feat: add gatus entry for each subdomain

modules/nixos/features/miniflux.nix

@@ -5,6 +5,8 @@
 let
   port = 5010;
   certloc = "/var/lib/acme/fi33.buzz";
+  hostname = "feeds.fi33.buzz";
+  url = "https://${hostname}";
 in
 {
   services = {
@@ -12,11 +14,25 @@ in
       enable = true;
       adminCredentialsFile = config.age.secrets.miniflux-creds.path;
       config = {
-        BASE_URL = "https://miniflux.fi33.buzz";
+        BASE_URL = url;
         LISTEN_ADDR = "localhost:${toString port}";
       };
     };
 
+    gatus.settings.endpoints = [
+      {
+        name = "Miniflux";
+        group = "Media Streaming";
+        inherit url;
+        interval = "5m";
+        conditions = [
+          "[STATUS] == 200"
+          "[CONNECTED] == true"
+          "[RESPONSE_TIME] < 500"
+        ];
+      }
+    ];
+
     borgmatic.settings.postgresql_databases = [
       {
         name = "miniflux";
@@ -26,7 +42,7 @@ in
       }
     ];
 
-    caddy.virtualHosts."miniflux.fi33.buzz".extraConfig = ''
+    caddy.virtualHosts.${hostname}.extraConfig = ''
       reverse_proxy localhost:${toString port}
       tls ${certloc}/cert.pem ${certloc}/key.pem {
         protocols tls1.3