Add docker

Dockerfile

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+##
+## Step 1 - add content and build with Hugo
+##
+
+FROM debian:stretch as hugo
+RUN apt-get -qq update \
+	&& DEBIAN_FRONTEND=noninteractive apt-get -qq install -y --no-install-recommends python-pygments git ca-certificates asciidoctor \
+	&& rm -rf /var/lib/apt/lists/*
+
+ENV HUGO_VERSION 0.53
+ENV HUGO_BINARY hugo_${HUGO_VERSION}_Linux-64bit.deb
+
+ADD https://github.com/spf13/hugo/releases/download/v${HUGO_VERSION}/${HUGO_BINARY} /tmp/hugo.deb
+RUN dpkg -i /tmp/hugo.deb \
+	&& rm /tmp/hugo.deb
+
+ADD . /tmp/site
+RUN hugo -b https://kb.chameth.com/ -v -s /tmp/site -d /tmp/hugo && \
+	cp /tmp/hugo/index.xml /tmp/hugo/feed.xml
+
+##
+## Step 3 - host!
+##
+
+FROM nginx:mainline-alpine AS nginx
+COPY --from=hugo /tmp/site /usr/share/nginx/html
+ADD nginx.conf /etc/nginx/nginx.conf

nginx.conf

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+user  nginx;
+worker_processes  1;
+
+error_log  /var/log/nginx/error.log warn;
+pid        /var/run/nginx.pid;
+
+
+events {
+    worker_connections  1024;
+}
+
+
+http {
+    include       /etc/nginx/mime.types;
+    default_type  application/octet-stream;
+
+    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
+                      '$status $body_bytes_sent "$http_referer" '
+                      '"$http_user_agent" "$http_x_forwarded_for"';
+
+    access_log  /var/log/nginx/access.log  main;
+
+    sendfile        on;
+
+    keepalive_timeout  65;
+
+    server_tokens off;
+
+    add_header Strict-Transport-Security "max-age=31536000; includeSubDomains; preload" always;
+    add_header Content-Security-Policy "default-src 'none'; script-src 'self'; img-src 'self'; style-src 'self'; font-src 'self'; frame-ancestors 'none'; form-action 'none'; base-uri 'none';";
+    add_header X-Frame-Options "SAMEORIGIN";
+    add_header X-Content-Type-Options "nosniff";
+    add_header X-XSS-Protection "1; mode=block";
+    add_header Expect-CT "enforce; max-age=3600";
+    add_header Referrer-Policy "no-referrer";
+
+    gzip on;
+    gzip_vary on;
+    gzip_proxied any;
+    gzip_comp_level 6;
+    gzip_types text/plain text/css application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript;
+
+    map $http_accept $webp_suffix {
+        "~*webp"  ".webp";
+    }
+
+    server {
+        listen       80;
+        server_name  localhost;
+
+        location / {
+            root   /usr/share/nginx/html;
+            index  index.html index.htm;
+
+            location /res {
+                expires 1y;
+            }
+
+            location ~ \.(png|jpe?g)$ {
+                try_files $uri$webp_suffix $uri =404;
+                expires 1y;
+            }
+        }
+
+        #error_page  404              /404.html;
+
+        error_page   500 502 503 504  /50x.html;
+        location = /50x.html {
+            root   /usr/share/nginx/html;
+        }
+    }
+
+}