Solidify fireflyiii and vaultwarden database system (#860)

* Solidify fireflyiii database system

* bump major as it's breaking

* do the same with vaultwarden

* whoopsies

* hmm

* revert and clean

* another breaking change for vaulwarden

charts/stable/fireflyiii/templates/_secrets.tpl

@@ -0,0 +1,25 @@
+{{/* Define the secrets */}}
+{{- define "fireflyiii.secrets" -}}
+
+---
+apiVersion: v1
+kind: Secret
+metadata:
+  name: {{ .Release.Name }}-dbcreds
+{{- $previous := lookup "v1" "Secret" .Release.Namespace ( ( printf "%v-%v"  .Release.Name "dbcreds" ) | quote ) }}
+{{- $dbPass := "" }}
+data:
+{{- if $previous }}
+  {{- $dbPass = ( index $previous.data "postgresql-password" ) | b64dec  }}
+  postgresql-password: {{ ( index $previous.data "postgresql-password" ) }}
+  postgresql-postgres-password: {{ ( index $previous.data "postgresql-postgres-password" ) }}
+{{- else }}
+  {{- $dbPass = randAlphaNum 50 }}
+  postgresql-password: {{ $dbPass | b64enc | quote }}
+  postgresql-postgres-password: {{ randAlphaNum 50 | b64enc | quote }}
+{{- end }}
+  url: {{ ( printf "%v%v:%v@%v-%v:%v/%v" "postgresql://" .Values.postgresql.postgresqlUsername $dbPass .Release.Name "postgresql" "5432" .Values.postgresql.postgresqlDatabase  ) | b64enc | quote }}
+  postgresql_host: {{ ( printf "%v-%v" .Release.Name "postgresql" ) | b64enc | quote }}
+type: Opaque
+
+{{- end -}}