add ipv4 update script

website/Dockerfile

@@ -1,8 +1,12 @@
 FROM ubuntu:22.04
 
 # install dependencies
+ENV TZ=America/Los_Angeles
+RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
+
 RUN apt-get update && apt-get upgrade
-RUN apt-get install -y nginx certbot python3-certbot-nginx
+RUN apt-get install -y nginx certbot python3-certbot-nginx python3-pip
+RUN pip3 install sendgrid
 
 RUN rm /etc/nginx/sites-enabled/default
 
@@ -13,4 +17,5 @@ COPY html /var/www/matthewtran.com/html
 
 # start script
 WORKDIR /root
+COPY sendgrid.ke[y] ip_update.py ./
 COPY entry.sh ./