add dockerignore and get MESH_VER from settings.py

.dockerignore

@@ -0,0 +1,5 @@
+.git
+.cache
+**/*.env
+**/env
+**/node_modules

docker/containers/tactical-frontend/dockerfile

@@ -19,7 +19,7 @@ FROM nginx:stable-alpine
 ENV PUBLIC_DIR /usr/share/nginx/html
 
 RUN apk add --no-cache bash
-SHELL ["/bin/bash", "-c"]
+SHELL ["/bin/bash", "-e", "-o", "pipefail", "-c"]
 
 COPY --from=builder /home/node/app/dist/ ${PUBLIC_DIR}
 

docker/containers/tactical-meshcentral/dockerfile

@@ -6,9 +6,12 @@ ENV TACTICAL_DIR /opt/tactical
 
 RUN apk add --no-cache bash
 
-SHELL ["/bin/bash", "-c"]
+SHELL ["/bin/bash", "-e", "-o", "pipefail", "-c"]
 
-RUN npm install meshcentral@0.6.84
+COPY api/tacticalrmm/tacticalrmm/settings.py /tmp/settings.py
+
+RUN grep -o 'MESH_VER.*' /tmp/settings.py | cut -d'"' -f 2 > /tmp/MESH_VER && \
+    npm install meshcentral@$(cat /tmp/MESH_VER)
 
 COPY docker/containers/tactical-meshcentral/entrypoint.sh /
 RUN chmod +x /entrypoint.sh

docker/containers/tactical-nats/dockerfile

@@ -5,7 +5,7 @@ ENV TACTICAL_READY_FILE ${TACTICAL_DIR}/tmp/tactical.ready
 
 RUN apk add --no-cache inotify-tools supervisor bash
 
-SHELL ["/bin/bash", "-c"]
+SHELL ["/bin/bash", "-e", "-o", "pipefail", "-c"]
 
 COPY docker/containers/tactical-nats/entrypoint.sh /
 RUN chmod +x /entrypoint.sh

docker/containers/tactical-nginx/dockerfile

@@ -4,7 +4,7 @@ ENV TACTICAL_DIR /opt/tactical
 
 RUN apk add --no-cache openssl bash
 
-SHELL ["/bin/bash", "-c"]
+SHELL ["/bin/bash", "-e", "-o", "pipefail", "-c"]
 
 COPY docker/containers/tactical-nginx/entrypoint.sh /docker-entrypoint.d/
 RUN chmod +x /docker-entrypoint.d/entrypoint.sh

docker/containers/tactical-salt/dockerfile

@@ -4,6 +4,8 @@ ENV TACTICAL_DIR /opt/tactical
 ENV TACTICAL_READY_FILE ${TACTICAL_DIR}/tmp/tactical.ready
 ENV SALT_USER saltapi
 
+SHELL ["/bin/bash", "-e", "-o", "pipefail", "-c"]
+
 RUN apt-get update && \
     apt-get install -y ca-certificates wget gnupg2 tzdata supervisor && \
     wget -O - https://repo.saltstack.com/py3/ubuntu/20.04/amd64/latest/SALTSTACK-GPG-KEY.pub | apt-key add - && \