chore: 著作権とライセンスについての情報を各ファイルに追加する (#11348)

* chore: Add the SPDX information to each file

Add copyright and licensing information as defined in version 3.0 of
the REUSE Specification.

* tweak format

---------

Co-authored-by: syuilo <Syuilotan@yahoo.co.jp>

packages/backend/src/misc/prelude/array.ts

@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and other misskey contributors
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
 import { EndoRelation, Predicate } from './relation.js';
 
 /**

packages/backend/src/misc/prelude/await-all.ts

@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and other misskey contributors
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
 export type Promiseable<T> = {
 	[K in keyof T]: Promise<T[K]> | T[K];
 };

packages/backend/src/misc/prelude/math.ts

@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and other misskey contributors
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
 export function gcd(a: number, b: number): number {
 	return b === 0 ? a : gcd(b, a % b);
 }

packages/backend/src/misc/prelude/maybe.ts

@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and other misskey contributors
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
 export interface IMaybe<T> {
 	isJust(): this is IJust<T>;
 }

packages/backend/src/misc/prelude/relation.ts

@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and other misskey contributors
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
 export type Predicate<T> = (a: T) => boolean;
 
 export type Relation<T, U> = (a: T, b: U) => boolean;

packages/backend/src/misc/prelude/string.ts

@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and other misskey contributors
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
 export function concat(xs: string[]): string {
 	return xs.join('');
 }

packages/backend/src/misc/prelude/symbol.ts

@@ -1 +1,6 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and other misskey contributors
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
 export const fallback = Symbol('fallback');

packages/backend/src/misc/prelude/time.ts

@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and other misskey contributors
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
 const dateTimeIntervals = {
 	'day': 86400000,
 	'hour': 3600000,

packages/backend/src/misc/prelude/url.ts

@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and other misskey contributors
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
 /* objを検査して
  * 1. 配列に何も入っていない時はクエリを付けない
  * 2. プロパティがundefinedの時はクエリを付けない

packages/backend/src/misc/prelude/xml.ts

@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and other misskey contributors
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
 const map: Record<string, string> = {
 	'&': '&amp;',
 	'<': '&lt;',