Add required environment variables for PRODUCTION

[Ajeyakrishna-k]

Add required environment variables for PRODUCTION

Please merge this PR:

• Dev to main sync discord-slash-commands#197

Following keys need to be added:

• In Cron jobs Github Settings environment:

  • DISCORD_SERVICE_PRIVATE_KEY (newly generated private key)
  • FF_CRON_DISCORD_KEY_PAIR_FLOW with value: 'true'

• In Discord slash commands Github Settings environment:

  • CRON_JOBS_PUBLIC_KEY (newly generated public key)

Steps to generate private public keys:

Generate private key using : ssh-keygen -t rsa -P "" -b 2048 -m PEM -f jwtRS256.key
View public key using : ssh-keygen -f jwtRS256.key.pub -e -m pkcs8