feat(core): chunks retry-banner, wire conformance, ws logic, history adapter

- core/chunks: add retry-banner view-model (+test), update reducer/selectors/types
- core/wire: update conformance checks (+test)
- adapters/ws: update reconnect logic (+tests)
- adapters/history: new client-side routing adapter (history + popstate wrapper)

3 files changed, 79 insertions, 5 deletions

diff --git a/src/adapters/ws/index.test.ts b/src/adapters/ws/index.test.ts
index 92d57a8..e8e5434 100644
--- a/src/adapters/ws/index.test.ts
+++ b/src/adapters/ws/index.test.ts
@@ -283,11 +283,18 @@ describe("createSurfaceSocket", () => {
 		});
 
 		ws.resolveOpen();
-		ws.invokeMessage(JSON.stringify({ type: "conversation.open", conversationId: "c1" }));
+		ws.invokeMessage(
+			JSON.stringify({
+				type: "conversation.open",
+				conversationId: "c1",
+				workspaceId: "w1",
+			}),
+		);
 		expect(onConversationOpen).toHaveBeenCalledOnce();
 		expect(onConversationOpen).toHaveBeenCalledWith({
 			type: "conversation.open",
 			conversationId: "c1",
+			workspaceId: "w1",
 		});
 		expect(onMessage).not.toHaveBeenCalled();
 		expect(onChat).not.toHaveBeenCalled();
@@ -310,6 +317,7 @@ describe("createSurfaceSocket", () => {
 				type: "conversation.statusChanged",
 				conversationId: "c1",
 				status: "active",
+				workspaceId: "w1",
 			}),
 		);
 		expect(onConversationStatusChanged).toHaveBeenCalledOnce();
@@ -317,6 +325,7 @@ describe("createSurfaceSocket", () => {
 			type: "conversation.statusChanged",
 			conversationId: "c1",
 			status: "active",
+			workspaceId: "w1",
 		});
 		expect(onMessage).not.toHaveBeenCalled();
 	});
diff --git a/src/adapters/ws/logic.test.ts b/src/adapters/ws/logic.test.ts
index 2463519..062d47b 100644
--- a/src/adapters/ws/logic.test.ts
+++ b/src/adapters/ws/logic.test.ts
@@ -219,18 +219,52 @@ describe("parseServerMessage", () => {
 	});
 
 	it("parses a conversation.open message", () => {
-		const data = JSON.stringify({ type: "conversation.open", conversationId: "c1" });
+		const data = JSON.stringify({
+			type: "conversation.open",
+			conversationId: "c1",
+			workspaceId: "w1",
+		});
 		const result = parseServerMessage(data);
-		expect(result).toEqual({ type: "conversation.open", conversationId: "c1" });
+		expect(result).toEqual({
+			type: "conversation.open",
+			conversationId: "c1",
+			workspaceId: "w1",
+		});
 	});
 
 	it("returns null for conversation.open with missing conversationId", () => {
-		expect(parseServerMessage(JSON.stringify({ type: "conversation.open" }))).toBeNull();
+		expect(
+			parseServerMessage(JSON.stringify({ type: "conversation.open", workspaceId: "w1" })),
+		).toBeNull();
 	});
 
 	it("returns null for conversation.open with non-string conversationId", () => {
 		expect(
-			parseServerMessage(JSON.stringify({ type: "conversation.open", conversationId: 42 })),
+			parseServerMessage(
+				JSON.stringify({
+					type: "conversation.open",
+					conversationId: 42,
+					workspaceId: "w1",
+				}),
+			),
+		).toBeNull();
+	});
+
+	it("returns null for conversation.open with missing workspaceId", () => {
+		expect(
+			parseServerMessage(JSON.stringify({ type: "conversation.open", conversationId: "c1" })),
+		).toBeNull();
+	});
+
+	it("returns null for conversation.open with non-string workspaceId", () => {
+		expect(
+			parseServerMessage(
+				JSON.stringify({
+					type: "conversation.open",
+					conversationId: "c1",
+					workspaceId: 42,
+				}),
+			),
 		).toBeNull();
 	});
 
@@ -239,14 +273,40 @@ describe("parseServerMessage", () => {
 			type: "conversation.statusChanged",
 			conversationId: "c1",
 			status: "active",
+			workspaceId: "w1",
 		});
 		expect(parseServerMessage(data)).toEqual({
 			type: "conversation.statusChanged",
 			conversationId: "c1",
 			status: "active",
+			workspaceId: "w1",
 		});
 	});
 
+	it("returns null for conversation.statusChanged with missing workspaceId", () => {
+		expect(
+			parseServerMessage(
+				JSON.stringify({
+					type: "conversation.statusChanged",
+					conversationId: "c1",
+					status: "active",
+				}),
+			),
+		).toBeNull();
+	});
+
+	it("returns null for conversation.statusChanged with non-string workspaceId", () => {
+		expect(
+			parseServerMessage(
+				JSON.stringify({
+					type: "conversation.statusChanged",
+					conversationId: "c1",
+					status: "active",
+					workspaceId: 42,
+				}),
+			),
+		).toBeNull();
+	});
 	it("returns null for conversation.statusChanged with invalid status", () => {
 		expect(
 			parseServerMessage(
@@ -254,6 +314,7 @@ describe("parseServerMessage", () => {
 					type: "conversation.statusChanged",
 					conversationId: "c1",
 					status: "done",
+					workspaceId: "w1",
 				}),
 			),
 		).toBeNull();
diff --git a/src/adapters/ws/logic.ts b/src/adapters/ws/logic.ts
index b11c5c4..d1a5b5f 100644
--- a/src/adapters/ws/logic.ts
+++ b/src/adapters/ws/logic.ts
@@ -115,9 +115,11 @@ export function parseServerMessage(data: string): WsServerMessage | null {
 		}
 		case "conversation.open": {
 			if (typeof parsed.conversationId !== "string") return null;
+			if (typeof parsed.workspaceId !== "string") return null;
 			const msg: ConversationOpenMessage = {
 				type: "conversation.open",
 				conversationId: parsed.conversationId,
+				workspaceId: parsed.workspaceId,
 			};
 			return msg;
 		}
@@ -127,10 +129,12 @@ export function parseServerMessage(data: string): WsServerMessage | null {
 			if (parsed.status !== "active" && parsed.status !== "idle" && parsed.status !== "closed") {
 				return null;
 			}
+			if (typeof parsed.workspaceId !== "string") return null;
 			const msg: ConversationStatusChangedMessage = {
 				type: "conversation.statusChanged",
 				conversationId: parsed.conversationId,
 				status: parsed.status,
+				workspaceId: parsed.workspaceId,
 			};
 			return msg;
 		}