[MM-64686] Expose audit logging functionality via plugin API (#31204)

This commit exposes audit logging functionality to plugins via the plugin API, allowing plugins to create and log audit records. Additionally, it addresses a gob encoding issue that could cause plugin crashes when audit data contains nil pointers or unregistered types.

server/public/plugin/api_timer_layer_generated.go

@@ -12,6 +12,7 @@ import (
 	timePkg "time"
 
 	"github.com/mattermost/mattermost/server/public/model"
+	"github.com/mattermost/mattermost/server/public/shared/mlog"
 )
 
 type apiTimerLayer struct {
@@ -1644,3 +1645,15 @@ func (api *apiTimerLayer) DeletePropertyValuesForField(groupID, fieldID string)
 	api.recordTime(startTime, "DeletePropertyValuesForField", _returnsA == nil)
 	return _returnsA
 }
+
+func (api *apiTimerLayer) LogAuditRec(rec *model.AuditRecord) {
+	startTime := timePkg.Now()
+	api.apiImpl.LogAuditRec(rec)
+	api.recordTime(startTime, "LogAuditRec", true)
+}
+
+func (api *apiTimerLayer) LogAuditRecWithLevel(rec *model.AuditRecord, level mlog.Level) {
+	startTime := timePkg.Now()
+	api.apiImpl.LogAuditRecWithLevel(rec, level)
+	api.recordTime(startTime, "LogAuditRecWithLevel", true)
+}