Add initial Microsoft Teams support

Documentation on https://github.com/42wim/matterbridge/wiki/MS-Teams-setup

vendor/github.com/yaegashi/msgraph.go/beta/OutlookTaskModel.go

@@ -0,0 +1,45 @@
+// Code generated by msgraph-generate.go DO NOT EDIT.
+
+package msgraph
+
+// OutlookTask undocumented
+type OutlookTask struct {
+	// OutlookItem is the base model of OutlookTask
+	OutlookItem
+	// AssignedTo undocumented
+	AssignedTo *string `json:"assignedTo,omitempty"`
+	// Body undocumented
+	Body *ItemBody `json:"body,omitempty"`
+	// CompletedDateTime undocumented
+	CompletedDateTime *DateTimeTimeZone `json:"completedDateTime,omitempty"`
+	// DueDateTime undocumented
+	DueDateTime *DateTimeTimeZone `json:"dueDateTime,omitempty"`
+	// HasAttachments undocumented
+	HasAttachments *bool `json:"hasAttachments,omitempty"`
+	// Importance undocumented
+	Importance *Importance `json:"importance,omitempty"`
+	// IsReminderOn undocumented
+	IsReminderOn *bool `json:"isReminderOn,omitempty"`
+	// Owner undocumented
+	Owner *string `json:"owner,omitempty"`
+	// ParentFolderID undocumented
+	ParentFolderID *string `json:"parentFolderId,omitempty"`
+	// Recurrence undocumented
+	Recurrence *PatternedRecurrence `json:"recurrence,omitempty"`
+	// ReminderDateTime undocumented
+	ReminderDateTime *DateTimeTimeZone `json:"reminderDateTime,omitempty"`
+	// Sensitivity undocumented
+	Sensitivity *Sensitivity `json:"sensitivity,omitempty"`
+	// StartDateTime undocumented
+	StartDateTime *DateTimeTimeZone `json:"startDateTime,omitempty"`
+	// Status undocumented
+	Status *TaskStatus `json:"status,omitempty"`
+	// Subject undocumented
+	Subject *string `json:"subject,omitempty"`
+	// SingleValueExtendedProperties undocumented
+	SingleValueExtendedProperties []SingleValueLegacyExtendedProperty `json:"singleValueExtendedProperties,omitempty"`
+	// MultiValueExtendedProperties undocumented
+	MultiValueExtendedProperties []MultiValueLegacyExtendedProperty `json:"multiValueExtendedProperties,omitempty"`
+	// Attachments undocumented
+	Attachments []Attachment `json:"attachments,omitempty"`
+}