Struct Checkpoint 

pub struct Checkpoint<'a> {
    pub store: &'a Path,
    pub session: &'a str,
    pub cwd: &'a str,
    pub engineer: &'a str,
    pub plan: &'a str,
    pub inputs: &'a str,
    pub selected: &'a [&'a Challenge],
    pub now: i64,
}

One Stop checkpoint as the queen sees it.

Fields

store: &'a Path

The routed collective’s store.

session: &'a str

cwd: &'a str

engineer: &'a str

plan: &'a str

The drone’s plan / last proposal.

inputs: &'a str

What the engineer gave the drone this session: their prompts (not the drone’s own tool calls, which would otherwise “state” any move the drone already ran).

selected: &'a [&'a Challenge]

The lessons the conscience asked at this checkpoint.

now: i64