fix(package): use package values relative to dist (#123)

This corrects an issue where types weren't found because the installed package has "dist" at the
root level. Entry points were also adjusted in the same fashion, while the rollup configuration was
updated to create these files in "dist".

Author: williamareynolds

package.json

@@ -2,10 +2,10 @@
   "name": "typescript-monads",
   "version": "0.0.0-development",
   "description": "Write cleaner TypeScript",
-  "main": "dist/index.js",
-  "module": "dist/index.esm.js",
-  "commonJs": "dist/index.cjs.js",
-  "typings": "dist/types/index.d.ts",
+  "main": "index.js",
+  "module": "index.esm.js",
+  "commonJs": "index.cjs.js",
+  "typings": "types/index.d.ts",
   "sideEffects": false,
   "author": "Patrick Michalina <[email protected]> (https://patrickmichalina.com)",
   "license": "MIT",

rollup.config.js

@@ -6,16 +6,16 @@ export default [
     input: 'dist/lib/index.js',
     output: {
       name: 'monads',
-      file: pkg.main,
+      file: `dist/${pkg.main}`,
       format: 'umd',
       sourcemap: true
     },
   },
   {
   input: 'src/index.ts',
   output: [
-    { file: pkg.module, format: 'es', sourcemap: true },
-    { file: pkg.commonJs, format: 'cjs', sourcemap: true }
+    { file: `dist/${pkg.module}`, format: 'es', sourcemap: true },
+    { file: `dist/${pkg.commonJs}`, format: 'cjs', sourcemap: true }
   ],
   plugins: [typescript()]
 }]