blackboard

name: blackboard description: Check coordination blackboard for active tickets and locks user-invocable: true allowed-tools: - Read

/blackboard - Check Coordination State

View the shared blackboard for active tickets, locks, and recent updates.

What This Shows

• Active Tickets: Current work items in progress
• Locks: Resources currently locked by agents
• Hand-offs: Pending work transfers between agents
• Risks/Watch Items: Known issues to monitor
• Recent Updates: Append-only log of recent changes

Usage

/blackboard         # Show full blackboard state
/blackboard locks   # Show only active locks
/blackboard tickets # Show only active tickets
/blackboard recent  # Show recent updates (last 10)

Arguments

$ARGUMENTS - Optional filter: "locks", "tickets", "recent", "risks"

Steps

1. Read agents/blackboard.md
2. Parse the requested sections
3. Check for stale locks (>60 seconds old)
4. Warn about any blocking conditions

Lock Protocol

Locks use atomic file creation:

# Check lock
if [ -f /tmp/.vps-lock-<resource> ]; then
    # Resource is locked
fi

Output

Present coordination state clearly:

• Active tickets with assignees
• Lock status with expiry times
• Any blocking conditions for planned operations