Update dependencies (#1813)

18 files changed, 316 insertions, 193 deletions

diff --git a/vendor/github.com/slack-go/slack/apps.go b/vendor/github.com/slack-go/slack/apps.go
index 4f60da0a..10d42975 100644
--- a/vendor/github.com/slack-go/slack/apps.go
+++ b/vendor/github.com/slack-go/slack/apps.go
@@ -44,6 +44,10 @@ func (api *Client) ListEventAuthorizationsContext(ctx context.Context, eventCont
 }
 
 func (api *Client) UninstallApp(clientID, clientSecret string) error {
+	return api.UninstallAppContext(context.Background(), clientID, clientSecret)
+}
+
+func (api *Client) UninstallAppContext(ctx context.Context, clientID, clientSecret string) error {
 	values := url.Values{
 		"client_id":     {clientID},
 		"client_secret": {clientSecret},
@@ -51,7 +55,7 @@ func (api *Client) UninstallApp(clientID, clientSecret string) error {
 
 	response := SlackResponse{}
 
-	err := api.getMethod(context.Background(), "apps.uninstall", api.token, values, &response)
+	err := api.getMethod(ctx, "apps.uninstall", api.token, values, &response)
 	if err != nil {
 		return err
 	}
diff --git a/vendor/github.com/slack-go/slack/audit.go b/vendor/github.com/slack-go/slack/audit.go
index 041ffd77..a3ea7ebd 100644
--- a/vendor/github.com/slack-go/slack/audit.go
+++ b/vendor/github.com/slack-go/slack/audit.go
@@ -39,6 +39,16 @@ type AuditEntry struct {
 		UA        string `json:"ua"`
 		IPAddress string `json:"ip_address"`
 	} `json:"context"`
+	Details struct {
+		NewValue      interface{} `json:"new_value"`
+		PreviousValue interface{} `json:"previous_value"`
+		MobileOnly    bool        `json:"mobile_only"`
+		WebOnly       bool        `json:"web_only"`
+		NonSSOOnly    bool        `json:"non_sso_only"`
+		ExportType    string      `json:"export_type"`
+		ExportStart   string      `json:"export_start_ts"`
+		ExportEnd     string      `json:"export_end_ts"`
+	} `json:"details"`
 }
 
 type AuditUser struct {
diff --git a/vendor/github.com/slack-go/slack/block_element.go b/vendor/github.com/slack-go/slack/block_element.go
index 21abb018..643529ff 100644
--- a/vendor/github.com/slack-go/slack/block_element.go
+++ b/vendor/github.com/slack-go/slack/block_element.go
@@ -167,6 +167,12 @@ func (s *ButtonBlockElement) WithStyle(style Style) *ButtonBlockElement {
 	return s
 }
 
+// WithConfirm adds a confirmation dialogue to the button object and returns the modified ButtonBlockElement
+func (s *ButtonBlockElement) WithConfirm(confirm *ConfirmationBlockObject) *ButtonBlockElement {
+	s.Confirm = confirm
+	return s
+}
+
 // NewButtonBlockElement returns an instance of a new button element to be used within a block
 func NewButtonBlockElement(actionID, value string, text *TextBlockObject) *ButtonBlockElement {
 	return &ButtonBlockElement{
diff --git a/vendor/github.com/slack-go/slack/block_object.go b/vendor/github.com/slack-go/slack/block_object.go
index 5ced7f92..f70405eb 100644
--- a/vendor/github.com/slack-go/slack/block_object.go
+++ b/vendor/github.com/slack-go/slack/block_object.go
@@ -187,8 +187,9 @@ func (s ConfirmationBlockObject) validateType() MessageObjectType {
 }
 
 // WithStyle add styling to confirmation object
-func (s *ConfirmationBlockObject) WithStyle(style Style) {
+func (s *ConfirmationBlockObject) WithStyle(style Style) *ConfirmationBlockObject {
 	s.Style = style
+	return s
 }
 
 // NewConfirmationBlockObject returns an instance of a new Confirmation Block Object
diff --git a/vendor/github.com/slack-go/slack/chat.go b/vendor/github.com/slack-go/slack/chat.go
index 493b65b6..34848d15 100644
--- a/vendor/github.com/slack-go/slack/chat.go
+++ b/vendor/github.com/slack-go/slack/chat.go
@@ -86,12 +86,7 @@ func NewPostMessageParameters() PostMessageParameters {
 
 // DeleteMessage deletes a message in a channel
 func (api *Client) DeleteMessage(channel, messageTimestamp string) (string, string, error) {
-	respChannel, respTimestamp, _, err := api.SendMessageContext(
-		context.Background(),
-		channel,
-		MsgOptionDelete(messageTimestamp),
-	)
-	return respChannel, respTimestamp, err
+	return api.DeleteMessageContext(context.Background(), channel, messageTimestamp)
 }
 
