Feature Request: Secure “Secret Reference” Block + `/password` Slash Command (External Password Manager Integration)

Summary This feature request proposes adding a secure way to reference passwords, API keys, and secrets *without ever storing the secret itself inside Outline*. The idea is to introduce: A new /password slash command A new “Secret Reference” embed block Integration with external password managers (LastPass, 1Password, Bitwarden, Keeper, HashiCorp Vault, etc.) Outline stays a knowledge base, and secrets remain inside secret vaults, ensuring a strong security posture while improving workflow for technical teams. --- Use Cases This block would benefit teams who maintain: • Infrastructure documentation • Deployment instructions • DevOps / SRE runbooks • Internal IT processes • Network configuration documentation • MSP customer documentation • SOPs referencing service accounts or credentials Current workarounds include pasting passwords in Outline (not safe) or writing “See LastPass,” which …