1. Check OS and shell environment.
2. Verify 1Password CLI is installed and accessible (`op --version`).
3. Confirm 1Password desktop app integration is enabled and unlocked.
4. Create a fresh tmux session.
5. Sign in to 1Password within the tmux session (`op signin`).
6. Verify access within the tmux session (`op whoami`).
7. Execute desired `op` commands (e.g., `op vault list`, `op read`).
8. Capture and analyze the output from the tmux session.