Update dependencies and go1.18 (#1873)

* Update dependencies and go1.18

* Exclude unnecessary linters and update build to go1.18

1 files changed, 7 insertions, 0 deletions

diff --git a/vendor/github.com/slack-go/slack/metadata.go b/vendor/github.com/slack-go/slack/metadata.go
new file mode 100644
index 00000000..a8c06504
--- /dev/null
+++ b/vendor/github.com/slack-go/slack/metadata.go
@@ -0,0 +1,7 @@
+package slack
+
+// SlackMetadata https://api.slack.com/reference/metadata
+type SlackMetadata struct {
+	EventType    string                 `json:"event_type"`
+	EventPayload map[string]interface{} `json:"event_payload"`
+}