🎨 优化扩展模块，完成ai接入和对话功能

data/st-core-scripts/scripts/extensions/token-counter/style.css

@@ -0,0 +1,11 @@
+#tokenized_chunks_display > code {
+    color: black;
+    text-shadow: none;
+    padding: 2px;
+    display: inline-block;
+}
+
+#token_counter_textarea,
+#token_counter_ids {
+    field-sizing: content;
+}