Misc Changes

app/src/main/java/solutions/tretter/githugandroid/levels/ContributeLevel.kt

@@ -0,0 +1,21 @@
+package solutions.tretter.githugandroid
+
+/**
+ * Port of the upstream ruby-githug `contribute` level.
+ *
+ * Setup documents the repository shape the learner explores. Evaluation is kept
+ * state-based whenever the exercise changes repository objects; answer-only
+ * levels intentionally validate the answer entered at the prompt.
+ */
+internal fun contributeLevel(): Level = level(
+    id = "contribute",
+    title = "Contribute",
+    description = "This is the final level, the goal is to contribute to this repository by making a pull request on GitHub. Please note that this level is designed to encourage you to add a valid contribution to Githug, not testing your ability to create a pull request. Contributions that are likely to be accepted are levels, bug fixes and improved documentation.",
+    hints = listOf("Forking the repository would be a good start!"),
+    commandSuggestions = listOf("Open a pull request"),
+    setup = { RepoState() },
+    validator = { _, command -> command.isNotBlank() },
+    testCases = listOf(
+        levelTestCase("acknowledge contribution goal", "Open a pull request"),
+    ),
+)