 // DeleteMessageContext deletes a message in a channel with a custom context
@@ -108,8 +103,15 @@ func (api *Client) DeleteMessageContext(ctx context.Context, channel, messageTim
 // Message is escaped by default according to https://api.slack.com/docs/formatting
 // Use http://davestevens.github.io/slack-message-builder/ to help crafting your message.
 func (api *Client) ScheduleMessage(channelID, postAt string, options ...MsgOption) (string, string, error) {
+	return api.ScheduleMessageContext(context.Background(), channelID, postAt, options...)
+}
+
+// ScheduleMessageContext sends a message to a channel with a custom context
+//
+// For more details, see ScheduleMessage documentation.
+func (api *Client) ScheduleMessageContext(ctx context.Context, channelID, postAt string, options ...MsgOption) (string, string, error) {
 	respChannel, respTimestamp, _, err := api.SendMessageContext(
-		context.Background(),
+		ctx,
 		channelID,
 		MsgOptionSchedule(postAt),
 		MsgOptionCompose(options...),
@@ -121,13 +123,7 @@ func (api *Client) ScheduleMessage(channelID, postAt string, options ...MsgOptio
 // Message is escaped by default according to https://api.slack.com/docs/formatting
 // Use http://davestevens.github.io/slack-message-builder/ to help crafting your message.
 func (api *Client) PostMessage(channelID string, options ...MsgOption) (string, string, error) {
-	respChannel, respTimestamp, _, err := api.SendMessageContext(
-		context.Background(),
-		channelID,
-		MsgOptionPost(),
-		MsgOptionCompose(options...),
-	)
-	return respChannel, respTimestamp, err
+	return api.PostMessageContext(context.Background(), channelID, options...)
 }
 
 // PostMessageContext sends a message to a channel with a custom context
@@ -146,12 +142,7 @@ func (api *Client) PostMessageContext(ctx context.Context, channelID string, opt
 // Message is escaped by default according to https://api.slack.com/docs/formatting
 // Use http://davestevens.github.io/slack-message-builder/ to help crafting your message.
 func (api *Client) PostEphemeral(channelID, userID string, options ...MsgOption) (string, error) {
-	return api.PostEphemeralContext(
-		context.Background(),
-		channelID,
-		userID,
-		options...,
-	)
+	return api.PostEphemeralContext(context.Background(), channelID, userID, options...)
 }
 
 // PostEphemeralContext sends an ephemeal message to a user in a channel with a custom context
@@ -168,12 +159,7 @@ func (api *Client) PostEphemeralContext(ctx context.Context, channelID, userID s
 
 // UpdateMessage updates a message in a channel
 func (api *Client) UpdateMessage(channelID, timestamp string, options ...MsgOption) (string, string, string, error) {
-	return api.SendMessageContext(
-		context.Background(),
-		channelID,
-		MsgOptionUpdate(timestamp),
-		MsgOptionCompose(options...),
-	)
+	return api.UpdateMessageContext(context.Background(), channelID, timestamp, options...)
 }
 
 // UpdateMessageContext updates a message in a channel
@@ -225,7 +211,7 @@ func (api *Client) SendMessageContext(ctx context.Context, channelID string, opt
 		response chatResponseFull
 	)
 
-	if req, parser, err = buildSender(api.endpoint, options...).BuildRequest(api.token, channelID); err != nil {
+	if req, parser, err = buildSender(api.endpoint, options...).BuildRequestContext(ctx, api.token, channelID); err != nil {
 		return "", "", "", err
 	}
 
@@ -306,6 +292,10 @@ type sendConfig struct {
 }
 
 func (t sendConfig) BuildRequest(token, channelID string) (req *http.Request, _ func(*chatResponseFull) responseParser, err error) {
+	return t.BuildRequestContext(context.Background(), token, channelID)
+}
+
+func (t sendConfig) BuildRequestContext(ctx context.Context, token, channelID string) (req *http.Request, _ func(*chatResponseFull) responseParser, err error) {
 	if t, err = applyMsgOptions(token, channelID, t.apiurl, t.options...); err != nil {
 		return nil, nil, err
 	}
@@ -320,9 +310,9 @@ func (t sendConfig) BuildRequest(token, channelID string) (req *http.Request, _
 			responseType:    t.responseType,
 			replaceOriginal: t.replaceOriginal,
 			deleteOriginal:  t.deleteOriginal,
-		}.BuildRequest()
+		}.BuildRequestContext(ctx)
 	default:
-		return formSender{endpoint: t.endpoint, values: t.values}.BuildRequest()
+		return formSender{endpoint: t.endpoint, values: t.values}.BuildRequestContext(ctx)
 	}
 }
 
