Add Minecraft 26.x support and version Java artifacts

tests/protocol.test.ts

@@ -46,6 +46,21 @@ test("dataset requires five unique in-bounds viewpoints and safe paths", () => {
     assets: [{ path: "terrain.json.gz", sha256: "a".repeat(64), bytes: 100 }],
   };
   assert.equal(datasetSchema.safeParse(base).success, true);
+  for (const minecraftVersion of ["26.1", "26.1.1", "26.1.2", "26.2"])
+    assert.equal(
+      datasetSchema.safeParse({ ...base, minecraftVersion }).success,
+      true,
+    );
+  for (const minecraftVersion of [
+    "26.3",
+    "1.21.10",
+    "26.2-snapshot",
+    "../secrets",
+  ])
+    assert.equal(
+      datasetSchema.safeParse({ ...base, minecraftVersion }).success,
+      false,
+    );
   assert.equal(datasetSchema.safeParse({ ...base, assets: [] }).success, false);
   assert.equal(
     datasetSchema.safeParse({ ...base, source: "fabric" }).success,