feat: adds config props to disable power on/off automation

src/PepperDash.Essentials.Devices.Common/Displays/ScreenLiftController.cs

@@ -152,6 +152,15 @@ namespace PepperDash.Essentials.Devices.Common.Shades
 
         private void IsCoolingDownFeedback_OutputChange(object sender, FeedbackEventArgs e)
         {
+            if (Config.DisableAutoRaiseOnPowerOff)
+            {
+                this.LogDebug(
+                    "Auto-raise on power-off disabled for {type}; leaving position unchanged (manual control only)",
+                    Type
+                );
+                return;
+            }
+
             if (
                 !DisplayDevice.IsCoolingDownFeedback.BoolValue
                 && Type == eScreenLiftControlType.lift
@@ -174,6 +183,15 @@ namespace PepperDash.Essentials.Devices.Common.Shades
         {
             if (DisplayDevice.IsWarmingUpFeedback.BoolValue)
             {
+                if (Config.DisableAutoLowerOnPowerOn)
+                {
+                    this.LogDebug(
+                        "Auto-lower on power-on disabled for {type}; leaving position unchanged (manual control only)",
+                        Type
+                    );
+                    return;
+                }
+
                 Lower();
             }
         }

src/PepperDash.Essentials.Devices.Common/Displays/ScreenLiftControllerConfigProperties.cs

@@ -41,5 +41,23 @@ namespace PepperDash.Essentials.Devices.Common.Shades
         /// </summary>
         [JsonProperty("muteOnScreenUp")]
         public bool MuteOnScreenUp { get; set; }
+
+        /// <summary>
+        /// When true, this controller does NOT automatically lower when its assigned display powers on
+        /// (warms up). Manual Raise/Lower still work, and the power-off auto-raise is unaffected. Intended
+        /// for a projector screen that must not auto-drop in a public space for safety, while the projector
+        /// lift (a separate controller) can still drop automatically.
+        /// </summary>
+        [JsonProperty("disableAutoLowerOnPowerOn")]
+        public bool DisableAutoLowerOnPowerOn { get; set; }
+
+        /// <summary>
+        /// When true, this controller does NOT automatically raise when its assigned display powers off
+        /// (cools down). Manual Raise/Lower still work, and the power-on auto-lower is unaffected. The
+        /// companion to <see cref="DisableAutoLowerOnPowerOn"/>; together they make a controller fully
+        /// manual while leaving other controllers (e.g. the lift) on their default automatic behavior.
+        /// </summary>
+        [JsonProperty("disableAutoRaiseOnPowerOff")]
+        public bool DisableAutoRaiseOnPowerOff { get; set; }
     }
 }