@@ -332,7 +322,11 @@ type formSender struct {
 }
 
 func (t formSender) BuildRequest() (*http.Request, func(*chatResponseFull) responseParser, error) {
-	req, err := formReq(t.endpoint, t.values)
+	return t.BuildRequestContext(context.Background())
+}
+
+func (t formSender) BuildRequestContext(ctx context.Context) (*http.Request, func(*chatResponseFull) responseParser, error) {
+	req, err := formReq(ctx, t.endpoint, t.values)
 	return req, func(resp *chatResponseFull) responseParser {
 		return newJSONParser(resp)
 	}, err
@@ -349,7 +343,11 @@ type responseURLSender struct {
 }
 
 func (t responseURLSender) BuildRequest() (*http.Request, func(*chatResponseFull) responseParser, error) {
-	req, err := jsonReq(t.endpoint, Msg{
+	return t.BuildRequestContext(context.Background())
+}
+
+func (t responseURLSender) BuildRequestContext(ctx context.Context) (*http.Request, func(*chatResponseFull) responseParser, error) {
+	req, err := jsonReq(ctx, t.endpoint, Msg{
 		Text:            t.values.Get("text"),
 		Timestamp:       t.values.Get("ts"),
 		Attachments:     t.attachments,
diff --git a/vendor/github.com/slack-go/slack/files.go b/vendor/github.com/slack-go/slack/files.go
index 00c255bc..e7e71c49 100644
--- a/vendor/github.com/slack-go/slack/files.go
+++ b/vendor/github.com/slack-go/slack/files.go
@@ -202,7 +202,14 @@ func (api *Client) GetFileInfoContext(ctx context.Context, fileID string, count,
 
 // GetFile retreives a given file from its private download URL
 func (api *Client) GetFile(downloadURL string, writer io.Writer) error {
-	return downloadFile(api.httpclient, api.token, downloadURL, writer, api)
+	return api.GetFileContext(context.Background(), downloadURL, writer)
+}
+
+// GetFileContext retreives a given file from its private download URL with a custom context
+//
+// For more details, see GetFile documentation.
+func (api *Client) GetFileContext(ctx context.Context, downloadURL string, writer io.Writer) error {
+	return downloadFile(ctx, api.httpclient, api.token, downloadURL, writer, api)
 }
 
 // GetFiles retrieves all files according to the parameters given
@@ -210,40 +217,6 @@ func (api *Client) GetFiles(params GetFilesParameters) ([]File, *Paging, error)
 	return api.GetFilesContext(context.Background(), params)
 }
 
-// ListFiles retrieves all files according to the parameters given. Uses cursor based pagination.
-func (api *Client) ListFiles(params ListFilesParameters) ([]File, *ListFilesParameters, error) {
-	return api.ListFilesContext(context.Background(), params)
-}
-
-// ListFilesContext retrieves all files according to the parameters given with a custom context. Uses cursor based pagination.
-func (api *Client) ListFilesContext(ctx context.Context, params ListFilesParameters) ([]File, *ListFilesParameters, error) {
-	values := url.Values{
-		"token": {api.token},
-	}
-
-	if params.User != DEFAULT_FILES_USER {
-		values.Add("user", params.User)
-	}
-	if params.Channel != DEFAULT_FILES_CHANNEL {
-		values.Add("channel", params.Channel)
-	}
-	if params.Limit != DEFAULT_FILES_COUNT {
-		values.Add("limit", strconv.Itoa(params.Limit))
-	}
-	if params.Cursor != "" {
-		values.Add("cursor", params.Cursor)
-	}
-
-	response, err := api.fileRequest(ctx, "files.list", values)
-	if err != nil {
-		return nil, nil, err
-	}
-
-	params.Cursor = response.Metadata.Cursor
-
-	return response.Files, &params, nil
-}
-
 // GetFilesContext retrieves all files according to the parameters given with a custom context
 func (api *Client) GetFilesContext(ctx context.Context, params GetFilesParameters) ([]File, *Paging, error) {
 	values := url.Values{
@@ -281,6 +254,42 @@ func (api *Client) GetFilesContext(ctx context.Context, params GetFilesParameter
 	return response.Files, &response.Paging, nil
 }
 
+// ListFiles retrieves all files according to the parameters given. Uses cursor based pagination.
+func (api *Client) ListFiles(params ListFilesParameters) ([]File, *ListFilesParameters, error) {
+	return api.ListFilesContext(context.Background(), params)
+}
+
+// ListFilesContext retrieves all files according to the parameters given with a custom context.
+//
+// For more details, see ListFiles documentation.
+func (api *Client) ListFilesContext(ctx context.Context, params ListFilesParameters) ([]File, *ListFilesParameters, error) {
+	values := url.Values{
+		"token": {api.token},
+	}
+
+	if params.User != DEFAULT_FILES_USER {
+		values.Add("user", params.User)
+	}
+	if params.Channel != DEFAULT_FILES_CHANNEL {
+		values.Add("channel", params.Channel)
+	}
+	if params.Limit != DEFAULT_FILES_COUNT {
+		values.Add("limit", strconv.Itoa(params.Limit))
+	}
+	if params.Cursor != "" {
+		values.Add("cursor", params.Cursor)
+	}
+
+	response, err := api.fileRequest(ctx, "files.list", values)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	params.Cursor = response.Metadata.Cursor
+
+	return response.Files, &params, nil
+}
+
 // UploadFile uploads a file
 func (api *Client) UploadFile(params FileUploadParameters) (file *File, err error) {
 	return api.UploadFileContext(context.Background(), params)
diff --git a/vendor/github.com/slack-go/slack/info.go b/vendor/github.com/slack-go/slack/info.go
index 16fa667b..fde2bc98 100644
--- a/vendor/github.com/slack-go/slack/info.go
+++ b/vendor/github.com/slack-go/slack/info.go
@@ -321,9 +321,13 @@ type UserPrefs struct {
 }
 
 func (api *Client) GetUserPrefs() (*UserPrefsCarrier, error) {
+	return api.GetUserPrefsContext(context.Background())
+}
+
+func (api *Client) GetUserPrefsContext(ctx context.Context) (*UserPrefsCarrier, error) {
 	response := UserPrefsCarrier{}
 
