feat: agent brain (ollama) and chat ui

src/types.ts

@@ -13,3 +13,27 @@ export interface CommandOutput {
   stderr: string;
   exit_code: number;
 }
+
+export type Role = "system" | "user" | "assistant" | "tool";
+
+export interface ToolCall {
+  id?: string;
+  type: string;
+  function: {
+    name: string;
+    arguments: string;
+  };
+}
+
+export interface Message {
+  role: Role;
+  content: string;
+  tool_calls?: ToolCall[];
+  tool_call_id?: string;
+}
+
+export interface ProviderConfig {
+  provider: string;
+  model: string;
+  base_url?: string;
+}