packages/uptime-kuma: convert to pin

packages/projects.nix

@@ -2,6 +2,9 @@
 let
   inherit (pkgs) lib;
   inherit (inputs) unstable;
+
+  pins = import ./sources;
+
   dream2nix = inputs.dream2nix.lib2.init {
     systems = [ system ];
     config = {
@@ -33,12 +36,7 @@ in
 
     uptime-kuma = let
       dream = dream2nix.makeFlakeOutputs {
-        source = builtins.fetchTree {
-          type = "github";
-          owner = "louislam";
-          repo = "uptime-kuma";
-          rev = "751924b3355ca44d24ceede1cfdd983383426f5f"; # 1.15.0
-        };
+        source = pins.uptime-kuma;
       };
       inherit (dream.packages.${system}) uptime-kuma;
     in

packages/sources/sources.json

@@ -1,4 +1,19 @@
 {
-  "pins": {},
+  "pins": {
+    "uptime-kuma": {
+      "type": "GitRelease",
+      "repository": {
+        "type": "GitHub",
+        "owner": "louislam",
+        "repo": "uptime-kuma"
+      },
+      "pre_releases": false,
+      "version_upper_bound": null,
+      "version": "1.15.0",
+      "revision": "751924b3355ca44d24ceede1cfdd983383426f5f",
+      "url": "https://api.github.com/repos/louislam/uptime-kuma/tarball/1.15.0",
+      "hash": "0yylwz4xa98d6szp3bk9sy4p6h2fimq8nq4yczw0jd5r81a1dmx9"
+    }
+  },
   "version": 2
 }