manatee: Add schema

The household weekly plan at schema.ppp.pm: its module, certificate,
DNS record, backup and secrets. The link to puppy-tracker is prepared
but commented out until puppy-tracker with the integration feed is
deployed.

hosts/manatee/modules/certs/default.nix

@@ -30,6 +30,7 @@ in
       "romm.ppp.pm"
       "puppy.ppp.pm"
       "todo.ppp.pm"
+      "schema.ppp.pm"
     ] (_: hetznerCert);
   };
 

hosts/manatee/modules/default.nix

@@ -29,6 +29,7 @@ in
       puppy-tracker.enable = true;
       solo-referee.enable = true;
       todo.enable = true;
+      schema.enable = true;
     };
   };
 }

hosts/manatee/modules/home-assistant/default.nix

@@ -251,7 +251,7 @@ in
             ];
 
             script = ''
-              SUBDOMAINS="ha komga romm puppy todo"
+              SUBDOMAINS="ha komga romm puppy todo schema"
               INTERFACE="enp3s0"
 
               CURRENT_IP=$(curl -s --fail --interface "$INTERFACE" ifconfig.me)

hosts/manatee/modules/restic/default.nix

@@ -104,6 +104,7 @@ let
     snapshot /var/lib/puppy-tracker        "$STATE/puppy-tracker"
     snapshot /var/lib/solo-referee         "$STATE/solo-referee"
     snapshot /var/lib/todo                 "$STATE/todo"
+    snapshot /var/lib/schema               "$STATE/schema"
     snapshot /var/lib/komga-book-manager   "$STATE/komga-book-manager"
     snapshot /var/lib/komga-reading-stats  "$STATE/komga-reading-stats"
 

hosts/manatee/modules/schema/default.nix

@@ -0,0 +1,69 @@
+{
+  inputs,
+  lib,
+  config,
+  ...
+}:
+let
+  enabled = config.mod.schema.enable;
+  nginxEnabled = config.mod.nginx.enable;
+  port = 8092;
+in
+{
+  options = {
+    mod.schema = {
+      enable = lib.mkEnableOption "Enable schema module";
+    };
+  };
+
+  imports = [
+    inputs.schema.nixosModules.default
+  ];
+
+  config = lib.mkIf enabled {
+    mod.homepage.services = [
+      {
+        name = "Schema";
+        port = port;
+        description = "Our week: chores, meals, dog";
+        # Login needs HTTPS (Secure cookies), so link to the public vhost.
+        url = "https://schema.ppp.pm";
+      }
+    ];
+
+    services.schema = {
+      enable = true;
+      address = "127.0.0.1";
+      inherit port;
+      # Served publicly over HTTPS via the nginx vhost below.
+      secureCookies = true;
+      inviteCodeFile = config.age.secrets."schema-invite-code".path;
+      timeZone = "Europe/Stockholm";
+
+      # Walks and meals logged in puppy-tracker tick off dog duties here. Needs
+      # the integration endpoint from puppy-tracker (see below) to be deployed.
+      # puppyTracker = {
+      #   url = "http://127.0.0.1:8089";
+      #   tokenFile = config.age.secrets."schema-puppy-token".path;
+      # };
+    };
+
+    # The other half of the puppy-tracker link, enabled together with the
+    # block above once puppy-tracker with integration.tokenFile is pushed.
+    # services.puppy-tracker.integration.tokenFile = config.age.secrets."schema-puppy-token".path;
+    # age.secrets."schema-puppy-token".file = ../../../../secrets/manatee/schema-puppy-token.age;
+
+    services.nginx = lib.mkIf nginxEnabled {
+      virtualHosts."schema.ppp.pm" = {
+        forceSSL = true;
+        useACMEHost = "schema.ppp.pm";
+
+        locations."/" = {
+          proxyPass = "http://127.0.0.1:${toString port}";
+        };
+      };
+    };
+
+    age.secrets."schema-invite-code".file = ../../../../secrets/manatee/schema-invite-code.age;
+  };
+}