Add Mayan EDMS (#656)

* Create mayan-edms.yml

First working draft of Mayan EDMS as a One-Click-App

* Added Mayan EDMS logo png

* Updates instructions and description

* Format change

* format changes

* format

* after prettier

* Added missing validRegex and better descriptions

$$cap_redis_pass can't be blank

* Remove command from postgres and update instructions

public/v4/apps/mayan-edms.yml

@@ -0,0 +1,144 @@
+captainVersion: 4
+services:
+    # Mayan EDMS
+    $$cap_appname:
+        depends_on:
+            - $$cap_appname-db
+            - $$cap_appname-redis
+        image: mayanedms/mayanedms:$$cap_app_version
+        restart: always
+        environment:
+            MAYAN_CELERY_BROKER_URL: 'redis://:$$cap_redis_pass@srv-captain--$$cap_appname-redis:6379/0'
+            MAYAN_CELERY_RESULT_BACKEND: 'redis://:$$cap_redis_pass@srv-captain--$$cap_appname-redis:6379/1'
+            MAYAN_DATABASES: "{'default':{'ENGINE':'django.db.backends.postgresql','NAME':'$$cap_dbname','PASSWORD':'$$cap_dbpass','USER':'$$cap_dbuser','HOST':'srv-captain--$$cap_appname-db'}}"
+            MAYAN_LOCK_MANAGER_BACKEND: 'mayan.apps.lock_manager.backends.redis_lock.RedisLock'
+            MAYAN_LOCK_MANAGER_BACKEND_ARGUMENTS: "{'redis_url':'redis://:$$cap_redis_pass@srv-captain--$$cap_appname-redis:6379/2'}"
+            MAYAN_SEARCH_BACKEND: 'mayan.apps.dynamic_search.backends.whoosh.WhooshSearchBackend'
+            MAYAN_APT_INSTALLS: '$$cap_ocr_langs'
+            MAYAN_DOCKER_WAIT: srv-captain--$$cap_appname-db:5432 srv-captain--$$cap_appname-redis:6379
+            MAYAN_DOCUMENTS_LANGUAGE: $$cap_default_document_lang
+            MAYAN_TIME_ZONE: $$cap_timezone
+            MAYAN_AUTOADMIN_EMAIL: $$cap_email
+            MAYAN_AUTOADMIN_PASSWORD: $$cap_password
+            MAYAN_AUTOADMIN_USERNAME: $$cap_username
+            MAYAN_COMMON_PROJECT_TITLE: $$cap_project_title
+        volumes:
+            - $$cap_appname-data:/var/lib/mayan
+        caproverExtra:
+            containerHttpPort: '8000'
+
+    # Redis
+    $$cap_appname-redis:
+        volumes:
+            - $$cap_appname-redis-data:/data
+        restart: always
+        caproverExtra:
+            dockerfileLines:
+                - FROM redis:$$cap_redis_version
+                - CMD exec redis-server --appendonly 'no' --databases '3' --maxmemory 100mb --maxclients '500' --maxmemory-policy allkeys-lru --save '' --requirepass $$cap_redis_pass
+            notExposeAsWebApp: 'true'
+
+    #PostgreSQL
+    $$cap_appname-db:
+        image: postgres:$$cap_postgres_version
+        volumes:
+            - $$cap_appname-db-data:/var/lib/postgresql/data
+        restart: always
+        environment:
+            POSTGRES_DB: $$cap_dbname
+            POSTGRES_USER: $$cap_dbuser
+            POSTGRES_PASSWORD: $$cap_dbpass
+        caproverExtra:
+            notExposeAsWebApp: 'true'
+
+caproverOneClickApp:
+    variables:
+        - id: $$cap_app_version
+          label: Mayan EDMS version
+          defaultValue: 's4.2'
+          description: Check out their docker page for the valid tags https://hub.docker.com/r/mayanedms/mayanedms/tags
+
+        - id: $$cap_postgres_version
+          label: PostgreSQL version
+          defaultValue: '12.9-alpine'
+          description: Check out their Docker page for the valid tags https://hub.docker.com/r/library/postgres/tags/
+          validRegex: /^([^\s^\/])+$/
+
+        - id: $$cap_redis_version
+          label: Redis version
+          defaultValue: '6.2.1-alpine'
+          description: Check out their Docker page for the valid tags https://hub.docker.com/_/redis?tab=tags
+          validRegex: /^([^\s^\/])+$/
+
+        - id: $$cap_redis_pass
+          label: Redis password
+          defaultValue: mayanredispassword
+          validRegex: /^([^\s^\/])+$/
+
+        - id: $$cap_dbname
+          label: Database Name
+          defaultValue: 'mayan'
+          validRegex: /^([^\s^\/])+$/
+
+        - id: $$cap_dbuser
+          label: Database User
+          defaultValue: 'mayandbuser'
+          validRegex: /^([^\s^\/])+$/
+
+        - id: $$cap_dbpass
+          label: Database Password
+          defaultValue: $$cap_gen_random_hex(64)
+          validRegex: /^([^\s^\/])+$/
+
+        - id: $$cap_default_document_lang
+          label: Default document language
+          defaultValue: eng
+          description: Use the ISO 639-3 code (https://en.wikipedia.org/wiki/ISO_639). Will default to *eng* if left blank.
+
+        - id: $$cap_language_code
+          label: Default language for the installation
+          defaultValue: en-us
+          description: Mayan EDMS UI will default to this language if the user's locale is not found. Will default to *en-us* if left blank
+
+        - id: $$cap_ocr_langs
+          label: Extra packages
+          defaultValue: 'tesseract-ocr-spa'
+          description: Use to add extra languagues for OCR (English is installed by default). Insert as many packages as you need, separated by a space, as *tesseract-ocr-CODE*. Language codes in https://tesseract-ocr.github.io/tessdoc/Data-Files-in-different-versions.html
+
+        - id: $$cap_timezone
+          label: Time Zone
+          defaultValue: UTC
+          description: Leave blank if you'd rather change it in System => Setup => Settings
+
+        - id: $$cap_username
+          label: Admin username
+          defaultValue: admin
+          description: Username for your first login
+
+        - id: $$cap_email
+          label: Admin email
+          defaultValue: example@example.com
+
+        - id: $$cap_pass
+          label: Admin password
+          defaultValue: $$cap_gen_random_hex(16)
+          validRegex: /^([^\s^\/])+$/
+          description: It will be prompted to you at startup and can be changed, but copy it just in case.
+
+        - id: $$cap_project_title
+          label: Project Title (Site's name)
+          defaultValue: 'Mayan EDMS'
+          description: Title and header of your site
+
+    instructions:
+        start: >-
+            Mayan EDMS is an open source web-based Document Management System (More info at https://www.mayan-edms.com/)
+            Most settings can be set inside the app, but environment variables will override them.
+            Minimum requirements 2GB RAM and 2vCPUs. Recommended 4GB RAM and 4vCPUs
+        end: >-
+            Done!
+            Your service is available at http://$$cap_appname.$$cap_root_domain
+    displayName: 'Mayan EDMS'
+    isOfficial: false
+    description: Mayan EDMS is an open source web-based Document Management System with many advanced features.
+    documentation: https://www.mayan-edms.com/