tsk-30: Update password (#33)

Closes #30

Reviewed-on: phoenix/textsender-auth#33
Co-authored-by: phoenix <kundeng00@pm.me>
Co-committed-by: phoenix <kundeng00@pm.me>

migrations/schema.sql

@@ -7,7 +7,8 @@ CREATE TABLE users (
     id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
     phone_number TEXT NOT NULL,
     username TEXT NOT NULL,
-    password TEXT NOT NULL
+    password TEXT NOT NULL,
+    created timestamptz DEFAULT now()
 );
 
 CREATE TABLE service_users (