Command Pipeline Orchestrator

Project steps

1. 01

   Pipeline TOML

   pipeline.toml: [[step]] with name, command, args, parallel, retry, timeout.

2. 02

   Sequential runner

   Executes steps in order; stops at first failure if fail_fast = true.

3. 03

   Parallel steps

   Steps marked parallel = true run concurrently with tokio::spawn.

4. 04

   Retry with backoff

   On failure, retry N times with exponential delay between attempts.

5. 05

   Progress bar

   indicatif MultiProgress: one progress bar per step with final status.