scheduler_cron imported SessionId without using it; clippy unused-imports
failed the task 07 gate. tiers.rs had the same for DataClass.
Co-Authored-By: Grok 4.6 <noreply@x.ai>
scheduler_heartbeat imported scheduler::{self} without using it, which
clippy -D warnings would fail at task 06. The live-previous cron tick now
asserts a held leftover stays started.
Co-Authored-By: Grok 4.6 <noreply@x.ai>
session_slot and the scheduler tests held a temporary JSON Value across
statements (E0716). Cron now pins DOM and DOW as AND, which the given tests
had not. Gate counts from task 04 on move up by one.
Co-Authored-By: Grok 4.6 <noreply@x.ai>
Eight closed tasks for epochs and compaction, then ten for the scheduler,
ToolSummary, and tiers. Given tests first. Gate 1456 → 1507 → 1572.
Co-Authored-By: Grok 4.6 <noreply@x.ai>