-	err := api.getMethod(context.Background(), "users.prefs.get", api.token, url.Values{}, &response)
+	err := api.getMethod(ctx, "users.prefs.get", api.token, url.Values{}, &response)
 	if err != nil {
 		return nil, err
 	}
diff --git a/vendor/github.com/slack-go/slack/interactions.go b/vendor/github.com/slack-go/slack/interactions.go
index 9a519e27..e362caa8 100644
--- a/vendor/github.com/slack-go/slack/interactions.go
+++ b/vendor/github.com/slack-go/slack/interactions.go
@@ -28,32 +28,34 @@ const (
 	InteractionTypeViewSubmission     = InteractionType("view_submission")
 	InteractionTypeViewClosed         = InteractionType("view_closed")
 	InteractionTypeShortcut           = InteractionType("shortcut")
+	InteractionTypeWorkflowStepEdit   = InteractionType("workflow_step_edit")
 )
 
 // InteractionCallback is sent from slack when a user interactions with a button or dialog.
 type InteractionCallback struct {
-	Type            InteractionType `json:"type"`
-	Token           string          `json:"token"`
-	CallbackID      string          `json:"callback_id"`
-	ResponseURL     string          `json:"response_url"`
-	TriggerID       string          `json:"trigger_id"`
-	ActionTs        string          `json:"action_ts"`
-	Team            Team            `json:"team"`
-	Channel         Channel         `json:"channel"`
-	User            User            `json:"user"`
-	OriginalMessage Message         `json:"original_message"`
-	Message         Message         `json:"message"`
-	Name            string          `json:"name"`
-	Value           string          `json:"value"`
-	MessageTs       string          `json:"message_ts"`
-	AttachmentID    string          `json:"attachment_id"`
-	ActionCallback  ActionCallbacks `json:"actions"`
-	View            View            `json:"view"`
-	ActionID        string          `json:"action_id"`
-	APIAppID        string          `json:"api_app_id"`
-	BlockID         string          `json:"block_id"`
-	Container       Container       `json:"container"`
-	Enterprise      Enterprise      `json:"enterprise"`
+	Type            InteractionType         `json:"type"`
+	Token           string                  `json:"token"`
+	CallbackID      string                  `json:"callback_id"`
+	ResponseURL     string                  `json:"response_url"`
+	TriggerID       string                  `json:"trigger_id"`
+	ActionTs        string                  `json:"action_ts"`
+	Team            Team                    `json:"team"`
+	Channel         Channel                 `json:"channel"`
+	User            User                    `json:"user"`
+	OriginalMessage Message                 `json:"original_message"`
+	Message         Message                 `json:"message"`
+	Name            string                  `json:"name"`
+	Value           string                  `json:"value"`
+	MessageTs       string                  `json:"message_ts"`
+	AttachmentID    string                  `json:"attachment_id"`
+	ActionCallback  ActionCallbacks         `json:"actions"`
+	View            View                    `json:"view"`
+	ActionID        string                  `json:"action_id"`
+	APIAppID        string                  `json:"api_app_id"`
+	BlockID         string                  `json:"block_id"`
+	Container       Container               `json:"container"`
+	Enterprise      Enterprise              `json:"enterprise"`
+	WorkflowStep    InteractionWorkflowStep `json:"workflow_step"`
 	DialogSubmissionCallback
 	ViewSubmissionCallback
 	ViewClosedCallback
@@ -134,6 +136,14 @@ type Enterprise struct {
 	Name string `json:"name"`
 }
 
+type InteractionWorkflowStep struct {
+	WorkflowStepEditID string                `json:"workflow_step_edit_id,omitempty"`
+	WorkflowID         string                `json:"workflow_id"`
+	StepID             string                `json:"step_id"`
+	Inputs             *WorkflowStepInputs   `json:"inputs,omitempty"`
+	Outputs            *[]WorkflowStepOutput `json:"outputs,omitempty"`
+}
+
 // ActionCallback is a convenience struct defined to allow dynamic unmarshalling of
 // the "actions" value in Slack's JSON response, which varies depending on block type
 type ActionCallbacks struct {
diff --git a/vendor/github.com/slack-go/slack/messageID.go b/vendor/github.com/slack-go/slack/messageID.go
index a17472b4..689ee80d 100644
--- a/vendor/github.com/slack-go/slack/messageID.go
+++ b/vendor/github.com/slack-go/slack/messageID.go
@@ -1,6 +1,6 @@
 package slack
 
-import "sync"
+import "sync/atomic"
 
