keycloak: Add Phase Two admin ui

modules/keycloak/default.nix

@@ -55,6 +55,9 @@ in
           inherit (pkgs.maven) buildMavenPackage;
           keycloak = config.services.keycloak.package;
         })
+        (pkgs.callPackage ./phasetwo-admin-ui.nix {
+          inherit (pkgs) stdenv fetchFromGitHub;
+        })
       ];
     };
 

modules/keycloak/phasetwo-admin-ui.nix

@@ -0,0 +1,24 @@
+{ stdenv
+, fetchFromGitHub
+}:
+let
+  version = "22.0.1";
+in
+stdenv.mkDerivation {
+  inherit version;
+  pname = "keycloak-p2-admin-ui";
+
+  src = fetchFromGitHub {
+    owner = "p2-inc";
+    repo = "phasetwo-containers";
+    rev = "fac90ab2af4b82b59b8fdf6009606ddebe68a2f6";
+    hash = "sha256-IZQXIZOjm9DDf56Q8ayRvycs65P/eRP82FwGC8n7ZcY=";
+  };
+
+  doBuild = false;
+  doCheck = false;
+
+  installPhase = ''
+    install -D libs/ext/phasetwo-admin-ui-${version}.jar $out/phasetwo-admin-ui-${version}.jar
+  '';
+}