refactor: build only one frappe/erpnext image (#1032)

* ci: skip frappe builds

* refactor: build only one frappe/erpnext image

* fix: lint nginx entrypoint script

* docs: update and organize docs

* docs: fix lint errors

* fix(custom): pass base64 encoded apps json

* ci: update dependabot

* docs: update contributing

* docs: remove info about multi image setup

* fix: initiate empty common_site_config.json

default config has host keys set to localhost
causes connection errors

* docs: add details for pwd volumes

* fix: symlink assets instead of copy

* fix: nginx private files

* ci: skip docker compose v2 install for ubuntu-latest

* fix: organize layers

* feat: allow remove git remote for custom image

* docs: allow remove git remote for custom image

* fix: remove duplicate --apps_path

overrides/compose.mariadb-shared.yaml

@@ -0,0 +1,27 @@
+version: "3.3"
+
+services:
+  database:
+    container_name: mariadb-database
+    image: mariadb:10.6
+    restart: unless-stopped
+    healthcheck:
+      test: mysqladmin ping -h localhost --password=${DB_PASSWORD:-changeit}
+      interval: 1s
+      retries: 15
+    command:
+      - --character-set-server=utf8mb4
+      - --collation-server=utf8mb4_unicode_ci
+      - --skip-character-set-client-handshake
+      - --skip-innodb-read-only-compressed
+    environment:
+      MYSQL_ROOT_PASSWORD: ${DB_PASSWORD:-changeit}
+    volumes:
+      - ${HOME}/data/mariadb:/var/lib/mysql
+    networks:
+      - mariadb-network
+
+networks:
+  mariadb-network:
+    name: mariadb-network
+    external: false