Merge branch 'to-deb-image' into 'master'

Add reqs for deb

See merge request !3

Dockerfile

-FROM alpine:latest
+FROM debian:11-slim
+
+ARG BUILD_PACKAGES="build-essential cmake gcc libffi-dev libmemcached-dev libssl-dev zlib1g-dev libpq-dev python3-dev"
 
 RUN set -ex \
-    && apk add --virtual .build-deps build-base python3-dev libxml2-dev libxslt-dev \
-    && apk add --no-cache git curl python3 libxml2 libxslt\
-    && python3 -m ensurepip \
-    && pip3 install --upgrade pip \
-    && curl -LJO https://code.getnoc.com/noc/noc/-/raw/master/requirements.txt \
-    && pip3 install -r requirements.txt \
+    && apt update && apt-get install -y --no-install-recommends \
+    $BUILD_PACKAGES \
+    libxml2 \
+    python3 \
+    python3-pip \
     && pip3 install \
     lxml==4.6.2 \
     mkdocs-material==7.3.3 \
     mkdocs-macros-plugin==0.6.0 \
     mkdocs-mermaid2-plugin==0.5.2 \
     mkdocstrings==0.16.2 \
-    && apk del .build-deps
+    cachetools \
+    atomicl \
+    orjson \
+    http_parser \
+    && apt remove --purge -y $BUILD_PACKAGES \
+    && apt autoremove -y \
+    && rm -rf /var/lib/apt/lists/* \
 
 WORKDIR /docs
 VOLUME /docs