Extract vessel components and preserve source lifecycle

package.json

@@ -145,6 +145,7 @@
     "./sources/live": "./src/sources/live/index.js",
     "./layers/flights": "./src/layers/flights/index.js",
     "./layers/military": "./src/layers/military/index.js",
-    "./aircraft": "./src/layers/aircraft/index.js"
+    "./aircraft": "./src/layers/aircraft/index.js",
+    "./layers/vessels": "./src/layers/vessels/index.js"
   }
 }