Chore: Move most types from rrweb to @rrweb/types package (#1031)

* Chore: Add move most types from rrweb to @rrweb/types package

* Split off type imports

* Split off type import to its own line

* Get vite to generate type definitions

* Apply formatting changes

* noEmit not allowed in tsconfig, moved it to build step

* Align version of @rrweb/types with main rrweb package

Based on @mark-fenng's comments https://github.com/rrweb-io/rrweb/pull/1031/files#r1002298176

* Move up keywords

packages/types/vite.config.js

@@ -0,0 +1,21 @@
+import path from 'path';
+import dts from 'vite-plugin-dts';
+/**
+ * @type {import('vite').UserConfig}
+ */
+export default {
+  build: {
+    // See https://vitejs.dev/guide/build.html#library-mode
+    lib: {
+      entry: path.resolve(__dirname, 'src/index.ts'),
+      name: 'rrwebTypes',
+    },
+
+    // Leaving this unminified so you can see what exactly gets included in
+    // the bundles
+    minify: false,
+
+    sourcemap: true,
+  },
+  plugins: [dts()],
+};