Added Guacamole (#472)

* Guacamole

* Update guacamole.yml

public/v4/apps/guacamole.yml

@@ -0,0 +1,61 @@
+captainVersion: 4
+services:
+    $$cap_appname-db:
+        image: mysql:$$cap_mysql_version
+        volumes:
+            - $$cap_appname-db-data:/var/lib/mysql
+        restart: always
+        environment:
+            MYSQL_ROOT_PASSWORD: $$cap_db_pass
+            MYSQL_DATABASE: guacamole
+            MYSQL_USER: guacamole
+            MYSQL_PASSWORD: $$cap_db_pass
+        caproverExtra:
+            notExposeAsWebApp: 'true'
+    $$cap_appname-guacd:
+        image: guacamole/guacd:$$cap_guacd_version
+        restart: always
+        caproverExtra:
+            notExposeAsWebApp: 'true'
+    $$cap_appname:
+        image: guacamole/guacamole:$$cap_guacamole_version
+        restart: always
+        depends_on:
+            - $$cap_appname-db
+            - $$cap_appname-guacd
+        environment:
+            GUACD_HOSTNAME: srv-captain--$$cap_appname-guacd
+            MYSQL_HOSTNAME: srv-captain--$$cap_appname-db
+            MYSQL_DATABASE: guacamole
+            MYSQL_USER: guacamole
+            MYSQL_PASSWORD: $$cap_db_pass
+        caproverExtra:
+            containerHttpPort: '8080'
+caproverOneClickApp:
+    variables:
+        - id: $$cap_db_pass
+          label: Database password
+          description: ''
+          validRegex: /.{1,}/
+        - id: $$cap_guacamole_version
+          label: Guacamole Version
+          defaultValue: '1.3.0'
+          description: Check out their Docker page for the valid tags https://hub.docker.com/r/guacamole/guacamole/tags
+          validRegex: /^([^\s^\/])+$/
+        - id: $$cap_guacd_version
+          label: Guacd Version
+          defaultValue: '1.3.0'
+          description: Check out their Docker page for the valid tags https://hub.docker.com/r/guacamole/guacd/tags
+          validRegex: /^([^\s^\/])+$/
+        - id: $$cap_mysql_version
+          label: MySQL Version
+          defaultValue: '8.0.26'
+          description: Check out their Docker page for the valid tags https://hub.docker.com/_/mysql?tab=tags
+          validRegex: /^([^\s^\/])+$/
+    instructions:
+        start: Guacamole is an HTML5 Remote Desktop application.
+        end: Guacamole is deployed and available as srv-captain--$$cap_appname. In order to use Guacamole, you must enable websockets and setup the MySQL database. For instructions on how to setup the database, check out https://github.com/christopher-kapic/caprover-guacamole
+    displayName: Guacamole
+    isOfficial: false
+    description: An HTML5 remote access application.
+    documentation: 'https://guacamole.apache.org/'