agent/claude/scripts/capture-context.sh
Snider 7faa974546 feat: add Claude Code plugin and CLAUDE.md documentation
Initial commit establishing core-agent repository with:
- Claude Code plugin hooks (safety checks, auto-formatting, context preservation)
- Collection skills for blockchain research archival (claude-cowork/)
- CLAUDE.md documenting repository structure and development patterns

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2026-02-01 18:15:01 +00:00

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#!/bin/bash
# Capture context facts from tool output or conversation
# Called by PostToolUse hooks to extract actionable items
#
# Stores in ~/.claude/sessions/context.json as:
# [{"fact": "...", "source": "core go qa", "ts": 1234567890}, ...]
CONTEXT_FILE="${HOME}/.claude/sessions/context.json"
TIMESTAMP=$(date '+%s')
THREE_HOURS=10800
mkdir -p "${HOME}/.claude/sessions"
# Initialize if missing or stale
if [[ -f "$CONTEXT_FILE" ]]; then
FIRST_TS=$(jq -r '.[0].ts // 0' "$CONTEXT_FILE" 2>/dev/null)
NOW=$(date '+%s')
AGE=$((NOW - FIRST_TS))
if [[ $AGE -gt $THREE_HOURS ]]; then
echo "[]" > "$CONTEXT_FILE"
fi
else
echo "[]" > "$CONTEXT_FILE"
fi
# Read input (fact and source passed as args or stdin)
FACT="${1:-}"
SOURCE="${2:-manual}"
if [[ -z "$FACT" ]]; then
# Try reading from stdin
read -r FACT
fi
if [[ -n "$FACT" ]]; then
# Append to context (keep last 20 items)
jq --arg fact "$FACT" --arg source "$SOURCE" --argjson ts "$TIMESTAMP" \
'. + [{"fact": $fact, "source": $source, "ts": $ts}] | .[-20:]' \
"$CONTEXT_FILE" > "${CONTEXT_FILE}.tmp" && mv "${CONTEXT_FILE}.tmp" "$CONTEXT_FILE"
echo "[Context] Saved: $FACT" >&2
fi
exit 0