docs: add SPDX license header with reuse

Author: Bambooin

.clang-format

@@ -1,3 +1,7 @@
+# SPDX-FileCopyrightText: 2015 - 2024 Rime community
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
 ---
 Language:        Cpp
 BasedOnStyle:  Google

.editorconfig

@@ -1,3 +1,7 @@
+# SPDX-FileCopyrightText: 2015 - 2024 Rime community
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
 # EditorConfig is awesome: https://EditorConfig.org
 
 # top-most EditorConfig file

.gitattributes

@@ -1,3 +1,7 @@
+# SPDX-FileCopyrightText: 2015 - 2024 Rime community
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
 # Handle line endings automatically for files detected as text
 # and leave all files detected as binary untouched.
 *	text=auto

.github/FUNDING.yml

@@ -1,2 +1,6 @@
+# SPDX-FileCopyrightText: 2015 - 2024 Rime community
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
 # add alipay QR code for sponsor
 custom: https://raw.githubusercontent.com/osfans/trime/develop/osfans_alipay.png

.github/ISSUE_TEMPLATE/bug-report.md

@@ -1,2 +1,6 @@
+# SPDX-FileCopyrightText: 2015 - 2024 Rime community
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
 blank_issues_enabled: false
 

.github/ISSUE_TEMPLATE/config.yml

@@ -1,3 +1,7 @@
+# SPDX-FileCopyrightText: 2015 - 2024 Rime community
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
 name: Commit
 on: [push]
 

.github/ISSUE_TEMPLATE/feature-request.md

@@ -1,3 +1,7 @@
+# SPDX-FileCopyrightText: 2015 - 2024 Rime community
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
 name: Nightly
 on:
   workflow_dispatch: