Remove meeting feature

Drop meetings and meeting_attendees tables, remove all meeting-related
code across GraphQL, MCP, CLI, N8N, webhooks, frontend, and e2e tests.

Signed-off-by: Sacha Al Himdani <sacha@getprobo.com>

pkg/server/api/console/v1/graphql/meeting.graphql

@@ -1,82 +0,0 @@
-enum MeetingOrderField
-    @goModel(model: "go.probo.inc/probo/pkg/coredata.MeetingOrderField") {
-    DATE @goEnum(value: "go.probo.inc/probo/pkg/coredata.MeetingOrderFieldDate")
-    NAME @goEnum(value: "go.probo.inc/probo/pkg/coredata.MeetingOrderFieldName")
-    CREATED_AT
-        @goEnum(
-            value: "go.probo.inc/probo/pkg/coredata.MeetingOrderFieldCreatedAt"
-        )
-}
-
-input MeetingOrder
-    @goModel(
-        model: "go.probo.inc/probo/pkg/server/api/console/v1/types.MeetingOrderBy"
-    ) {
-    direction: OrderDirection!
-    field: MeetingOrderField!
-}
-
-type Meeting implements Node {
-    id: ID!
-    name: String!
-    date: Datetime!
-    minutes: String
-    attendees: [Profile!]! @goField(forceResolver: true)
-    organization: Organization! @goField(forceResolver: true)
-    createdAt: Datetime!
-    updatedAt: Datetime!
-
-    permission(action: String!): Boolean! @goField(forceResolver: true)
-}
-
-type MeetingConnection
-    @goModel(
-        model: "go.probo.inc/probo/pkg/server/api/console/v1/types.MeetingConnection"
-    ) {
-    totalCount: Int! @goField(forceResolver: true)
-    edges: [MeetingEdge!]!
-    pageInfo: PageInfo!
-}
-
-type MeetingEdge {
-    cursor: CursorKey!
-    node: Meeting!
-}
-
-extend type Mutation {
-    createMeeting(input: CreateMeetingInput!): CreateMeetingPayload!
-    updateMeeting(input: UpdateMeetingInput!): UpdateMeetingPayload!
-    deleteMeeting(input: DeleteMeetingInput!): DeleteMeetingPayload!
-}
-
-input CreateMeetingInput {
-    organizationId: ID!
-    name: String!
-    date: Datetime!
-    attendeeIds: [ID!]
-    minutes: String
-}
-
-input UpdateMeetingInput {
-    meetingId: ID!
-    name: String
-    date: Datetime
-    attendeeIds: [ID!]
-    minutes: String @goField(omittable: true)
-}
-
-input DeleteMeetingInput {
-    meetingId: ID!
-}
-
-type CreateMeetingPayload {
-    meetingEdge: MeetingEdge!
-}
-
-type UpdateMeetingPayload {
-    meeting: Meeting!
-}
-
-type DeleteMeetingPayload {
-    deletedMeetingId: ID!
-}

pkg/server/api/console/v1/graphql/organization.graphql

@@ -245,14 +245,6 @@ type Organization implements Node {
         filter: MeasureFilter
     ): MeasureConnection! @goField(forceResolver: true)
 
-    meetings(
-        first: Int
-        after: CursorKey
-        last: Int
-        before: CursorKey
-        orderBy: MeetingOrder
-    ): MeetingConnection! @goField(forceResolver: true)
-
     obligations(
         first: Int
         after: CursorKey

pkg/server/api/console/v1/graphql/webhook.graphql

@@ -1,11 +1,5 @@
 enum WebhookEventType
     @goModel(model: "go.probo.inc/probo/pkg/coredata.WebhookEventType") {
-    MEETING_CREATED
-        @goEnum(value: "go.probo.inc/probo/pkg/coredata.WebhookEventTypeMeetingCreated")
-    MEETING_UPDATED
-        @goEnum(value: "go.probo.inc/probo/pkg/coredata.WebhookEventTypeMeetingUpdated")
-    MEETING_DELETED
-        @goEnum(value: "go.probo.inc/probo/pkg/coredata.WebhookEventTypeMeetingDeleted")
     VENDOR_CREATED
         @goEnum(value: "go.probo.inc/probo/pkg/coredata.WebhookEventTypeVendorCreated")
     VENDOR_UPDATED