doc: Added minimum documentation

Author: harazdovskiy

README.md

@@ -10,20 +10,23 @@
 $ yarn add @shelf/postgres-local --dev
 ```
 
-### 1. Start Postgres - TO BE DONE
+### 1. Start Postgres
 
 ```js
 import {start} from '@shelf/postgres-local';
 
-await start({});
+await start({
+  seedPath: "schema.sql",
+  version: 14
+});
 ```
 
-### 2. Stop Postgres - TO BE DONE
+### 2. Stop Postgres
 
 ```js
 import {stop} from '@shelf/postgres-local';
 
-stop();
+await stop(14);
 ```
 
 ## Publish

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@shelf/postgres-local",
-  "version": "1.0.0",
+  "version": "0.1.0-alpha",
   "description": "Run 14 version of Postgres locally",
   "keywords": [
     "postgres",