feat: implement client search functionality

src/types.rs

@@ -0,0 +1,20 @@
+use std::collections::HashMap;
+
+#[derive(Debug, Clone)]
+#[allow(dead_code)]
+pub struct File {
+    pub username: String,
+    pub name: String,
+    pub size: i32,
+    pub attribs: HashMap<i32, i32>,
+}
+
+#[derive(Debug, Clone)]
+#[allow(dead_code)]
+pub struct FileSearch {
+    pub token: String,
+    pub files: Vec<File>,
+    pub slots: i8,
+    pub speed: i32,
+}
+