feature(helpers): add disabled local resolver config

- add local resolver for reference
- disabled by default, use Cloudflare instead

.run/build_Dockerfile.run.xml

@@ -0,0 +1,30 @@
+<component name="ProjectRunConfigurationManager">
+    <configuration default="false" name="build/Dockerfile" type="docker-deploy" factoryName="dockerfile"
+                   server-name="Docker on CODE">
+        <deployment type="dockerfile">
+            <settings>
+                <option name="imageTag" value="docker.asifbacchus.dev/nginx/ab-nginx:5.2-1.21.3"/>
+                <option name="buildArgs">
+                    <list>
+                        <DockerEnvVarImpl>
+                            <option name="name" value="BUILD_DATE"/>
+                            <option name="value" value="2021-09-13"/>
+                        </DockerEnvVarImpl>
+                        <DockerEnvVarImpl>
+                            <option name="name" value="GIT_COMMIT"/>
+                            <option name="value" value="0ee6ef3fc4"/>
+                        </DockerEnvVarImpl>
+                        <DockerEnvVarImpl>
+                            <option name="name" value="INTERNAL_VERSION"/>
+                            <option name="value" value="5.2"/>
+                        </DockerEnvVarImpl>
+                    </list>
+                </option>
+                <option name="buildOnly" value="true"/>
+                <option name="containerName" value=""/>
+                <option name="sourceFilePath" value="build/Dockerfile"/>
+            </settings>
+        </deployment>
+        <method v="2"/>
+    </configuration>
+</component>

build/Dockerfile

@@ -2,7 +2,7 @@
 # build AB-NGINX container (based on NGINX mainline)
 #
 
-ARG NGINX_VERSION=1.21.1
+ARG NGINX_VERSION=1.21.3
 FROM nginx:${NGINX_VERSION}-alpine
 ARG NGINX_VERSION
 
@@ -21,10 +21,14 @@ RUN addgroup --gid ${GID} www-docker \
         --uid ${UID} \
         www-docker
 
-# add libcap, allow nginx to bind to ports <1024, extract fun error pages & create LetsEncrypt challenge directory outside webroot
+# add libcap and allow nginx to bind to ports <1024;
+# extract fun error pages;
+# create /certs directory for auto-generation;
+# create LetsEncrypt challenge directory outside webroot
 RUN apk --update --no-cache add \
     libcap \
     openssl \
+    && apk --update --no-cache upgrade \
     && setcap 'cap_net_bind_service=+ep' /usr/sbin/nginx \
     && cd /usr/share/nginx \
     && rm -rf html/* \
@@ -34,6 +38,7 @@ RUN apk --update --no-cache add \
     && rm -rf /tmp/* \
     && rm -rf /docker-entrypoint.d \
     && rm -f /docker-entrypoint.sh \
+    && mkdir /certs \
     && mkdir /usr/share/nginx/letsencrypt
 
 # health check
@@ -76,6 +81,8 @@ RUN chown -R www-docker:www-docker /usr/share/nginx \
     && find /etc/nginx -type f -exec chmod 640 {} \; \
     && chown www-docker:www-docker /var/cache/nginx \
     && chown www-docker:www-docker /var/log/nginx \
+    && chown www-docker:www-docker /certs \
+    && chmod 700 /certs \
     && chmod 644 /etc/selfsigned.cnf \
     && chmod 755 /usr/local/bin/generate-cert /usr/local/bin/entrypoint.sh
 USER www-docker

helpers/ab-nginx.sh

@@ -94,7 +94,7 @@ scriptHelp() {
     # footer
     newline
     printf "%s" "$yellow"
-    textBlock"More information can be found at: https://git.asifbacchus.dev/ab-docker/ab-nginx/wiki"
+    textBlock "More information can be found at: https://git.asifbacchus.dev/ab-docker/ab-nginx/wiki"
     printf "\n%s" "$magenta"
     printf '%.0s-' $(seq "$width")
     printf "\n%s" "$norm"

helpers/config/localResolver.conf.disabled

@@ -0,0 +1,2 @@
+resolver
+    127.0.0.11;