begin multi-driver page client implementation

src/app/browser/window/tab/item/client/driver.rs

@@ -0,0 +1,21 @@
+mod gemini;
+
+use super::{Feature, Page};
+use gemini::Gemini;
+use std::rc::Rc;
+
+/// Different protocols implementation
+pub struct Driver {
+    pub gemini: Gemini,
+}
+
+impl Driver {
+    // Constructors
+
+    /// Build new `Self`
+    pub fn build(page: &Rc<Page>) -> Self {
+        Driver {
+            gemini: Gemini::init(page),
+        }
+    }
+}