 // IDGenerator provides an interface for generating integer ID values.
 type IDGenerator interface {
@@ -11,20 +11,20 @@ type IDGenerator interface {
 // concurrent use by multiple goroutines.
 func NewSafeID(startID int) IDGenerator {
 	return &safeID{
-		nextID: startID,
-		mutex:  &sync.Mutex{},
+		nextID: int64(startID),
 	}
 }
 
 type safeID struct {
-	nextID int
-	mutex  *sync.Mutex
+	nextID int64
 }
 
+// make sure safeID implements the IDGenerator interface.
+var _ IDGenerator = (*safeID)(nil)
+
+// Next implements IDGenerator.Next.
 func (s *safeID) Next() int {
-	s.mutex.Lock()
-	defer s.mutex.Unlock()
-	id := s.nextID
-	s.nextID++
-	return id
+	id := atomic.AddInt64(&s.nextID, 1)
+
+	return int(id)
 }
diff --git a/vendor/github.com/slack-go/slack/misc.go b/vendor/github.com/slack-go/slack/misc.go
index 5272e7c4..804724d7 100644
--- a/vendor/github.com/slack-go/slack/misc.go
+++ b/vendor/github.com/slack-go/slack/misc.go
@@ -66,29 +66,27 @@ func (e *RateLimitedError) Retryable() bool {
 }
 
 func fileUploadReq(ctx context.Context, path string, values url.Values, r io.Reader) (*http.Request, error) {
-	req, err := http.NewRequest("POST", path, r)
+	req, err := http.NewRequestWithContext(ctx, http.MethodPost, path, r)
 	if err != nil {
 		return nil, err
 	}
 
-	req = req.WithContext(ctx)
-	req.URL.RawQuery = (values).Encode()
+	req.URL.RawQuery = values.Encode()
 	return req, nil
 }
 
-func downloadFile(client httpClient, token string, downloadURL string, writer io.Writer, d Debug) error {
+func downloadFile(ctx context.Context, client httpClient, token string, downloadURL string, writer io.Writer, d Debug) error {
 	if downloadURL == "" {
 		return fmt.Errorf("received empty download URL")
 	}
 
-	req, err := http.NewRequest("GET", downloadURL, &bytes.Buffer{})
+	req, err := http.NewRequestWithContext(ctx, http.MethodGet, downloadURL, &bytes.Buffer{})
 	if err != nil {
 		return err
 	}
 
 	var bearer = "Bearer " + token
 	req.Header.Add("Authorization", bearer)
-	req.WithContext(context.Background())
 
 	resp, err := client.Do(req)
 	if err != nil {
@@ -107,8 +105,8 @@ func downloadFile(client httpClient, token string, downloadURL string, writer io
 	return err
 }
 
-func formReq(endpoint string, values url.Values) (req *http.Request, err error) {
-	if req, err = http.NewRequest("POST", endpoint, strings.NewReader(values.Encode())); err != nil {
+func formReq(ctx context.Context, endpoint string, values url.Values) (req *http.Request, err error) {
+	if req, err = http.NewRequestWithContext(ctx, http.MethodPost, endpoint, strings.NewReader(values.Encode())); err != nil {
 		return nil, err
 	}
 
@@ -116,13 +114,13 @@ func formReq(endpoint string, values url.Values) (req *http.Request, err error)
 	return req, nil
 }
 
-func jsonReq(endpoint string, body interface{}) (req *http.Request, err error) {
+func jsonReq(ctx context.Context, endpoint string, body interface{}) (req *http.Request, err error) {
 	buffer := bytes.NewBuffer([]byte{})
 	if err = json.NewEncoder(buffer).Encode(body); err != nil {
 		return nil, err
 	}
 
-	if req, err = http.NewRequest("POST", endpoint, buffer); err != nil {
+	if req, err = http.NewRequestWithContext(ctx, http.MethodPost, endpoint, buffer); err != nil {
 		return nil, err
 	}
 
@@ -184,7 +182,6 @@ func postWithMultipartResponse(ctx context.Context, client httpClient, path, nam
 	}
 	req.Header.Add("Content-Type", wr.FormDataContentType())
 	req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", token))
-	req = req.WithContext(ctx)
 	resp, err := client.Do(req)
 
 	if err != nil {
@@ -206,7 +203,6 @@ func postWithMultipartResponse(ctx context.Context, client httpClient, path, nam
 }
 
 func doPost(ctx context.Context, client httpClient, req *http.Request, parser responseParser, d Debug) error {
-	req = req.WithContext(ctx)
 	resp, err := client.Do(req)
 	if err != nil {
 		return err
@@ -224,7 +220,7 @@ func doPost(ctx context.Context, client httpClient, req *http.Request, parser re
 // post JSON.
 func postJSON(ctx context.Context, client httpClient, endpoint, token string, json []byte, intf interface{}, d Debug) error {
 	reqBody := bytes.NewBuffer(json)
-	req, err := http.NewRequest("POST", endpoint, reqBody)
+	req, err := http.NewRequestWithContext(ctx, http.MethodPost, endpoint, reqBody)
 	if err != nil {
 		return err
 	}
@@ -237,7 +233,7 @@ func postJSON(ctx context.Context, client httpClient, endpoint, token string, js
 // post a url encoded form.
 func postForm(ctx context.Context, client httpClient, endpoint string, values url.Values, intf interface{}, d Debug) error {
 	reqBody := strings.NewReader(values.Encode())
-	req, err := http.NewRequest("POST", endpoint, reqBody)
+	req, err := http.NewRequestWithContext(ctx, http.MethodPost, endpoint, reqBody)
 	if err != nil {
 		return err
 	}
@@ -246,7 +242,7 @@ func postForm(ctx context.Context, client httpClient, endpoint string, values ur
 }
 
