Fix application directory for Debian postinst script

Change-type: patch
Signed-off-by: Ken Bannister <kb2ma@runbox.com>

after-install.tpl

@@ -0,0 +1,11 @@
+#!/bin/bash
+
+# Link to the binary
+# Must hardcode balenaEtcher directory; no variable available
+ln -sf '/opt/balenaEtcher/${executable}' '/usr/bin/${executable}'
+
+# SUID chrome-sandbox for Electron 5+
+chmod 4755 '/opt/balenaEtcher/chrome-sandbox' || true
+
+update-mime-database /usr/share/mime || true
+update-desktop-database /usr/share/applications || true

electron-builder.yml

@@ -87,6 +87,7 @@ deb:
     - libxss1
     - libxtst6
     - polkit-1-auth-agent | policykit-1-gnome | polkit-kde-1
+  afterInstall: "./after-install.tpl"
 rpm:
   depends:
     - util-linux