fix: fixed issue with comments in sqlc-generated go code;

refactor: creating/updating login_information takes plain password and hashes it in database;
feat: db query to get user by their login credentials

sqlc/sqlc.yaml

@@ -9,6 +9,6 @@ sql:
       sql_package: "pgx/v5"
   database:
     # managed: true
-    uri: "postgresql://postgres:postgres@localhost:5432/mydb?sslmode=disable"
+    uri: "postgresql://postgres:postgres@localhost:5432/postgres?sslmode=disable"
   rules:
     - sqlc/db-prepare