feat(mem0-plugin): v0.2.4 — fix stats, session scoping, reduce noise, improve skill discovery (#5244)

mem0-plugin/scripts/on_session_end.sh

@@ -1,13 +1,4 @@
 #!/usr/bin/env bash
-# Hook: SessionEnd
-#
-# Fires when session actually terminates (after Stop).
-# Last-chance capture: if on_stop.sh background REST call didn't complete,
-# this fires a synchronous capture attempt.
-#
-# Input:  JSON on stdin with session_id, transcript_path, cwd, reason
-# Output: ignored (session is ending)
-
 set -uo pipefail
 
 if [ -n "${MEM0_DEBUG:-}" ]; then
@@ -18,25 +9,20 @@ SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
 
 INPUT=$(cat)
 REASON=$(echo "$INPUT" | jq -r '.reason // "other"' 2>/dev/null || echo "other")
-SESSION_ID=$(echo "$INPUT" | jq -r '.session_id // ""' 2>/dev/null || echo "")
 
-# Print session-end report (last chance — Stop hook output may not render on /exit)
 REPORT=$(python3 "$SCRIPT_DIR/session_stats.py" report 2>/dev/null || echo "")
 if [ -n "$REPORT" ] && [ "$REPORT" != "Session: no memory operations." ]; then
-  echo ""
-  echo "---"
-  echo "mem0 $REPORT"
-  echo "---"
-
-  # Append to persistent session log
   mkdir -p "$HOME/.mem0" 2>/dev/null || true
-  echo "$(date -u +%Y-%m-%dT%H:%M:%SZ) | $REPORT" >> "$HOME/.mem0/session-log.md" 2>/dev/null || true
+  _LOG_FILE="$HOME/.mem0/session-log.md"
+  echo "$(date -u +%Y-%m-%dT%H:%M:%SZ) | $REPORT" >> "$_LOG_FILE" 2>/dev/null || true
+  _LINE_COUNT=$(wc -l < "$_LOG_FILE" 2>/dev/null || echo 0)
+  if [ "$_LINE_COUNT" -gt 500 ]; then
+    tail -500 "$_LOG_FILE" > "${_LOG_FILE}.tmp" 2>/dev/null && mv "${_LOG_FILE}.tmp" "$_LOG_FILE" 2>/dev/null || true
+  fi
 fi
 
-# Telemetry (fire-and-forget — session dying, best-effort)
 python3 "$SCRIPT_DIR/telemetry.py" session_end --reason="$REASON" 2>/dev/null &
 
-# Clean up old capture markers (> 7 days)
 find "$HOME/.mem0" -name ".captured_*" -mtime +7 -delete 2>/dev/null || true
 
 exit 0