Single-file data updates

• adding debug capabilities to registrar with optional DEBUG flag
• implementing single-file scheme for registration of single files (i.e. fusion data)
• updating helm ingress scheme to v1
• updates in backend

chart/files/registrar-config.yaml

@@ -3,6 +3,7 @@ sources:
   {{- $type := ( .type | lower ) }}
   - type: {{ $type }}
     name: name # TODO
+    filter: {{ .filter }}
     kwargs:
     {{- if eq $type "swift" }}
       username: {{ .username }}
@@ -15,7 +16,7 @@ sources:
       user_domain_name: {{ .user_domain_name }}
     {{- else if eq $type "s3" }}
       bucket_name: {{ .bucket | default "null" }}
-      endpoint_url: {{ .endpoint_url }}
+      endpoint_url: {{ .endpoint_url | default "null" }}
       access_key_id: {{ .access_key_id }}
       secret_access_key: {{ .secret_access_key }}
       validate_bucket_name: {{ if hasKey . "validate_bucket_name" }}{{ .validate_bucket_name }}{{ else }}true{{ end }}
@@ -26,7 +27,7 @@ sources:
 
 schemes:
   {{- range .Values.config.registrar.schemes | default list }}
-  - {{ toYaml . }}
+  - {{ toYaml . | nindent 6 }}
   {{- end }}
 
 backends: