Merge pull request #1699 from HiroseKoichi/release

Use `#!/usr/bin/env bash` instead of `#!/bin/bash` in `start.sh` so that non-standard distros can run it OOTB

start.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 if ! command -v npm &> /dev/null
 then