull_request' }}
         tags: ${{ steps.meta.outputs.tags }}
         labels: ${{ steps.meta.outputs.labels }}
+        build-args: |
+          VERSION=${{ github.ref_type == 'tag' && github.ref_name || github.sha }}

Dockerfile

@@ -1,5 +1,19 @@
 FROM python:3.12.9-alpine3.21
 
+ARG VERSION=1.0.0
+
+LABEL maintainer="AptS-1547 <apts-1547@esaps.net>" \
+      version="${VERSION}" \
+      description="A simple webhook server for GitHub to send events to a OneBot (CQHTTP) bot." \
+      homepage="https://onebot-github-webhook.docs.ecaps.top/" \
+      repository="https://github.com/AptS-1547/onebot-github-webhook" \
+      license="Apache-2.0" \
+      license_url="http://www.apache.org/licenses/LICENSE-2.0"
+
+LABEL org.opencontainers.image.source="https://github.com/AptS-1547/onebot-github-webhook" \
+      org.opencontainers.image.description="A simple webhook server for GitHub to send events to a OneBot (CQHTTP) bot." \
+      org.opencontainers.image.licenses="Apache-2.0"
+
 WORKDIR /app
 
 ENV PYTHONDONTWRITEBYTECODE=1 \