begin authorization components implementation for gemini protocol

src/profile/identity/gemini/auth.rs

@@ -0,0 +1,37 @@
+mod database;
+
+use database::Database;
+
+use sqlite::{Connection, Transaction};
+use std::{rc::Rc, sync::RwLock};
+
+/// API for `gemini_id` + `request` auth pairs operations
+pub struct Auth {
+    pub database: Rc<Database>,
+}
+
+impl Auth {
+    // Constructors
+
+    /// Create new `Self`
+    pub fn new(connection: Rc<RwLock<Connection>>, profile_id: Rc<i64>) -> Self {
+        Self {
+            database: Rc::new(Database::new(connection, profile_id)),
+        }
+    }
+}
+
+// Tools
+
+pub fn migrate(tx: &Transaction) -> Result<(), String> {
+    // Migrate self components
+    if let Err(e) = database::init(tx) {
+        return Err(e.to_string());
+    }
+
+    // Delegate migration to childs
+    // nothing yet..
+
+    // Success
+    Ok(())
+}