A bit more extra information in Dockerfile and README (#20)

Author: xuhdev

Dockerfile

@@ -53,5 +53,6 @@ LABEL org.opencontainers.image.authors="Hong Xu <[email protected]>"
 LABEL org.opencontainers.image.title="Delpa Redirection Server"
 LABEL org.opencontainers.image.source=https://github.com/delpa-org/redirection-server
 LABEL org.opencontainers.image.licenses=AGPL-3.0-or-later
+LABEL org.opencontainers.image.url="https://delpa.org"
 
 COPY --from=caddyfile-builder Caddyfile /etc/caddy/

README.md

@@ -63,9 +63,11 @@ Git repository.
 
 ## License
 
+Unless otherwise stated:
+
     Copyright(C) 2025 Hong Xu <[email protected]>
 
-See the `COPYING` file.
+    See the `COPYING` file for license details.
 
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