fix: Add server flag for quiet policy checks as documented (runatlant…

…is#2705)

cmd/server.go

@@ -80,6 +80,7 @@ const (
 	GitlabWebhookSecretFlag          = "gitlab-webhook-secret" // nolint: gosec
 	APISecretFlag                    = "api-secret"
 	HidePrevPlanComments             = "hide-prev-plan-comments"
+	QuietPolicyChecks                = "quiet-policy-checks"
 	LockingDBType                    = "locking-db-type"
 	LogLevelFlag                     = "log-level"
 	MarkdownTemplateOverridesDirFlag = "markdown-template-overrides-dir"
@@ -417,6 +418,10 @@ var boolFlags = map[string]boolFlag{
 			"VCS support is limited to: GitHub.",
 		defaultValue: false,
 	},
+	QuietPolicyChecks: {
+		description:  "Exclude policy check comments from pull requests unless there's an actual error from conftest. This also excludes warnings.",
+		defaultValue: false,
+	},
 	RedisTLSEnabled: {
 		description:  "Enable TLS on the connection to Redis with a min TLS version of 1.2",
 		defaultValue: DefaultRedisTLSEnabled,