chore: add headers in test (#48)

Author: daniqss

.gitignore

@@ -5,6 +5,7 @@ venv/
 env/
 .env
 .direnv/
+target/
 
 # ---
 __pycache__/

interpreter/tests/interpreter.test.js

@@ -1,3 +1,21 @@
+/*
+ * stepcode: specialized tool for generating static books with interactive pseudocode.
+ * Copyright (C) 2026  stepcode authors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 import { test } from 'node:test';
 import * as assert from 'node:assert';
 import { Lexer } from '../static/lexer.js';

interpreter/tests/parser.test.js

@@ -1,3 +1,21 @@
+/*
+ * stepcode: specialized tool for generating static books with interactive pseudocode.
+ * Copyright (C) 2026  stepcode authors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 import { test } from 'node:test';
 import * as assert from 'node:assert';
 import { Lexer } from '../static/lexer.js';

template/user.css

@@ -1,3 +1,21 @@
+/*
+ * stepcode: specialized tool for generating static books with interactive pseudocode.
+ * Copyright (C) 2026  stepcode authors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 :root {
   --accent-color: rgb(60, 101, 162);
 }