Add QuickChatAction model

app/src/main/java/com/geeksville/mesh/model/QuickChatAction.kt

@@ -0,0 +1,11 @@
+package com.geeksville.mesh.model
+
+data class QuickChatAction(
+    val name: String,
+    val message: String,
+    val mode: Mode) {
+    enum class Mode {
+        Append,
+        Instant,
+    }
+}

app/src/main/java/com/geeksville/mesh/model/UIState.kt

@@ -445,5 +445,12 @@ class UIViewModel @Inject constructor(
         }
     }
 
+    private val _quickChatActions = mutableListOf<QuickChatAction>()
+    val quickChatActions: List<QuickChatAction> get() = _quickChatActions
+
+    fun addQuickChatAction(name: String, value: String, mode: QuickChatAction.Mode) {
+        val action = QuickChatAction(name, value, mode)
+        _quickChatActions.add(action)
+    }
 }