fix: replace ccd with client-config in default config (#633)

Author: jkroepke

internal/config/validate.go

@@ -109,12 +109,12 @@ func validateOAuth2Config(conf Config) error {
 
 	if conf.OpenVPN.ClientConfig.Enabled {
 		if conf.OpenVPN.CommonName.Mode == CommonNameModeOmit {
-			return errors.New("openvpn.common-name.mode: omit is not supported with openvpn.ccd.enabled")
+			return errors.New("openvpn.common-name.mode: omit is not supported with openvpn.client-config.enabled")
 		}
 
 		file, err := conf.OpenVPN.ClientConfig.Path.Open(".")
 		if err != nil {
-			return fmt.Errorf("openvpn.ccd.path: %w", err)
+			return fmt.Errorf("openvpn.client-config.path: %w", err)
 		}
 
 		_ = file.Close()

packaging/etc/openvpn-auth-oauth2/config.yaml

@@ -67,7 +67,7 @@
 #      - "test"
 #      - "test2"
 #      - "wildcard.*"
-#  ccd:
+#  client-config:
 #    enabled: false
 #    path: "/etc/openvpn-auth-oauth2/client-config/"
 #    token-claim: ""