create gitea log dir

src/gitea/Containerfile

@@ -67,9 +67,9 @@ RUN wget https://dl.gitea.io/gitea/${GITEAV:?}/gitea-${GITEAV:?}-linux-amd64 &&
     chmod +x /usr/local/bin/gitea
 
 # make directories gitea needs
-RUN mkdir -p /var/lib/gitea/custom /var/lib/gitea/data/ && \
-    chown -R gitea:gitea /var/lib/gitea/ && \
-    chmod -R 750 /var/lib/gitea/ && \
+RUN mkdir -p /var/lib/gitea/custom /var/lib/gitea/data/ /var/log/gitea && \
+    chown -R gitea:gitea /var/lib/gitea /var/log/gitea && \
+    chmod -R 750 /var/lib/gitea /var/log/gitea && \
     ln -s /var/log/gitea /var/lib/gitea/log
 
 # copy gitea config template