Nodes: advertise canvas invoke commands

apps/shared/ClawdisKit/Sources/ClawdisKit/ScreenCommands.swift

@@ -1,56 +0,0 @@
-import Foundation
-
-public enum ClawdisScreenMode: String, Codable, Sendable {
-    case canvas
-    case web
-}
-
-public enum ClawdisScreenCommand: String, Codable, Sendable {
-    case show = "canvas.show"
-    case hide = "canvas.hide"
-    case setMode = "canvas.setMode"
-    case navigate = "canvas.navigate"
-    case evalJS = "canvas.eval"
-    case snapshot = "canvas.snapshot"
-}
-
-public struct ClawdisScreenNavigateParams: Codable, Sendable, Equatable {
-    public var url: String
-
-    public init(url: String) {
-        self.url = url
-    }
-}
-
-public struct ClawdisScreenSetModeParams: Codable, Sendable, Equatable {
-    public var mode: ClawdisScreenMode
-
-    public init(mode: ClawdisScreenMode) {
-        self.mode = mode
-    }
-}
-
-public struct ClawdisScreenEvalParams: Codable, Sendable, Equatable {
-    public var javaScript: String
-
-    public init(javaScript: String) {
-        self.javaScript = javaScript
-    }
-}
-
-public enum ClawdisSnapshotFormat: String, Codable, Sendable {
-    case png
-    case jpeg
-}
-
-public struct ClawdisScreenSnapshotParams: Codable, Sendable, Equatable {
-    public var maxWidth: Int?
-    public var quality: Double?
-    public var format: ClawdisSnapshotFormat?
-
-    public init(maxWidth: Int? = nil, quality: Double? = nil, format: ClawdisSnapshotFormat? = nil) {
-        self.maxWidth = maxWidth
-        self.quality = quality
-        self.format = format
-    }
-}