Fix disk health check system

modules/disk-health.nix

@@ -62,6 +62,11 @@
         StandardError = "journal";
         # Add timeout to prevent hanging
         TimeoutStartSec = "300";  # 5 minutes max
+        # Set PATH to include system binaries for smartctl and curl
+        Environment = "PATH=/run/current-system/sw/bin";
+        # Allow access to block devices for SMART commands
+        DeviceAllow = [ "/dev/disk/by-id/* rw" "/dev/sd* rw" "/dev/nvme* rw" "char-* rw" "block-* rw" ];
+        DevicePolicy = "closed";
       };
     };
   };

scripts/daily-smart-report.sh

@@ -1,5 +1,3 @@
-#!/usr/bin/env bash
-
 # Simple daily SMART report script - plain text version
 # Only checks SMART attributes and sends report via Gotify
 

scripts/disk-health-smartd-alert.sh

@@ -1,5 +1,3 @@
-#!/usr/bin/env bash
-
 # SMART daemon alert script for Gotify notifications
 # Called by smartd when SMART issues are detected
 # No arguments needed - uses SMARTD_DEVICE environment variable

scripts/gotify-notify.sh

@@ -1,5 +1,3 @@
-#!/usr/bin/env bash
-
 # Gotify notification script for disk health monitoring
 # Usage: gotify-notify.sh <url> <token> <priority> <title> <message>