Initialise repository structure and placeholder files. Generic functionality works i guess, need to come up with a better solution for compose templates

roles/mtls/defaults/main.yml

@@ -0,0 +1,8 @@
+---
+mtls_ca_certificates: []
+mtls_host_certificates: []
+mtls_private_keys: []
+mtls_ca_directory: /usr/local/share/ca-certificates/internal
+mtls_cert_directory: /etc/pki/internal/certs
+mtls_private_directory: /etc/pki/internal/private
+