fix(docker): add github.com to SSH host config

SSH config only had github.com-bot alias, so git@github.com URLs
failed through the proxy. Bot wasted tokens rediscovering the alias
each cycle. Now both github.com and github.com-bot resolve correctly.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: Hyperkid123

Dockerfile

@@ -106,7 +106,7 @@ USER botuser
 
 # SSH config — tunnel through Squid proxy for network isolation
 RUN mkdir -p /home/botuser/.ssh && chmod 700 /home/botuser/.ssh
-RUN echo -e "Host github.com-bot\n  HostName github.com\n  User git\n  IdentityFile /home/botuser/.ssh/id_ed25519\n  IdentitiesOnly yes\n  StrictHostKeyChecking accept-new\n  ProxyCommand socat - PROXY:proxy:%h:%p,proxyport=3128\n\nHost gitlab.cee.redhat.com\n  IdentityFile /home/botuser/.ssh/id_ed25519\n  StrictHostKeyChecking accept-new\n  ProxyCommand socat - PROXY:proxy:%h:%p,proxyport=3128" \
+RUN echo -e "Host github.com github.com-bot\n  HostName github.com\n  User git\n  IdentityFile /home/botuser/.ssh/id_ed25519\n  IdentitiesOnly yes\n  StrictHostKeyChecking accept-new\n  ProxyCommand socat - PROXY:proxy:%h:%p,proxyport=3128\n\nHost gitlab.cee.redhat.com\n  IdentityFile /home/botuser/.ssh/id_ed25519\n  StrictHostKeyChecking accept-new\n  ProxyCommand socat - PROXY:proxy:%h:%p,proxyport=3128" \
     > /home/botuser/.ssh/config && chmod 600 /home/botuser/.ssh/config
 ENV GIT_SSH_COMMAND="ssh -F /home/botuser/.ssh/config"