chore: initialize safe Javis project scaffold

tests/unit/test_package_metadata.py

@@ -0,0 +1,14 @@
+"""Dependency-free smoke tests for the phase-0 package."""
+
+import unittest
+
+import javis
+
+
+class PackageMetadataTests(unittest.TestCase):
+    def test_scaffold_version_is_explicit(self) -> None:
+        self.assertEqual(javis.__version__, "0.0.0")
+
+
+if __name__ == "__main__":
+    unittest.main()