 func getResource(ctx context.Context, client httpClient, endpoint, token string, values url.Values, intf interface{}, d Debug) error {
-	req, err := http.NewRequest("GET", endpoint, nil)
+	req, err := http.NewRequestWithContext(ctx, http.MethodGet, endpoint, nil)
 	if err != nil {
 		return err
 	}
diff --git a/vendor/github.com/slack-go/slack/reminders.go b/vendor/github.com/slack-go/slack/reminders.go
index ae1da866..53d67c03 100644
--- a/vendor/github.com/slack-go/slack/reminders.go
+++ b/vendor/github.com/slack-go/slack/reminders.go
@@ -52,10 +52,17 @@ func (api *Client) doReminders(ctx context.Context, path string, values url.Valu
 //
 // See https://api.slack.com/methods/reminders.list
 func (api *Client) ListReminders() ([]*Reminder, error) {
+	return api.ListRemindersContext(context.Background())
+}
+
+// ListRemindersContext lists all the reminders created by or for the authenticated user with a custom context
+//
+// For more details, see ListReminders documentation.
+func (api *Client) ListRemindersContext(ctx context.Context) ([]*Reminder, error) {
 	values := url.Values{
 		"token": {api.token},
 	}
-	return api.doReminders(context.Background(), "reminders.list", values)
+	return api.doReminders(ctx, "reminders.list", values)
 }
 
 // AddChannelReminder adds a reminder for a channel.
@@ -64,13 +71,20 @@ func (api *Client) ListReminders() ([]*Reminder, error) {
 // reminders on a channel is currently undocumented but has been tested to
 // work)
 func (api *Client) AddChannelReminder(channelID, text, time string) (*Reminder, error) {
+	return api.AddChannelReminderContext(context.Background(), channelID, text, time)
+}
+
+// AddChannelReminderContext adds a reminder for a channel with a custom context
+//
+// For more details, see AddChannelReminder documentation.
+func (api *Client) AddChannelReminderContext(ctx context.Context, channelID, text, time string) (*Reminder, error) {
 	values := url.Values{
 		"token":   {api.token},
 		"text":    {text},
 		"time":    {time},
 		"channel": {channelID},
 	}
-	return api.doReminder(context.Background(), "reminders.add", values)
+	return api.doReminder(ctx, "reminders.add", values)
 }
 
 // AddUserReminder adds a reminder for a user.
@@ -79,25 +93,39 @@ func (api *Client) AddChannelReminder(channelID, text, time string) (*Reminder,
 // reminders on a channel is currently undocumented but has been tested to
 // work)
 func (api *Client) AddUserReminder(userID, text, time string) (*Reminder, error) {
+	return api.AddUserReminderContext(context.Background(), userID, text, time)
+}
+
+// AddUserReminderContext adds a reminder for a user with a custom context
+//
+// For more details, see AddUserReminder documentation.
+func (api *Client) AddUserReminderContext(ctx context.Context, userID, text, time string) (*Reminder, error) {
 	values := url.Values{
 		"token": {api.token},
 		"text":  {text},
 		"time":  {time},
 		"user":  {userID},
 	}
-	return api.doReminder(context.Background(), "reminders.add", values)
+	return api.doReminder(ctx, "reminders.add", values)
 }
 
 // DeleteReminder deletes an existing reminder.
 //
 // See https://api.slack.com/methods/reminders.delete
 func (api *Client) DeleteReminder(id string) error {
+	return api.DeleteReminderContext(context.Background(), id)
+}
+
+// DeleteReminderContext deletes an existing reminder with a custom context
+//
+// For more details, see DeleteReminder documentation.
+func (api *Client) DeleteReminderContext(ctx context.Context, id string) error {
 	values := url.Values{
 		"token":    {api.token},
 		"reminder": {id},
 	}
 	response := &SlackResponse{}
-	if err := api.postMethod(context.Background(), "reminders.delete", values, response); err != nil {
+	if err := api.postMethod(ctx, "reminders.delete", values, response); err != nil {
 		return err
 	}
 	return response.Err()
diff --git a/vendor/github.com/slack-go/slack/slackutilsx/slackutilsx.go b/vendor/github.com/slack-go/slack/slackutilsx/slackutilsx.go
index 1f7b2b8c..d6c9c07e 100644
--- a/vendor/github.com/slack-go/slack/slackutilsx/slackutilsx.go
+++ b/vendor/github.com/slack-go/slack/slackutilsx/slackutilsx.go
@@ -50,10 +50,12 @@ func DetectChannelType(channelID string) ChannelType {
 	}
 }
 
