meta: reduce overlay usage

hosts/VEGAS/services/hydra/default.nix

@@ -1,4 +1,4 @@
-{ pkgs, lib, config, tools, ... }:
+{ config, inputs, lib, pkgs, tools, ... }:
 let
   inherit (tools.meta) domain;
 in
@@ -53,6 +53,7 @@ in
 
   services.hydra = {
     enable = true;
+    package = inputs.self.packages.${pkgs.system}.hydra;
     hydraURL = "https://hydra.${domain}";
     inherit (config.links.hydra) port;
     notificationSender = "hydra@${domain}";

hosts/VEGAS/services/sso/default.nix

@@ -26,6 +26,7 @@ in
   };
   services.keycloak = {
     enable = true;
+    package = inputs.self.packages.${pkgs.system}.keycloak;
     database = {
       createLocally = true;
       type = "postgresql";

modules/autopatch/default.nix

@@ -1,18 +1,13 @@
 { pkgs, lib, config, inputs, ... }:
 {
   nixpkgs.overlays = [
-    (self: super: { flakePackages = inputs.self.packages.${pkgs.system}; })
     (self: super:
       (let
         patched = import ../../packages/patched-derivations.nix super;
       in {
 
-        hydra-unstable = patched.hydra;
-
         inherit (patched) sssd tempo;
 
-        jre = patched.jre17_standard;
-
         jre_headless = patched.jre17_standard;
 
       })

packages/patched-derivations.nix

@@ -29,6 +29,10 @@ super: rec {
     };
   in jre // { meta = jre.meta // { inherit (super.jdk17_headless.meta) platforms; }; };
 
+  keycloak = super.keycloak.override {
+    jre = jre17_standard;
+  };
+
   oauth2-proxy = patch super.oauth2-proxy "patches/base/oauth2-proxy";
 
   tempo = super.tempo.overrideAttrs (_: {

packages/system-filter.nix

@@ -1,5 +1,6 @@
 {
   packages = {
+    keycloak = [ "x86_64-linux" ];
     uptime-kuma = [ "x86_64-linux" ];
   };
   checks = {