internal cleanups and build config

tsconfig.json

@@ -10,7 +10,9 @@
 		"skipLibCheck": true,
 		"sourceMap": true,
 		"strict": true,
-		"moduleResolution": "bundler"
+		"moduleResolution": "bundler",
+		"baseUrl": ".",
+		"paths": { "$lib": ["src/lib"], "$lib/*": ["src/lib/*"] }
 	}
 	// Path aliases are handled by https://svelte.dev/docs/kit/configuration#alias
 	// except $lib which is handled by https://svelte.dev/docs/kit/configuration#files