Resolve "Add RabbitMQ for MessageBus triggers"

Closes #1 (closed)

\approve @ds @gislars

Dockerfile

@@ -2,10 +2,20 @@ FROM postgres:13-bullseye
 
 RUN apt-get update \
   && for POSTGIS_VERSION in 3; do \
-    DEBIAN_FRONTEND=noninteractive apt-get install --no-install-recommends -y \
-    postgresql-contrib \
-    postgresql-$PG_MAJOR-postgis-$POSTGIS_VERSION \
-    postgresql-$PG_MAJOR-postgis-$POSTGIS_VERSION-scripts; \
+        DEBIAN_FRONTEND=noninteractive apt-get install --no-install-recommends -y \
+        postgresql-contrib \
+        postgresql-server-dev-$PG_MAJOR \
+        postgresql-$PG_MAJOR-postgis-$POSTGIS_VERSION \
+        postgresql-$PG_MAJOR-postgis-$POSTGIS_VERSION-scripts; \
     done \
-  && apt-get clean \
-  && rm -rf /var/lib/apt/lists/*
+    && apt-get install --no-install-recommends -y \
+    build-essential \
+    python3-pip \
+    python-dev \
+    python-setuptools \
+    libpq-dev \
+    && apt-get clean \
+    && rm -rf /var/lib/apt/lists/*
+RUN pg_config --help \
+    && pip install pgxnclient \
+    && pgxnclient install pg_amqp