Make apt-get less noisy in the Dockerfiles that Complement invokes

docker/Dockerfile

@@ -40,7 +40,7 @@ FROM docker.io/python:${PYTHON_VERSION}-slim as requirements
 RUN \
    --mount=type=cache,target=/var/cache/apt,sharing=locked \
    --mount=type=cache,target=/var/lib/apt,sharing=locked \
- apt-get update && apt-get install -y git \
+ apt-get update -qq && apt-get -o=Dpkg::Use-Pty=0 install -yqq git \
     && rm -rf /var/lib/apt/lists/*
 
 # We install poetry in its own build stage to avoid its dependencies conflicting with
@@ -73,7 +73,7 @@ FROM docker.io/python:${PYTHON_VERSION}-slim as builder
 RUN \
    --mount=type=cache,target=/var/cache/apt,sharing=locked \
    --mount=type=cache,target=/var/lib/apt,sharing=locked \
- apt-get update && apt-get install -y \
+ apt-get update -qq && apt-get -o=Dpkg::Use-Pty=0 install -yqq \
     build-essential \
     libffi-dev \
     libjpeg-dev \
@@ -118,7 +118,7 @@ LABEL org.opencontainers.image.licenses='Apache-2.0'
 RUN \
    --mount=type=cache,target=/var/cache/apt,sharing=locked \
    --mount=type=cache,target=/var/lib/apt,sharing=locked \
-  apt-get update && apt-get install -y \
+  apt-get update -qq && apt-get -o=Dpkg::Use-Pty=0 install -yqq \
     curl \
     gosu \
     libjpeg62-turbo \

docker/Dockerfile-workers

@@ -6,8 +6,8 @@ FROM matrixdotorg/synapse:$SYNAPSE_VERSION
 RUN \
    --mount=type=cache,target=/var/cache/apt,sharing=locked \
    --mount=type=cache,target=/var/lib/apt,sharing=locked \
-  apt-get update && \
-  DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
+  apt-get update -qq && \
+  DEBIAN_FRONTEND=noninteractive apt-get -o=Dpkg::Use-Pty=0 install -yqq --no-install-recommends \
      redis-server nginx-light
 
 # Install supervisord with pip instead of apt, to avoid installing a second

docker/complement/Dockerfile

@@ -9,7 +9,7 @@ FROM matrixdotorg/synapse-workers:$SYNAPSE_VERSION
 
 # Install postgresql
 RUN apt-get update && \
-  DEBIAN_FRONTEND=noninteractive apt-get install --no-install-recommends -y postgresql-13
+  DEBIAN_FRONTEND=noninteractive apt-get -o=Dpkg::Use-Pty=0 install --no-install-recommends -yqq postgresql-13
 
 # Configure a user and create a database for Synapse
 RUN pg_ctlcluster 13 main start &&  su postgres -c "echo \