+// initialize replacer only once (if needed)
+var escapeReplacer = strings.NewReplacer("&", "&amp;", "<", "&lt;", ">", "&gt;")
+
 // EscapeMessage text
 func EscapeMessage(message string) string {
-	replacer := strings.NewReplacer("&", "&amp;", "<", "&lt;", ">", "&gt;")
-	return replacer.Replace(message)
+	return escapeReplacer.Replace(message)
 }
 
 // Retryable errors return true.
diff --git a/vendor/github.com/slack-go/slack/views.go b/vendor/github.com/slack-go/slack/views.go
index e3ee8815..a3a1bd05 100644
--- a/vendor/github.com/slack-go/slack/views.go
+++ b/vendor/github.com/slack-go/slack/views.go
@@ -98,7 +98,7 @@ func NewErrorsViewSubmissionResponse(errors map[string]string) *ViewSubmissionRe
 
 type ModalViewRequest struct {
 	Type            ViewType         `json:"type"`
-	Title           *TextBlockObject `json:"title"`
+	Title           *TextBlockObject `json:"title,omitempty"`
 	Blocks          Blocks           `json:"blocks"`
 	Close           *TextBlockObject `json:"close,omitempty"`
 	Submit          *TextBlockObject `json:"submit,omitempty"`
diff --git a/vendor/github.com/slack-go/slack/webhooks.go b/vendor/github.com/slack-go/slack/webhooks.go
index 97346e1c..15097f03 100644
--- a/vendor/github.com/slack-go/slack/webhooks.go
+++ b/vendor/github.com/slack-go/slack/webhooks.go
@@ -1,7 +1,10 @@
 package slack
 
 import (
+	"bytes"
 	"context"
+	"encoding/json"
+	"fmt"
 	"net/http"
 )
 
@@ -31,3 +34,24 @@ func PostWebhookContext(ctx context.Context, url string, msg *WebhookMessage) er
 func PostWebhookCustomHTTP(url string, httpClient *http.Client, msg *WebhookMessage) error {
 	return PostWebhookCustomHTTPContext(context.Background(), url, httpClient, msg)
 }
+
+func PostWebhookCustomHTTPContext(ctx context.Context, url string, httpClient *http.Client, msg *WebhookMessage) error {
+	raw, err := json.Marshal(msg)
+	if err != nil {
+		return fmt.Errorf("marshal failed: %w", err)
+	}
+
+	req, err := http.NewRequestWithContext(ctx, http.MethodPost, url, bytes.NewReader(raw))
+	if err != nil {
+		return fmt.Errorf("failed new request: %w", err)
+	}
+	req.Header.Set("Content-Type", "application/json")
+
+	resp, err := httpClient.Do(req)
+	if err != nil {
+		return fmt.Errorf("failed to post webhook: %w", err)
+	}
+	defer resp.Body.Close()
+
+	return checkStatusCode(resp, discard{})
+}
diff --git a/vendor/github.com/slack-go/slack/webhooks_go112.go b/vendor/github.com/slack-go/slack/webhooks_go112.go
deleted file mode 100644
index 0eb539ac..00000000
--- a/vendor/github.com/slack-go/slack/webhooks_go112.go
+++ /dev/null
@@ -1,34 +0,0 @@
-//go:build !go1.13
-// +build !go1.13
-
-package slack
-
-import (
-	"bytes"
-	"context"
-	"encoding/json"
-	"fmt"
-	"net/http"
-)
-
-func PostWebhookCustomHTTPContext(ctx context.Context, url string, httpClient *http.Client, msg *WebhookMessage) error {
-	raw, err := json.Marshal(msg)
-	if err != nil {
-		return fmt.Errorf("marshal failed: %v", err)
-	}
-
-	req, err := http.NewRequest(http.MethodPost, url, bytes.NewReader(raw))
-	if err != nil {
-		return fmt.Errorf("failed new request: %v", err)
-	}
-	req = req.WithContext(ctx)
-	req.Header.Set("Content-Type", "application/json")
-
-	resp, err := httpClient.Do(req)
-	if err != nil {
-		return fmt.Errorf("failed to post webhook: %v", err)
-	}
-	defer resp.Body.Close()
-
-	return checkStatusCode(resp, discard{})
-}
diff --git a/vendor/github.com/slack-go/slack/webhooks_go113.go b/vendor/github.com/slack-go/slack/webhooks_go113.go
deleted file mode 100644
index 021eac01..00000000
--- a/vendor/github.com/slack-go/slack/webhooks_go113.go
+++ /dev/null
@@ -1,33 +0,0 @@
-//go:build go1.13
-// +build go1.13
-
-package slack
-
-import (
-	"bytes"
-	"context"
-	"encoding/json"
-	"fmt"
-	"net/http"
-)
-
-func PostWebhookCustomHTTPContext(ctx context.Context, url string, httpClient *http.Client, msg *WebhookMessage) error {
-	raw, err := json.Marshal(msg)
-	if err != nil {
-		return fmt.Errorf("marshal failed: %w", err)
-	}
-
-	req, err := http.NewRequestWithContext(ctx, http.MethodPost, url, bytes.NewReader(raw))
-	if err != nil {
-		return fmt.Errorf("failed new request: %w", err)
-	}
-	req.Header.Set("Content-Type", "application/json")
-
-	resp, err := httpClient.Do(req)
-	if err != nil {
-		return fmt.Errorf("failed to post webhook: %w", err)
-	}
-	defer resp.Body.Close()
-
-	return checkStatusCode(resp, discard{})
-}
diff --git a/vendor/github.com/slack-go/slack/websocket_managed_conn.go b/vendor/github.com/slack-go/slack/websocket_managed_conn.go
index 5555c316..92536171 100644
--- a/vendor/github.com/slack-go/slack/websocket_managed_conn.go
+++ b/vendor/github.com/slack-go/slack/websocket_managed_conn.go
@@ -9,11 +9,11 @@ import (
 	"reflect"
 	"time"
 
