One popular 'summon god novel' could be 'Overlord'. In this novel, the main character has the ability to summon various powerful minions which is somewhat related to the idea of summoning gods in a sense. It's a great read for those interested in the genre.
To become a god in manhwa, usually one needs to overcome numerous challenges, gain rare treasures or powers, and have a unique destiny or calling. It's not an easy path!
It has ended. The last chapters wrapped up the plot and brought the manhwa to a close. There might be spin-offs or related works in the future, but the main storyline is completed.
Becoming a god in manhwa can be a complex journey. It could involve obtaining rare artifacts or blessings, forging alliances with powerful beings, and demonstrating unwavering determination and a sense of justice.