Mono repo -> Master (#22553)

Combines the following repositories into one:

https://github.com/mattermost/mattermost-server
https://github.com/mattermost/mattermost-webapp
https://github.com/mattermost/focalboard
https://github.com/mattermost/mattermost-plugin-playbooks

server/build/docker-compose.common.yml

@@ -0,0 +1,128 @@
+version: '2.4'
+services:
+  mysql:
+    image: "mysql/mysql-server:5.7.12"
+    restart: always
+    networks:
+      - mm-test
+    environment:
+      MYSQL_ROOT_HOST: "%"
+      MYSQL_ROOT_PASSWORD: mostest
+      MYSQL_PASSWORD: mostest
+      MYSQL_USER: mmuser
+      MYSQL_DATABASE: mattermost_test
+    healthcheck:
+      test: ["CMD", "mysqladmin" ,"ping", "-h", "localhost"]
+      interval: 5s
+      timeout: 10s
+      retries: 3
+    volumes:
+      - ./docker/mysql.conf.d/source.cnf:/etc/mysql/conf.d/mysql.cnf
+  mysql-read-replica:
+    image: "mysql/mysql-server:5.7.12"
+    restart: always
+    networks:
+      - mm-test
+    ports:
+      - 3307:3306
+    environment:
+      MYSQL_ROOT_HOST: "%"
+      MYSQL_ROOT_PASSWORD: mostest
+      MYSQL_PASSWORD: mostest
+      MYSQL_USER: mmuser
+      MYSQL_DATABASE: mattermost_test
+    healthcheck:
+      test: ["CMD", "mysqladmin" ,"ping", "-h", "localhost"]
+      interval: 5s
+      timeout: 10s
+      retries: 3
+    volumes:
+      - ./docker/mysql.conf.d/replica.cnf:/etc/mysql/conf.d/mysql.cnf
+  postgres:
+    image: "postgres:10"
+    restart: always
+    networks:
+      - mm-test
+    environment:
+      POSTGRES_USER: mmuser
+      POSTGRES_PASSWORD: mostest
+      POSTGRES_DB: mattermost_test
+    command: postgres -c 'config_file=/etc/postgresql/postgresql.conf'
+    volumes:
+     - "./docker/postgres.conf:/etc/postgresql/postgresql.conf"
+    healthcheck:
+      test: [ "CMD", "pg_isready", "-h", "localhost" ]
+      interval: 5s
+      timeout: 10s
+      retries: 3
+  minio:
+    image: "minio/minio:RELEASE.2019-10-11T00-38-09Z"
+    command: "server /data"
+    networks:
+      - mm-test
+    environment:
+      MINIO_ACCESS_KEY: minioaccesskey
+      MINIO_SECRET_KEY: miniosecretkey
+      MINIO_SSE_MASTER_KEY: "my-minio-key:6368616e676520746869732070617373776f726420746f206120736563726574"
+  inbucket:
+    image: "inbucket/inbucket:stable"
+    restart: always
+    environment:
+      INBUCKET_WEB_ADDR: "0.0.0.0:9001"
+      INBUCKET_POP3_ADDR: "0.0.0.0:10110"
+      INBUCKET_SMTP_ADDR: "0.0.0.0:10025"
+    networks:
+      - mm-test
+  openldap:
+    image: "osixia/openldap:1.4.0"
+    restart: always
+    networks:
+      - mm-test
+    environment:
+      LDAP_TLS_VERIFY_CLIENT: "never"
+      LDAP_ORGANISATION: "Mattermost Test"
+      LDAP_DOMAIN: "mm.test.com"
+      LDAP_ADMIN_PASSWORD: "mostest"
+  elasticsearch:
+    image: "mattermost/mattermost-elasticsearch-docker:7.17.3"
+    networks:
+      - mm-test
+    environment:
+      http.host: "0.0.0.0"
+      http.port: 9200
+      http.cors.enabled: "true"
+      http.cors.allow-origin: "http://localhost:1358,http://127.0.0.1:1358"
+      http.cors.allow-headers: "X-Requested-With,X-Auth-Token,Content-Type,Content-Length,Authorization"
+      http.cors.allow-credentials: "true"
+      transport.host: "127.0.0.1"
+      ES_JAVA_OPTS: "-Xms512m -Xmx512m"
+  dejavu:
+    image: "appbaseio/dejavu:3.4.2"
+    networks:
+      - mm-test
+  keycloak:
+    image: "jboss/keycloak:10.0.2"
+    restart: always
+    environment:
+      KEYCLOAK_USER: mmuser
+      KEYCLOAK_PASSWORD: mostest
+      DB_VENDOR: h2
+      KEYCLOAK_IMPORT: /setup/realm.json
+    networks:
+      - mm-test
+    volumes:
+     - "./docker/keycloak:/setup"
+  prometheus:
+    image: "prom/prometheus"
+    volumes:
+      - "./docker/prometheus${IS_LINUX}.yml:/etc/prometheus/prometheus.yml"
+    networks:
+      - mm-test
+  grafana:
+    image: "grafana/grafana"
+    volumes:
+     - "./docker/grafana/grafana.ini:/etc/grafana/grafana.ini"
+     - "./docker/grafana/provisioning:/etc/grafana/provisioning"
+     - "./docker/grafana/dashboards:/var/lib/grafana/dashboards"
+    networks:
+      - mm-test