-	"github.com/slack-go/slack/internal/backoff"
-	"github.com/slack-go/slack/internal/misc"
-
 	"github.com/gorilla/websocket"
+
+	"github.com/slack-go/slack/internal/backoff"
 	"github.com/slack-go/slack/internal/errorsx"
+	"github.com/slack-go/slack/internal/misc"
 	"github.com/slack-go/slack/internal/timex"
 )
 
diff --git a/vendor/github.com/slack-go/slack/workflow_step.go b/vendor/github.com/slack-go/slack/workflow_step.go
new file mode 100644
index 00000000..bcc892c5
--- /dev/null
+++ b/vendor/github.com/slack-go/slack/workflow_step.go
@@ -0,0 +1,98 @@
+package slack
+
+import (
+	"context"
+	"encoding/json"
+)
+
+const VTWorkflowStep ViewType = "workflow_step"
+
+type (
+	ConfigurationModalRequest struct {
+		ModalViewRequest
+	}
+
+	WorkflowStepCompleteResponse struct {
+		WorkflowStepEditID string                `json:"workflow_step_edit_id"`
+		Inputs             *WorkflowStepInputs   `json:"inputs,omitempty"`
+		Outputs            *[]WorkflowStepOutput `json:"outputs,omitempty"`
+	}
+
+	WorkflowStepInputElement struct {
+		Value                   string `json:"value"`
+		SkipVariableReplacement bool   `json:"skip_variable_replacement"`
+	}
+
+	WorkflowStepInputs map[string]WorkflowStepInputElement
+
+	WorkflowStepOutput struct {
+		Name  string `json:"name"`
+		Type  string `json:"type"`
+		Label string `json:"label"`
+	}
+)
+
+func NewConfigurationModalRequest(blocks Blocks, privateMetaData string, externalID string) *ConfigurationModalRequest {
+	return &ConfigurationModalRequest{
+		ModalViewRequest{
+			Type:            VTWorkflowStep,
+			Title:           nil, // slack configuration modal must not have a title!
+			Blocks:          blocks,
+			PrivateMetadata: privateMetaData,
+			ExternalID:      externalID,
+		},
+	}
+}
+
+func (api *Client) SaveWorkflowStepConfiguration(workflowStepEditID string, inputs *WorkflowStepInputs, outputs *[]WorkflowStepOutput) error {
+	return api.SaveWorkflowStepConfigurationContext(context.Background(), workflowStepEditID, inputs, outputs)
+}
+
+func (api *Client) SaveWorkflowStepConfigurationContext(ctx context.Context, workflowStepEditID string, inputs *WorkflowStepInputs, outputs *[]WorkflowStepOutput) error {
+	// More information: https://api.slack.com/methods/workflows.updateStep
+	wscr := WorkflowStepCompleteResponse{
+		WorkflowStepEditID: workflowStepEditID,
+		Inputs:             inputs,
+		Outputs:            outputs,
+	}
+
+	endpoint := api.endpoint + "workflows.updateStep"
+	jsonData, err := json.Marshal(wscr)
+	if err != nil {
+		return err
+	}
+
+	response := &SlackResponse{}
+	if err := postJSON(ctx, api.httpclient, endpoint, api.token, jsonData, response, api); err != nil {
+		return err
+	}
+
+	if !response.Ok {
+		return response.Err()
+	}
+
+	return nil
+}
+
+func GetInitialOptionFromWorkflowStepInput(selection *SelectBlockElement, inputs *WorkflowStepInputs, options []*OptionBlockObject) (*OptionBlockObject, bool) {
+	if len(*inputs) == 0 {
+		return &OptionBlockObject{}, false
+	}
+	if len(options) == 0 {
+		return &OptionBlockObject{}, false
+	}
+
+	if val, ok := (*inputs)[selection.ActionID]; ok {
+		if val.SkipVariableReplacement {
+			return &OptionBlockObject{}, false
+		}
+
+		for _, option := range options {
+			if option.Value == val.Value {
+				return option, true
+			}
+		}
+	}
+
+	return &OptionBlockObject{}, false
+}