added login / logout functionality and authorization rules via bouncer

app/Controllers/Http/AuthController.ts

@@ -0,0 +1,22 @@
+import { HttpContextContract } from '@ioc:Adonis/Core/HttpContext'
+
+export default class AuthController {
+
+    public async login({auth, request, response}: HttpContextContract) {
+        const username = request.input('username')
+        const password = request.input('password')
+
+        try {
+            await auth.attempt(username, password)
+            response.ok("Login successful")
+        } catch (error) {
+            return error
+        }
+    }
+
+    public async logout({auth, response}: HttpContextContract) {
+        await auth.logout()
+
+        return response.ok('Logged out successfully')
+    }
+}