validate_config missing from chart

[rbozan]

The Rust code has a config flag for validate_config, but it's missing in the chart so you can not use Helm to set this value.

The chart configuration is generated here:

pgcat/charts/pgcat/templates/secret.yaml

Lines 9 to 39 in b37d105

	pgcat.toml: |
	[general]
	host = {{ .Values.configuration.general.host | quote }}
	port = {{ .Values.configuration.general.port }}
	enable_prometheus_exporter = {{ .Values.configuration.general.enable_prometheus_exporter }}
	prometheus_exporter_port = {{ .Values.configuration.general.prometheus_exporter_port }}
	connect_timeout = {{ .Values.configuration.general.connect_timeout }}
	idle_timeout = {{ .Values.configuration.general.idle_timeout | int }}
	server_lifetime = {{ .Values.configuration.general.server_lifetime | int }}
	server_tls = {{ .Values.configuration.general.server_tls }}
	idle_client_in_transaction_timeout = {{ .Values.configuration.general.idle_client_in_transaction_timeout | int }}
	healthcheck_timeout = {{ .Values.configuration.general.healthcheck_timeout }}
	healthcheck_delay = {{ .Values.configuration.general.healthcheck_delay }}
	shutdown_timeout = {{ .Values.configuration.general.shutdown_timeout }}
	ban_time = {{ .Values.configuration.general.ban_time }}
	log_client_connections = {{ .Values.configuration.general.log_client_connections }}
	log_client_disconnections = {{ .Values.configuration.general.log_client_disconnections }}
	tcp_keepalives_idle = {{ .Values.configuration.general.tcp_keepalives_idle }}
	tcp_keepalives_count = {{ .Values.configuration.general.tcp_keepalives_count }}
	tcp_keepalives_interval = {{ .Values.configuration.general.tcp_keepalives_interval }}
	{{- if and (ne .Values.configuration.general.tls_certificate "-") (ne .Values.configuration.general.tls_private_key "-") }}
	tls_certificate = "{{ .Values.configuration.general.tls_certificate }}"
	tls_private_key = "{{ .Values.configuration.general.tls_private_key }}"
	{{- end }}
	admin_username = {{ .Values.configuration.general.admin_username | quote }}
	admin_password = {{ .Values.configuration.general.admin_password | quote }}
	{{- if and .Values.configuration.general.auth_query_user .Values.configuration.general.auth_query_password .Values.configuration.general.auth_query }}
	auth_query = {{ .Values.configuration.general.auth_query | quote }}
	auth_query_user = {{ .Values.configuration.general.auth_query_user | quote }}
	auth_query_password = {{ .Values.configuration.general.auth_query_password | quote }}
	{{- end }}

The flag is defined here:

pgcat/src/config.rs

Lines 348 to 349 in b37d105

	#[serde(default = "General::default_validate_config")]
	pub validate_config: bool,