static-webserver: Add optional imprint

modules/static-webserver.nix

@@ -27,6 +27,13 @@ in
               type = lib.types.listOf lib.types.str;
             };
           };
+          imprint = {
+            enable = lib.mkEnableOption "a location making the imprint available";
+            location = lib.mkOption {
+              type = lib.types.str;
+              default = "/imprint/";
+            };
+          };
         };
       }));
       default = { };
@@ -55,11 +62,16 @@ in
       (lib.mapAttrsToList
         (primaryDomain: vhostCfg:
           ({
-            ${primaryDomain} = {
+            ${primaryDomain} = lib.mkMerge [
-              enableACME = true;
+              {
-              forceSSL = true;
+                enableACME = true;
-              root = vhostCfg.root;
+                forceSSL = true;
-            };
+                root = vhostCfg.root;
+              }
+              (lib.mkIf vhostCfg.imprint.enable {
+                locations.${vhostCfg.imprint.location}.alias = "${pkgs.sbruder.imprint}/";
+              })
+            ];
           } // (lib.listToAttrs (map
             (domain: lib.nameValuePair domain {
               enableACME = true;