description updates

shaders/lut-apply/shader.json

@@ -15,43 +15,48 @@
       "id": "lutStrength",
       "label": "LUT Strength",
       "type": "float",
-      "default": 1.0,
-      "min": 0.0,
-      "max": 1.0,
-      "step": 0.01
+      "default": 1,
+      "min": 0,
+      "max": 1,
+      "step": 0.01,
+      "description": "Blends between the original image and the LUT result."
     },
     {
       "id": "preExposure",
       "label": "Pre Exposure",
       "type": "float",
-      "default": 0.0,
-      "min": -4.0,
-      "max": 4.0,
-      "step": 0.01
+      "default": 0,
+      "min": -4,
+      "max": 4,
+      "step": 0.01,
+      "description": "Exposure offset applied before the LUT lookup."
     },
     {
       "id": "postContrast",
       "label": "Post Contrast",
       "type": "float",
-      "default": 1.0,
-      "min": 0.0,
-      "max": 2.0,
-      "step": 0.01
+      "default": 1,
+      "min": 0,
+      "max": 2,
+      "step": 0.01,
+      "description": "Contrast adjustment applied after the LUT lookup."
     },
     {
       "id": "ditherAmount",
       "label": "Output Dither",
       "type": "float",
       "default": 0.5,
-      "min": 0.0,
-      "max": 1.0,
-      "step": 0.01
+      "min": 0,
+      "max": 1,
+      "step": 0.01,
+      "description": "Adds subtle output dither to reduce visible banding."
     },
     {
       "id": "clampInput",
       "label": "Clamp Input",
       "type": "bool",
-      "default": true
+      "default": true,
+      "description": "Clamps colors to 0-1 before the LUT lookup."
     }
   ]
 }