update vm file, fix README, add working dir in module

README.md

@@ -43,7 +43,7 @@ Add the module to your `flake.nix`:
 Add this to your `configuration.nix` file
 
 ```nix
-environment.etc."eintopf-radar-sync-secrets.yml".text = ''
+environment.etc."mail-quota-warning-secrets.yml".text = ''
 accounts:
   - name: Sales
     imap_server: mail.example.com

config.yml.example

@@ -1,6 +1,5 @@
 check_interval_days: 7   # Minimum days between warnings for same account
 quota_warning_threshold_percent: 80
-working_dir: /var/lib/mail-quota-warning
 
 accounts:
   - name: Sales

module.nix

@@ -96,6 +96,8 @@ in
       serviceConfig = {
         Type = "simple";
         ExecStart = "${lib.getExe pkgs.mail-quota-warning}${lib.optionalString (cfg.secretFile != null) " --config ${cfg.secretFile}"}";
+        WorkingDirectory = "%S/mail-quota-warning";
+        StateDirectory = "mail-quota-warning";
 
         # hardening
         AmbientCapabilities = "";

vm-eintopf.nix

@@ -1,29 +0,0 @@
-{ pkgs, ... }:
-let
-
-  template-karlsunruh = pkgs.stdenv.mkDerivation {
-    name = "karlsunruh";
-    src = pkgs.fetchgit {
-      url = "https://git.project-insanity.org/onny/eintopf-karlsunruh.git";
-      rev = "0c2a36574260da70da80b379d7475af7b29849c9";
-      hash = "sha256-GPKlqpztl4INqVyz/4y/vVrkDPHA3rIxtUZB9LNZ96c=";
-    };
-    dontBuild = true;
-    installPhase = ''
-      cp -r . $out/
-    '';
-  };
-
-in
-{
-
-  services.eintopf = {
-    enable = true;
-    settings = {
-      EINTOPF_THEMES = "eintopf,${template-karlsunruh}";
-      EINTOPF_ADMIN_PASSWORD = "foobar23";
-      EINTOPF_ADMIN_EMAIL = "onny@project-insanity.org";
-    };
-  };
-
-}

vm-mail-quota-warning.py

@@ -0,0 +1,38 @@
+{ pkgs, ... }:
+{
+
+  environment.etc."mail-quota-warning-secrets.yml".text = ''
+    accounts:
+      - name: Sales
+        imap_server: mail.example.com
+        imap_port: 993
+        username: sales@example.com
+        password: secret
+
+      - name: Support
+        imap_server: mail.example.com
+        imap_port: 993
+        username: support@example.com
+        password: secret
+
+    mail:
+      smtp_server: mail.example.com
+      smtp_port: 587
+      smtp_username: monitoring@example.com
+      smtp_password: secret
+      from_address: monitoring@example.com
+      recipients:
+        - admin1@example.com
+        - admin2@example.com
+  '';
+
+  services.mail-quota-warning = {
+    enable = true;
+    settings = {
+      CHECK_INTERVAL_DAYS = 7;
+      QUOTA_WARNING_THRESHOLD_PERCENT = 80;
+    };
+    secretFile = /etc/mail-quota-warning-secrets.yml;
+  };
+
+}