Small feature changes and bug fixes

oAI/Services/SettingsService.swift

@@ -146,6 +146,54 @@ class SettingsService {
         }
     }
 
+    var contextSelectionEnabled: Bool {
+        get { cache["contextSelectionEnabled"] == "true" }
+        set {
+            cache["contextSelectionEnabled"] = String(newValue)
+            DatabaseService.shared.setSetting(key: "contextSelectionEnabled", value: String(newValue))
+        }
+    }
+
+    var contextMaxTokens: Int {
+        get { cache["contextMaxTokens"].flatMap(Int.init) ?? 100_000 }
+        set {
+            cache["contextMaxTokens"] = String(newValue)
+            DatabaseService.shared.setSetting(key: "contextMaxTokens", value: String(newValue))
+        }
+    }
+
+    var embeddingsEnabled: Bool {
+        get { cache["embeddingsEnabled"] == "true" }
+        set {
+            cache["embeddingsEnabled"] = String(newValue)
+            DatabaseService.shared.setSetting(key: "embeddingsEnabled", value: String(newValue))
+        }
+    }
+
+    var embeddingProvider: String {
+        get { cache["embeddingProvider"] ?? "openai-small" }
+        set {
+            cache["embeddingProvider"] = newValue
+            DatabaseService.shared.setSetting(key: "embeddingProvider", value: newValue)
+        }
+    }
+
+    var progressiveSummarizationEnabled: Bool {
+        get { cache["progressiveSummarizationEnabled"] == "true" }
+        set {
+            cache["progressiveSummarizationEnabled"] = String(newValue)
+            DatabaseService.shared.setSetting(key: "progressiveSummarizationEnabled", value: String(newValue))
+        }
+    }
+
+    var summarizationThreshold: Int {
+        get { cache["summarizationThreshold"].flatMap(Int.init) ?? 50 }
+        set {
+            cache["summarizationThreshold"] = String(newValue)
+            DatabaseService.shared.setSetting(key: "summarizationThreshold", value: String(newValue))
+        }
+    }
+
     var mcpEnabled: Bool {
         get { cache["mcpEnabled"] == "true" }
         set {