Add deployment improvements and UI enhancements

- Clone specific commit SHA from webhook instead of just branch HEAD
- Log webhook payload in deployment logs
- Add build/deploy timing to ntfy and Slack notifications
- Implement container rollback on deploy failure
- Remove old container only after successful deployment
- Show relative times in deployment history (hover for full date)
- Update port mappings UI with labeled text inputs
- Add footer with version info, license, and repo link
- Format deploy key comment as upaas_DATE_appname

internal/handlers/handlers.go

@@ -45,6 +45,7 @@ type Handlers struct {
 	deploy     *deploy.Service
 	webhook    *webhook.Service
 	docker     *docker.Client
+	globals    *globals.Globals
 }
 
 // New creates a new Handlers instance.
@@ -59,9 +60,18 @@ func New(_ fx.Lifecycle, params Params) (*Handlers, error) {
 		deploy:     params.Deploy,
 		webhook:    params.Webhook,
 		docker:     params.Docker,
+		globals:    params.Globals,
 	}, nil
 }
 
+// addGlobals adds version info to template data map.
+func (h *Handlers) addGlobals(data map[string]any) map[string]any {
+	data["Version"] = h.globals.Version
+	data["Appname"] = h.globals.Appname
+
+	return data
+}
+
 func (h *Handlers) respondJSON(
 	writer http.ResponseWriter,
 	_ *http.Request,