refactor: replace custom CRM with Monica fork

.platform/routes.yaml

@@ -0,0 +1,20 @@
+# The routes of the project.
+#
+# Each route describes how an incoming URL is going
+# to be processed by Platform.sh.
+
+"https://{default}/":
+    type: upstream
+    upstream: "app:http"
+"https://www.{default}/":
+    type: redirect
+    to: "https://{default}/"
+"https://{default}/.well-known/carddav":
+    type: redirect
+    to: "https://{default}/dav"
+"https://{default}/.well-known/caldav":
+    type: redirect
+    to: "https://{default}/dav"
+"https://{default}/.well-known/security.txt":
+    type: redirect
+    to: "https://{default}/security.txt"

.platform/services.yaml

@@ -0,0 +1,6 @@
+db:
+  type: mariadb:10.4
+  disk: 2048
+
+cache:
+    type: redis:5.0