NOTREADY readme update & permission mapping

Dockerfile

@@ -1,5 +1,8 @@
 FROM debian:buster-slim
 
+# default UID and GID
+ENV USER=pi USER_ID=1000 USER_GID=1000
+
 # Todo, figure out why using a workdir instead of full paths don't work
 # Todo, do we still need all these packages? I can already see sudo which isn't needed
 
@@ -7,16 +10,24 @@ RUN apt-get update \
     && apt-get install --no-install-recommends ca-certificates curl libwww-perl arp-scan perl apt-utils cron sudo lighttpd php php-cgi php-fpm php-sqlite3 sqlite3 dnsutils net-tools python iproute2 -y \
     && apt-get clean autoclean \
     && apt-get autoremove \
-    && rm -rf /var/lib/apt/lists/* \
-    && ln -s /home/pi/pialert/install/index.html /var/www/html/index.html \
-    && ln -s /home/pi/pialert/front /var/www/html/pialert \
-    && lighttpd-enable-mod fastcgi-php
-    # Redirect for lighthttpd to work properly
+    && rm -rf /var/lib/apt/lists/* 
+   
+# now creating user
+RUN groupadd --gid "${USER_GID}" "${USER}" && \
+    useradd \
+      --uid ${USER_ID} \
+      --gid ${USER_GID} \
+      --create-home \
+      --shell /bin/bash \
+      ${USER}
 
 COPY . /home/pi/pialert
 
-# Pi.Alert | also we probably should/can delete the tar from the repo and remove this line
-RUN rm -r /home/pi/pialert/tar \
+# Pi.Alert 
+RUN ln -s /home/pi/pialert/install/index.html /var/www/html/index.html \
+    && ln -s /home/pi/pialert/front /var/www/html/pialert \
+    && lighttpd-enable-mod fastcgi-php \
+    # Redirect for lighthttpd to work properly
     && python /home/pi/pialert/back/pialert.py update_vendors \    
     && sed -ie 's/= 80/= 20211/g' /etc/lighttpd/lighttpd.conf \
     && (crontab -l 2>/dev/null; cat /home/pi/pialert/install/pialert.cron) | crontab -