fix user permission issue

install.sh

@@ -176,6 +176,22 @@ create_user() {
     else
         echo -e "${YELLOW}User $SERVICE_USER already exists${NC}"
     fi
+    
+    # Add user to disk group for block device access (required for ZFS)
+    if getent group disk > /dev/null 2>&1; then
+        usermod -a -G disk "$SERVICE_USER"
+        echo -e "${GREEN}Added $SERVICE_USER to disk group${NC}"
+    fi
+    
+    # Create sudoers configuration for ZFS commands
+    echo -e "${GREEN}Configuring sudo for ZFS operations...${NC}"
+    cat > /etc/sudoers.d/atlas-zfs <<EOF
+# Allow atlas user to run ZFS commands without password
+# This is required for ZFS pool operations
+$SERVICE_USER ALL=(ALL) NOPASSWD: /usr/sbin/zpool, /usr/bin/zpool, /sbin/zpool, /usr/sbin/zfs, /usr/bin/zfs, /sbin/zfs
+EOF
+    chmod 440 /etc/sudoers.d/atlas-zfs
+    echo -e "${GREEN}Sudo configuration created${NC}"
 }
 
 # Create directories
@@ -479,7 +495,9 @@ Environment="ATLAS_LOG_LEVEL=INFO"
 Environment="ATLAS_LOG_FORMAT=json"
 
 # Security
-NoNewPrivileges=true
+# Note: NoNewPrivileges is set to false to allow sudo for ZFS operations
+# This is necessary for ZFS pool management
+NoNewPrivileges=false
 PrivateTmp=true
 ProtectSystem=strict
 ProtectHome=true