Add license headers

Author: malczuuu

build.gradle.kts

@@ -96,15 +96,6 @@ signing {
 }
 
 spotless {
-    format("misc") {
-        target("**/.gitattributes", "**/.gitignore")
-
-        trimTrailingWhitespace()
-        leadingTabsToSpaces(4)
-        endWithNewline()
-        lineEndings = LineEnding.UNIX
-    }
-
     java {
         target("**/src/**/*.java")
 
@@ -130,6 +121,24 @@ spotless {
         endWithNewline()
         lineEndings = LineEnding.UNIX
     }
+
+    format("yaml") {
+        target("**/*.yml", "**/*.yaml")
+
+        trimTrailingWhitespace()
+        leadingTabsToSpaces(2)
+        endWithNewline()
+        lineEndings = LineEnding.UNIX
+    }
+
+    format("misc") {
+        target("**/.gitattributes", "**/.gitignore")
+
+        trimTrailingWhitespace()
+        leadingTabsToSpaces(4)
+        endWithNewline()
+        lineEndings = LineEnding.UNIX
+    }
 }
 
 // Usage:
@@ -155,6 +164,9 @@ tasks.withType<Jar>().configureEach {
             "Created-By" to "Gradle ${gradle.gradleVersion}",
         )
     }
+    from("../LICENSE") {
+        into("META-INF/")
+    }
 }
 
 // Disable doclint to avoid errors and warnings on missing JavaDoc comments.

buildSrc/src/main/kotlin/Versioning.kt

@@ -1,3 +1,17 @@
+/*
+ * Copyright (c) 2025 Damian Malczewski
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * SPDX-License-Identifier: MIT
+ */
 import java.io.File
 import org.gradle.api.Project
 import org.gradle.api.logging.Logging

src/main/java/io/github/malczuuu/problem4j/core/JsonEscape.java

@@ -1,3 +1,17 @@
+/*
+ * Copyright (c) 2025 Damian Malczewski
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * SPDX-License-Identifier: MIT
+ */
 package io.github.malczuuu.problem4j.core;
 
 import java.util.HashMap;

src/main/java/io/github/malczuuu/problem4j/core/Problem.java

@@ -1,3 +1,17 @@
+/*
+ * Copyright (c) 2025 Damian Malczewski
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * SPDX-License-Identifier: MIT
+ */
 package io.github.malczuuu.problem4j.core;
 
 import java.io.Serializable;

src/main/java/io/github/malczuuu/problem4j/core/ProblemBuilder.java

@@ -1,3 +1,17 @@
+/*
+ * Copyright (c) 2025 Damian Malczewski
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * SPDX-License-Identifier: MIT
+ */
 package io.github.malczuuu.problem4j.core;
 
 import java.net.URI;

src/main/java/io/github/malczuuu/problem4j/core/ProblemBuilderImpl.java

@@ -1,3 +1,17 @@
+/*
+ * Copyright (c) 2025 Damian Malczewski
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * SPDX-License-Identifier: MIT
+ */
 package io.github.malczuuu.problem4j.core;
 
 import java.net.URI;

src/main/java/io/github/malczuuu/problem4j/core/ProblemException.java

@@ -1,3 +1,17 @@
+/*
+ * Copyright (c) 2025 Damian Malczewski
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * SPDX-License-Identifier: MIT
+ */
 package io.github.malczuuu.problem4j.core;
 
 /**

src/main/java/io/github/malczuuu/problem4j/core/ProblemImpl.java

@@ -1,3 +1,17 @@
+/*
+ * Copyright (c) 2025 Damian Malczewski
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * SPDX-License-Identifier: MIT
+ */
 package io.github.malczuuu.problem4j.core;
 
 import java.net.URI;

src/main/java/io/github/malczuuu/problem4j/core/ProblemStatus.java

@@ -1,3 +1,17 @@
+/*
+ * Copyright (c) 2025 Damian Malczewski
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * SPDX-License-Identifier: MIT
+ */
 package io.github.malczuuu.problem4j.core;
 
 import java.util.Arrays;

src/test/java/io/github/malczuuu/problem4j/core/JsonEscapeTests.java

@@ -1,3 +1,17 @@
+/*
+ * Copyright (c) 2025 Damian Malczewski
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * SPDX-License-Identifier: MIT
+ */
 package io.github.malczuuu.problem4j.core;
 
 import static org.assertj.core.api.Assertions.assertThat;