added codespell & superlinter / updated versions (#183)

* added codespell linter
* added superlinter
* raised env version to 3.6.0-20
* updated memcache container
* updated postgres container
* some readme fixes
* use fixed ubuntu 20.04 version for all github action steps

.env

@@ -3,4 +3,4 @@ POSTGRES_PASS=zammad
 POSTGRES_USER=zammad
 RESTART=always
 # don't forget to add the minus before the version
-VERSION=-3.6.0-1
+VERSION=-3.6.0-20

.github/ISSUE_TEMPLATE.md

@@ -8,23 +8,20 @@ Hi there - thanks for filling an issue. Please ensure the following things befor
 * The upper textblock will be removed automatically when you submit your issue *
 -->
 
-### Infos:
+# Infos
 
 * Docker version:
 * Docker-compose version:
 * Operating system (Docker host):
 
-
-### Expected behavior:
+# Expected behavior
 
 *
 
-
-### Actual behavior:
+# Actual behavior
 
 *
 
-
-### Steps to reproduce the behavior:
+# Steps to reproduce the behavior
 
 *

.github/lint-scripts.sh

@@ -1,15 +0,0 @@
-#!/bin/sh
-#
-# lint bash scripts
-#
-
-set -o errexit
-
-TMP_FILE="$(mktemp)"
-
-find . -type f -name "*.sh" > "${TMP_FILE}"
-
-while read -r FILE; do
-  echo lint "${FILE}"
-  shellcheck -x "${FILE}"
-done < "${TMP_FILE}"

.github/linters/.markdown-lint.yml

@@ -0,0 +1,2 @@
+MD013:
+  line_length: 500

.github/workflows/ci.yaml

@@ -4,54 +4,50 @@ on:
   pull_request:
 
 jobs:
-  lint-bash-scripts:
-    runs-on: ubuntu-latest
+  codespell:
+    name: codespell
+    runs-on: ubuntu-20.04
     steps:
-      - name: Checkout
-        uses: actions/checkout@v1
-      - name: Lint Bash scripts
-        uses: docker://koalaman/shellcheck-alpine:v0.7.0
+      - name: Checkout Code
+        uses: actions/checkout@v2
+      - name: Codespell
+        uses: codespell-project/actions-codespell@master
         with:
-          args: .github/lint-scripts.sh
-
-  lint-docker-files:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v1    
-      - name: lint zammad dockerfile
-        uses: brpaz/hadolint-action@master
-        with:
-          dockerfile: containers/zammad/Dockerfile
-      - name: lint elasticsearch dockerfile
-        uses: brpaz/hadolint-action@master
-        with:
-          dockerfile: containers/zammad-elasticsearch/Dockerfile
-      - name: lint postgresql dockerfile
-        uses: brpaz/hadolint-action@master
-        with:
-          dockerfile: containers/zammad-postgresql/Dockerfile                 
+          skip: .git
+          check_filenames: true
+          check_hidden: true
 
   lint-docker-compose-file:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
     steps:
       - name: Checkout
         uses: actions/checkout@v1
       - name: lint zammad docker-compose file
         run: docker-compose config
 
+  super-linter:
+    runs-on: ubuntu-20.04
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v2
+      - name: Lint Code Base
+        uses: github/super-linter@v3
+        env:
+          DEFAULT_BRANCH: master
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
   build-and-run-docker-compose:
-    needs: 
-      - lint-bash-scripts
-      - lint-docker-files
+    needs:
+      - codespell
       - lint-docker-compose-file
+      - super-linter
     timeout-minutes: 20
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
     steps:
       - name: Checkout
         uses: actions/checkout@v1
       - name: build docker containers
-        run: .github/docker-image-build.sh        
+        run: .github/docker-image-build.sh
       - name: use images build by ci
         run: sed -i -e 's#${IMAGE_REPO}:##g' -e 's#${VERSION}##g' docker-compose.yml
       - name: run docker-compose up
@@ -62,17 +58,17 @@ jobs:
         run: .github/tests.sh
 
   run-remote-image-docker-compose:
-    needs: 
-      - lint-bash-scripts
-      - lint-docker-files
+    needs:
+      - codespell
       - lint-docker-compose-file
+      - super-linter
     timeout-minutes: 10
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
     steps:
       - name: Checkout
         uses: actions/checkout@v1
       - name: pull docker-compose images
-        run: docker-compose pull       
+        run: docker-compose pull
       - name: run docker-compose up
         run: docker-compose up --detach
       - name: add autowizard file

README.md

@@ -6,16 +6,13 @@ twitter, chat and e-mails. It is distributed under the GNU AFFERO General Public
  License (AGPL). Do you receive many e-mails and want to answer them with a team of agents?
 You're going to love Zammad!
 
-
-## What is zammad-docker-compose repo for?
+## Use case for this repo
 
 This repo is meant to be the starting point for somebody who likes to use dockerized multi-container Zammad in production.
 
