re-exec deploy.sh after git pull to pick up changes

docker/nginx/conf.d/00-default.conf

@@ -1,4 +1,4 @@
-# Drop connections with unknown or missing Host headers
+# Drop connections with unknown/missing Host headers
 server {
     listen 80 default_server;
     listen [::]:80 default_server;

scripts/deploy.sh

@@ -50,6 +50,12 @@ APP="${CMD#deploy-}"
 cd /opt/hantim
 git pull
 
+# Re-exec so the running script reflects any changes just pulled
+if [ -z "${DEPLOY_REEXEC:-}" ]; then
+    export DEPLOY_REEXEC=1
+    exec /opt/hantim/scripts/deploy.sh
+fi
+
 # Generate .env from bws if this service declares .env.keys
 if [ -f "docker/$APP/.env.keys" ] && [ -f /etc/bws-token ]; then
     export BWS_ACCESS_TOKEN