feat: initial amzebs config

hosts/amzebs-01/sites/ebs.cloonar.dev.nix

@@ -0,0 +1,49 @@
+{ pkgs, lib, config, ... }:
+let
+  domain = "ebs.cloonar.dev";
+  dataDir = "/var/www/${domain}";
+in {
+  services.nginx.virtualHosts."${domain}" = {
+    forceSSL = true;
+    enableACME = true;
+    # Use HTTP-01 challenge for Let's Encrypt
+    acmeRoot = lib.mkForce "/var/lib/acme/acme-challenge";
+    root = "${dataDir}";
+
+    locations."/favicon.ico".extraConfig = ''
+      log_not_found off;
+      access_log off;
+    '';
+
+    # React client-side routing support
+    locations."/".extraConfig = ''
+      index index.html;
+      try_files $uri $uri/ /index.html;
+    '';
+
+    # Cache static assets
+    locations."~* \\.(js|jpg|gif|png|webp|css|woff2|svg|ico)$".extraConfig = ''
+      expires 365d;
+      add_header Pragma "public";
+      add_header Cache-Control "public";
+    '';
+
+    # Deny PHP execution
+    locations."~ [^/]\\.php(/|$)".extraConfig = ''
+      deny all;
+    '';
+  };
+
+  users.users."${domain}" = {
+    isNormalUser = true;
+    createHome = true;
+    home = dataDir;
+    homeMode = "770";
+    group = "nginx";
+    openssh.authorizedKeys.keys = [
+      # Add deployment SSH key here
+    ];
+  };
+
+  users.groups.${domain} = {};
+}