: Like other vault files, it keeps sensitive data encrypted, reducing the risk of accidental exposure compared to plain-text .env files.
: On your server (Heroku, Vercel, etc.), you set a single environment variable— DOTENV_KEY . When the app starts, it uses this key to decrypt the .env.vault file and load the required secrets into memory. Comparison: Dotenv Vault vs. Other Tools Export secrets as environment variables with Vault Agent .env.vault.local
What about local overrides? What if Developer A needs DEBUG=true but Developer B needs DEBUG=false ? The synced vault is shared. : Like other vault files, it keeps sensitive