From 825cef5f04a4873a267fb174368f7a2c0cb865c4 Mon Sep 17 00:00:00 2001
From: Suguru Hirahara <acioustick@noreply.codeberg.org>
Date: Wed, 5 Mar 2025 00:26:43 +0900
Subject: [PATCH] Update docs/configuring-playbook-prometheus-grafana.md: add a
 copyright header

Signed-off-by: Suguru Hirahara <acioustick@noreply.codeberg.org>
---
 docs/configuring-playbook-prometheus-grafana.md | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/docs/configuring-playbook-prometheus-grafana.md b/docs/configuring-playbook-prometheus-grafana.md
index e88e31b1e..6a32b5ab1 100644
--- a/docs/configuring-playbook-prometheus-grafana.md
+++ b/docs/configuring-playbook-prometheus-grafana.md
@@ -1,3 +1,16 @@
+<!--
+SPDX-FileCopyrightText: 2021 - 2024 MDAD project contributors
+SPDX-FileCopyrightText: 2021 - 2024 Slavi Pantaleev
+SPDX-FileCopyrightText: 2021 Aaron Raimist
+SPDX-FileCopyrightText: 2021 Kim Brose
+SPDX-FileCopyrightText: 2021 Luca Di Carlo
+SPDX-FileCopyrightText: 2022 Olivér Falvai
+SPDX-FileCopyrightText: 2023 Michael Hollister
+SPDX-FileCopyrightText: 2024 Suguru Hirahara
+
+SPDX-License-Identifier: AGPL-3.0-or-later
+-->
+
 # Enabling metrics and graphs (Prometheus, Grafana) for your Matrix server (optional)
 
 The playbook can install [Prometheus](https://prometheus.io/) with [Grafana](https://grafana.com/) and configure performance metrics of your homeserver with graphs for you.