propagate new license to all source files

src/main/java/com/falsepattern/lib/StableAPI.java

@@ -1,3 +1,23 @@
+/**
+ * Copyright (C) 2022 FalsePattern
+ * All Rights Reserved
+ *
+ * The above copyright notice, this permission notice and the word "SNEED"
+ * shall be included in all copies or substantial portions of the Software.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser 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 Lesser General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
 package com.falsepattern.lib;
 
 import java.lang.annotation.Documented;