-
 ## Getting started with zammad-docker-compose
 
-https://docs.zammad.org/en/latest/install-docker-compose.html
-
+<https://docs.zammad.org/en/latest/install-docker-compose.html>
 
 ## CI Status
 
@@ -26,19 +23,20 @@ https://docs.zammad.org/en/latest/install-docker-compose.html
 In environments with more then one web applications it is necessary to use a reverse proxy to route connections to port 80 and 443 to the right application.
 To run Zammad behind a revers proxy, we provide `docker-compose.proxy-example.yml` as a starting point.
 
-1.  Copy `./.examples/proxy/docker-compose.proxy-example.yml` to your own configuration, e.g. `./docker-compose.prod.yml`  
+1. Copy `./.examples/proxy/docker-compose.proxy-example.yml` to your own configuration, e.g. `./docker-compose.prod.yml`  
     `cp ./.examples/proxy/docker-compose.proxy-example.yml ./docker-compose.prod.yml`
-1.  Modify the environment variable `VIRTUAL_HOST` and the name of the external network in `./docker-compose.prod.yml` to fit your environment.
-1.  Run docker-composer commands with the default and your configuration, e.g. `docker-compose -f docker-compose.yml -f docker-compose.prod.yml up -d`  
+2. Modify the environment variable `VIRTUAL_HOST` and the name of the external network in `./docker-compose.prod.yml` to fit your environment.
+3. Run docker-composer commands with the default and your configuration, e.g. `docker-compose -f docker-compose.yml -f docker-compose.prod.yml up -d`  
 
 See `.examples/proxy/docker-compose.yml` for an example proxy project.
 
 Like this, you can add your `docker-compose.prod.yml` to a branch of your Git repository and stay up to date by merging changes to your branch.
 
-
 ## Using Rancher
 
-* RANCHER_URL=http://RANCHER_HOST:8080 rancher-compose --env-file=.env up
+```console
+RANCHER_URL=http://RANCHER_HOST:8080 rancher-compose --env-file=.env up
+```
 
 ## Running without Elasticsearch
 
@@ -50,11 +48,11 @@ Elasticsearch is enabled by default in the example `docker-compose.yml` file. It
 
 ### From =< 3.3.0-12
 
-We've updated the Elasticsearch image from 5.6 to 7.6. 
-As there is no direct upgrade path we have to delete all Elasticsearch indicies and rebuild them.
+We've updated the Elasticsearch image from 5.6 to 7.6.
+As there is no direct upgrade path we have to delete all Elasticsearch indices and rebuild them.
 Do the following to empty the ES docker volume:
 
-```
+```console
 docker-compose stop
 set -o pipefail DOCKER_VOLUME="$(docker volume inspect zammaddockercompose_elasticsearch-data | grep Mountpoint | sed -e 's#.*": "##g' -e 's#",##')/*"
 echo "${DOCKER_VOLUME}" #check this is a valid docker volume path! if not do not proceed or you might lose data!
@@ -64,7 +62,7 @@ docker-compose start
 
 To workaround the [changes in the PostgreSQL 9.6 container](https://github.com/docker-library/postgres/commit/f1bc8782e7e57cc403d0b32c0e24599535859f76) do the following:
 
-```
+```console
 docker-compose start
 docker exec -it zammaddockercompose_zammad-postgresql_1 bash
 psql --username postgres --dbname zammad_production

containers/zammad-postgresql/Dockerfile

@@ -1,4 +1,4 @@
-FROM postgres:9.6.17-alpine
+FROM postgres:9.6.20-alpine
 
 ARG BUILD_DATE
 

containers/zammad/docker-entrypoint.sh

@@ -103,7 +103,7 @@ if [ "$1" = 'zammad-init' ]; then
     fi
 
     if [ "${ELASTICSEARCH_REINDEX}" == "true" ]; then
-      if ! curl -s ${SSL_SKIP_VERIFY} ${ELASTICSEARCH_SCHEMA}://${ELASTICSEARCH_HOST}:${ELASTICSEARCH_PORT}/_cat/indices | grep -q zammad; then
+      if ! curl -s "${SSL_SKIP_VERIFY}" "${ELASTICSEARCH_SCHEMA}://${ELASTICSEARCH_HOST}:${ELASTICSEARCH_PORT}/_cat/indices" | grep -q zammad; then
         echo "rebuilding es searchindex..."
         bundle exec rake searchindex:rebuild
       fi

docker-compose.yml

@@ -34,7 +34,7 @@ services:
       - zammad-postgresql
     environment:
       - POSTGRESQL_USER=${POSTGRES_USER}
-      - POSTGRESQL_PASS=${POSTGRES_PASS}      
+      - POSTGRESQL_PASS=${POSTGRES_PASS}
     image: ${IMAGE_REPO}:zammad${VERSION}
     links:
       - zammad-elasticsearch
@@ -45,7 +45,7 @@ services:
 
   zammad-memcached:
     command: memcached -m 256M
-    image: memcached:1.6.7-alpine
+    image: memcached:1.6.9-alpine
     restart: ${RESTART}
 
   zammad-nginx: