fix: preserve inter-session input provenance (thanks @anbecker)

src/hooks/bundled/session-memory/handler.test.ts

@@ -161,6 +161,58 @@ describe("session-memory hook", () => {
     expect(memoryContent).not.toContain("search");
   });
 
+  it("filters out inter-session user messages", async () => {
+    const tempDir = await makeTempWorkspace("openclaw-session-memory-");
+    const sessionsDir = path.join(tempDir, "sessions");
+    await fs.mkdir(sessionsDir, { recursive: true });
+
+    const sessionContent = [
+      JSON.stringify({
+        type: "message",
+        message: {
+          role: "user",
+          content: "Forwarded internal instruction",
+          provenance: { kind: "inter_session", sourceTool: "sessions_send" },
+        },
+      }),
+      JSON.stringify({
+        type: "message",
+        message: { role: "assistant", content: "Acknowledged" },
+      }),
+      JSON.stringify({
+        type: "message",
+        message: { role: "user", content: "External follow-up" },
+      }),
+    ].join("\n");
+    const sessionFile = await writeWorkspaceFile({
+      dir: sessionsDir,
+      name: "test-session.jsonl",
+      content: sessionContent,
+    });
+
+    const cfg: OpenClawConfig = {
+      agents: { defaults: { workspace: tempDir } },
+    };
+
+    const event = createHookEvent("command", "new", "agent:main:main", {
+      cfg,
+      previousSessionEntry: {
+        sessionId: "test-123",
+        sessionFile,
+      },
+    });
+
+    await handler(event);
+
+    const memoryDir = path.join(tempDir, "memory");
+    const files = await fs.readdir(memoryDir);
+    const memoryContent = await fs.readFile(path.join(memoryDir, files[0]), "utf-8");
+
+    expect(memoryContent).not.toContain("Forwarded internal instruction");
+    expect(memoryContent).toContain("assistant: Acknowledged");
+    expect(memoryContent).toContain("user: External follow-up");
+  });
+
   it("filters out command messages starting with /", async () => {
     const tempDir = await makeTempWorkspace("openclaw-session-memory-");
     const sessionsDir = path.join(tempDir, "sessions");

src/hooks/bundled/session-memory/handler.ts

@@ -14,6 +14,7 @@ import { resolveAgentWorkspaceDir } from "../../../agents/agent-scope.js";
 import { resolveStateDir } from "../../../config/paths.js";
 import { createSubsystemLogger } from "../../../logging/subsystem.js";
 import { resolveAgentIdFromSessionKey } from "../../../routing/session-key.js";
+import { hasInterSessionUserProvenance } from "../../../sessions/input-provenance.js";
 import { resolveHookConfig } from "../../config.js";
 import { generateSlugViaLLM } from "../../llm-slug-generator.js";
 
@@ -40,6 +41,9 @@ async function getRecentSessionContent(
           const msg = entry.message;
           const role = msg.role;
           if ((role === "user" || role === "assistant") && msg.content) {
+            if (role === "user" && hasInterSessionUserProvenance(msg)) {
+              continue;
+            }
             // Extract text content
             const text = Array.isArray(msg.content)
               ? // oxlint-disable-next-line typescript/no-explicit-any