Move healthcheck options to healthcheck submodule

docs/modules/ROOT/partials/NixOSOptions.adoc

@@ -666,6 +666,18 @@ Default::
 ----
 
 
+No Example:: {blank}
+
+== services.<name>.service.healthcheck
+
+None
+
+[discrete]
+=== details
+
+Type:: submodule
+No Default:: {blank}
+
 No Example:: {blank}
 
 == services.<name>.service.healthcheck.interval

src/nix/modules/service/docker-compose-service.nix

@@ -4,7 +4,7 @@
    the user-facing options service.image, service.volumes, etc.
 
  */
-{ pkgs, lib, config, ... }:
+{ pkgs, lib, config, options, ... }:
 
 let
   inherit (lib) mkOption types;
@@ -115,35 +115,47 @@ in
          default = [];
          description = dockerComposeRef "depends_on";
        };
-    service.healthcheck.test = mkOption {
+    service.healthcheck = mkOption {
+      type = submodule ({ config, options, ...}: {
+        options = {
+          _out = mkOption {
+            internal = true;
+            default = lib.optionalAttrs (options.test.highestPrio < 1500) {
+              inherit (config) test interval timeout start_period retries;
+            };
+          };
+          test = mkOption {
             type = nullOr (listOf str);
             default = null;
             example = [ "CMD" "pg_isready" ];
             description = dockerComposeRef "healthcheck";
           };
-    service.healthcheck.interval = mkOption {
+          interval = mkOption {
             type = str;
             default = "30s";
             example = "1m";
             description = dockerComposeRef "healthcheck";
           };
-    service.healthcheck.timeout = mkOption {
+          timeout = mkOption {
             type = str;
             default = "30s";
             example = "10s";
             description = dockerComposeRef "healthcheck";
           };
-    service.healthcheck.start_period = mkOption {
+          start_period = mkOption {
             type = str;
             default = "0s";
             example = "30s";
             description = dockerComposeRef "healthcheck";
           };
-    service.healthcheck.retries = mkOption {
+          retries = mkOption {
             type = int;
             default = 3;
             description = dockerComposeRef "healthcheck";
           };
+        };
+      });
+    };
     service.devices = mkOption {
       type = listOf str;
       default = [];
@@ -289,8 +301,8 @@ in
     inherit (config.service) container_name;
   } // lib.optionalAttrs (config.service.depends_on != []) {
     inherit (config.service) depends_on;
-  } // lib.optionalAttrs (config.service.healthcheck.test != null) {
-    inherit (config.service) healthcheck;
+  } // lib.optionalAttrs (options.service.healthcheck.highestPrio < 1500) {
+    healthcheck = config.service.healthcheck._out;
   } // lib.optionalAttrs (config.service.devices != []) {
     inherit (config.service) devices;
   } // lib.optionalAttrs (config.service.entrypoint != null) {