adding json build

bin/build-version-json.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+echo "$(dirname $0)"
+cd $(dirname $0)/..
+
+HASH=$(git --no-pager log --format=format:"%H" -1)
+TAG=$(git describe --tags)
+
+printf '{"commit":"%s","version":"%s","source":"https://github.com/mozilla/extension-workshop"}\n' \
+    "$HASH" \
+    "$TAG" \
+    > version.json
+
+cat version.json

bin/gcs-deploy.sh

@@ -15,11 +15,13 @@ set -ex
  CSPSTATIC="x-goog-meta-content-security-policy: default-src 'none'; base-uri 'none'; form-action 'none'; frame-ancestors: 'none'; object-src 'none'"
  CSP="x-goog-meta-content-security-policy: default-src 'none'; img-src 'self' data:; form-action 'self' https://www.mozilla.org/en-US/newsletter/;  media-src 'self' blob:; script-src 'self' https://www.youtube.com/iframe_api https://www.youtube.com/s/player/ 'sha256-vqFvYKh0rwFP9fSa0PuzUff2ElHQ+rkjGfycqUNqufQ=' https://www.googletagmanager.com/gtag/js ; font-src 'self'; frame-ancestors 'none';  frame-src  https://www.youtube.com/embed/ https://calendar.google.com/calendar/appointments/; base-uri 'none'; style-src 'self' 'unsafe-inline'; connect-src 'self' https://blog.mozilla.org/addons/feed/ https://www.mozilla.org/en-US/newsletter/ https://*.google-analytics.com;"
  ACAO="x-goog-meta-access-control-allow-origin: *"
+
  if [ -z "$EXTENSION_WORKSHOP_BUCKET_GCS" ]; then
   echo "The GCS bucket is not set. Failing."
   exit 1
  fi
-
+
+[ -e version.json ] || $(dirname $0)/build-version-json.sh
 
   if [ -e version.json ]; then
  mv version.json dist/__version__