Fix permissions on log dir in README.md and Gentoo ebuild

README.md

@@ -39,6 +39,7 @@ useradd -r -s /sbin/nologin ddns
 ```bash
 mkdir -p /etc/ddns-service /var/lib/ddns-service /var/log/ddns-service
 chmod 750 /etc/ddns-service /var/lib/ddns-service
+chmod 770 /var/log/ddns-service
 chown ddns:root /etc/ddns-service
 chown ddns:ddns /var/lib/ddns-service /var/log/ddns-service
 ```

files/ddns-service-9999.ebuild

@@ -45,6 +45,7 @@ python_install_all() {
 
 	dodoc files/config.example.toml
 
+	diropts -m770
 	keepdir /var/log/${PN}
 
 	diropts -m750