Add support for dependency caching.

- Fork relevant bits from https://github.com/actions/setup-java
- Use Node.js 16
- Adjust packaging
- Update uuid and other dependencies

Closes #11

tsconfig.json

@@ -5,7 +5,7 @@
     "outDir": "./lib",                        /* Redirect output structure to the directory. */
     "rootDir": "./src",                       /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */
     "strict": true,                           /* Enable all strict type-checking options. */
-    "noImplicitAny": true,                    /* Raise error on expressions and declarations with an implied 'any' type. */
+    // "noImplicitAny": true,                    /* Raise error on expressions and declarations with an implied 'any' type. */
     "esModuleInterop": true                   /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */
   },
   "exclude": ["node_modules", "**/*.test.ts"]