fix: indent and spacing

Author: mehdiMj-ir

README.md

@@ -1902,14 +1902,15 @@ endpoints:
 
 
 #### Configuring Slack alerts
-| Parameter                          | Description                                                                                | Default       |
-|:-----------------------------------|:-------------------------------------------------------------------------------------------|:--------------|
-| `alerting.slack`                   | Configuration for alerts of type `slack`                                                   | `{}`          |
-| `alerting.slack.webhook-url`       | Slack Webhook URL                                                                          | Required `""` |
-| `alerting.slack.default-alert`     | Default alert configuration. <br />See [Setting a default alert](#setting-a-default-alert) | N/A           |
-| `alerting.slack.overrides`         | List of overrides that may be prioritized over the default configuration                   | `[]`          |
-| `alerting.slack.overrides[].group` | Endpoint group for which the configuration will be overridden by this configuration        | `""`          |
-| `alerting.slack.overrides[].*`     | See `alerting.slack.*` parameters                                                          | `{}`          |
+| Parameter                          | Description                                                                                | Default                             |
+|:-----------------------------------|:-------------------------------------------------------------------------------------------|:------------------------------------|
+| `alerting.slack`                   | Configuration for alerts of type `slack`                                                   | `{}`                                |
+| `alerting.slack.title`             | Title of the notification                                                                  | `":helmet_with_white_cross: Gatus"` |
+| `alerting.slack.webhook-url`       | Slack Webhook URL                                                                          | Required `""`                       |
+| `alerting.slack.default-alert`     | Default alert configuration. <br />See [Setting a default alert](#setting-a-default-alert) | N/A                                 |
+| `alerting.slack.overrides`         | List of overrides that may be prioritized over the default configuration                   | `[]`                                |
+| `alerting.slack.overrides[].group` | Endpoint group for which the configuration will be overridden by this configuration        | `""`                                |
+| `alerting.slack.overrides[].*`     | See `alerting.slack.*` parameters                                                          | `{}`                                |
 
 ```yaml
 alerting:

alerting/provider/slack/slack.go

@@ -21,6 +21,7 @@ var (
 
 type Config struct {
 	WebhookURL string `yaml:"webhook-url"` // Slack webhook URL
+	Title      string `yaml:"title,omitempty"` // Title of the message that will be sent
 }
 
 func (cfg *Config) Validate() error {
@@ -34,6 +35,9 @@ func (cfg *Config) Merge(override *Config) {
 	if len(override.WebhookURL) > 0 {
 		cfg.WebhookURL = override.WebhookURL
 	}
+	if len(override.Title) > 0 {
+		cfg.Title = override.Title
+	}
 }
 
 // AlertProvider is the configuration necessary for sending an alert using Slack
@@ -73,7 +77,7 @@ func (provider *AlertProvider) Send(ep *endpoint.Endpoint, alert *alert.Alert, r
 	if err != nil {
 		return err
 	}
-	buffer := bytes.NewBuffer(provider.buildRequestBody(ep, alert, result, resolved))
+	buffer := bytes.NewBuffer(provider.buildRequestBody(cfg, ep, alert, result, resolved))
 	request, err := http.NewRequest(http.MethodPost, cfg.WebhookURL, buffer)
 	if err != nil {
 		return err
@@ -111,7 +115,7 @@ type Field struct {
 }
 
 // buildRequestBody builds the request body for the provider
-func (provider *AlertProvider) buildRequestBody(ep *endpoint.Endpoint, alert *alert.Alert, result *endpoint.Result, resolved bool) []byte {
+func (provider *AlertProvider) buildRequestBody(cfg *Config, ep *endpoint.Endpoint, alert *alert.Alert, result *endpoint.Result, resolved bool) []byte {
 	var message, color string
 	if resolved {
 		message = fmt.Sprintf("An alert for *%s* has been resolved after passing successfully %d time(s) in a row", ep.DisplayName(), alert.SuccessThreshold)
@@ -134,11 +138,15 @@ func (provider *AlertProvider) buildRequestBody(ep *endpoint.Endpoint, alert *al
 	if alertDescription := alert.GetDescription(); len(alertDescription) > 0 {
 		description = ":\n> " + alertDescription
 	}
+	title := ":helmet_with_white_cross: Gatus"
+	if cfg.Title != "" {
+		title = cfg.Title
+	}
 	body := Body{
 		Text: "",
 		Attachments: []Attachment{
 			{
-				Title: ":helmet_with_white_cross: Gatus",
+				Title: title,
 				Text:  message + description,
 				Short: false,
 				Color: color,