nuc

modules/nixos/homeassistant/services/esphome/default.nix

@@ -1,45 +1,28 @@
 {
   config,
   lib,
-  pkgs,
   namespace,
   ...
 }:
 with lib;
 let
   cfg = config.${namespace}.services.home-assistant;
-
-  # ESPHome with littlefs-python and fatfs-ng added to PYTHONPATH so PlatformIO's
-  # espressif32 platform builder can import them (needed for LittleFS/FAT support).
-  # fatfs-ng is the correct package: it installs under the 'fatfs' namespace and
-  # provides create_extended_partition and ESP32 wear-leveling support required by
-  # pioarduino's platform builder (penv_setup.py specifies "fatfs-ng>=0.1.14").
-  esphomeWithLittlefs = pkgs.esphome.overridePythonAttrs (oldAttrs: {
-    makeWrapperArgs = (oldAttrs.makeWrapperArgs or [ ]) ++ [
-      "--prefix PYTHONPATH : ${pkgs.${namespace}.littlefs-python}/${pkgs.python3.sitePackages}"
-      "--prefix PYTHONPATH : ${pkgs.${namespace}.fatfs-ng}/${pkgs.python3.sitePackages}"
-    ];
-  });
 in
 {
   config = mkIf cfg.enable {
-    services = {
-      esphome = {
-        enable = true;
-        openFirewall = true; # 6052
-        address = "0.0.0.0";
-        package = esphomeWithLittlefs;
+    virtualisation.oci-containers.containers.esphome = {
+      autoStart = true;
+      image = "ghcr.io/esphome/esphome:2026.2.4";
+      ports = [ "6052:6052" ];
+      volumes = [
+        "/var/lib/esphome:/config"
+      ];
+      environment = {
+        TZ = "America/Chicago";
       };
     };
 
-    # Add uv to the ESPHome service PATH so PlatformIO uses the Nix-provided
-    # binary instead of downloading its own (which would fail due to permissions).
-    # Also disable MemoryDenyWriteExecute so uv (a native Rust binary) can run.
-    systemd.services.esphome = {
-      path = [ pkgs.uv ];
-      serviceConfig = {
-        MemoryDenyWriteExecute = lib.mkForce false;
-      };
-    };
+    # Open the ESPHome dashboard port
+    networking.firewall.allowedTCPPorts = [ 6052 ];
   };
 }