refactor: consolidate agent/editor plugins under integrations/ (#5491)

Co-authored-by: Claude <noreply@anthropic.com>

integrations/mem0-plugin/scripts/on_file_read_cursor.sh

@@ -0,0 +1,41 @@
+#!/usr/bin/env bash
+# Hook: preToolUse (matcher: Read) — Cursor variant
+#
+# Same as on_file_read.sh but uses CURSOR_PLUGIN_ROOT for path resolution
+# and sources Cursor-specific identity.
+
+set -uo pipefail
+
+INPUT=$(cat)
+
+FILE_PATH=$(echo "$INPUT" | jq -r '.tool_input.file_path // ""' 2>/dev/null || echo "")
+if [ -z "$FILE_PATH" ]; then
+  exit 0
+fi
+
+if [ -z "${MEM0_API_KEY:-}" ]; then
+  SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
+  . "$SCRIPT_DIR/_identity.sh" 2>/dev/null || true
+fi
+if [ -z "${MEM0_API_KEY:-}" ]; then
+  exit 0
+fi
+
+SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
+CWD=$(echo "$INPUT" | jq -r '.cwd // "."' 2>/dev/null || echo ".")
+
+TIMELINE=$(python3 "$SCRIPT_DIR/file_context.py" "$FILE_PATH" "$CWD" 2>/dev/null || echo "")
+
+if [ -z "$TIMELINE" ]; then
+  exit 0
+fi
+
+jq -cn --arg ctx "$TIMELINE" '{
+  hookSpecificOutput: {
+    hookEventName: "PreToolUse",
+    additionalContext: $ctx,
+    permissionDecision: "allow"
+  }
+}' 2>/dev/null || true
+
+exit 0