diff --git a/extensions/feishu/src/monitor.reaction.lifecycle.test.ts b/extensions/feishu/src/monitor.reaction.lifecycle.test.ts
deleted file mode 100644
index 499be279745..00000000000
--- a/extensions/feishu/src/monitor.reaction.lifecycle.test.ts
+++ /dev/null
@@ -1 +0,0 @@
-import "./monitor.reaction.lifecycle.test-support.js";
diff --git a/extensions/feishu/src/monitor.reply-once.lifecycle.test.ts b/extensions/feishu/src/monitor.reply-once.lifecycle.test.ts
deleted file mode 100644
index b1f33b61ca3..00000000000
--- a/extensions/feishu/src/monitor.reply-once.lifecycle.test.ts
+++ /dev/null
@@ -1 +0,0 @@
-import "./monitor.reply-once.lifecycle.test-support.js";
diff --git a/extensions/msteams/src/approval-auth.test.ts b/extensions/msteams/src/approval-auth.test.ts
deleted file mode 100644
index b00c4c221c5..00000000000
--- a/extensions/msteams/src/approval-auth.test.ts
+++ /dev/null
@@ -1,32 +0,0 @@
-import { describe, expect, it } from "vitest";
-import { msTeamsApprovalAuth } from "./approval-auth.js";
-
-describe("msTeamsApprovalAuth", () => {
-  it("authorizes stable Teams user ids and ignores display-name allowlists", () => {
-    expect(
-      msTeamsApprovalAuth.authorizeActorAction({
-        cfg: {
-          channels: {
-            msteams: {
-              allowFrom: ["user:123e4567-e89b-12d3-a456-426614174000"],
-            },
-          },
-        },
-        senderId: "123e4567-e89b-12d3-a456-426614174000",
-        action: "approve",
-        approvalKind: "exec",
-      }),
-    ).toEqual({ authorized: true });
-
-    expect(
-      msTeamsApprovalAuth.authorizeActorAction({
-        cfg: {
-          channels: { msteams: { allowFrom: ["Owner Display"] } },
-        },
-        senderId: "attacker-aad",
-        action: "approve",
-        approvalKind: "exec",
-      }),
-    ).toEqual({ authorized: true });
-  });
-});
diff --git a/extensions/msteams/src/channel.test.ts b/extensions/msteams/src/channel.test.ts
index b6982388b32..cd4b0ea95b1 100644
--- a/extensions/msteams/src/channel.test.ts
+++ b/extensions/msteams/src/channel.test.ts
@@ -1,5 +1,6 @@
 import type { OpenClawConfig } from "openclaw/plugin-sdk/config-runtime";
 import { describe, expect, it } from "vitest";
+import { MSTeamsConfigSchema } from "../config-api.js";
 import { msTeamsApprovalAuth } from "./approval-auth.js";
 import { msteamsPlugin } from "./channel.js";
 
@@ -46,3 +47,82 @@ describe("msteamsPlugin", () => {
     expect(looksLikeId?.("user:Jane Doe")).toBe(false);
   });
 });
+
+describe("msteams config schema", () => {
+  it("defaults groupPolicy to allowlist", () => {
+    const res = MSTeamsConfigSchema.safeParse({});
+
+    expect(res.success).toBe(true);
+    if (res.success) {
+      expect(res.data.groupPolicy).toBe("allowlist");
+    }
+  });
+
+  it("accepts historyLimit", () => {
+    const res = MSTeamsConfigSchema.safeParse({ historyLimit: 4 });
+
+    expect(res.success).toBe(true);
+    if (res.success) {
+      expect(res.data.historyLimit).toBe(4);
+    }
+  });
+
+  it("accepts replyStyle at global/team/channel levels", () => {
+    const res = MSTeamsConfigSchema.safeParse({
+      replyStyle: "top-level",
+      teams: {
+        team123: {
+          replyStyle: "thread",
+          channels: {
+            chan456: { replyStyle: "top-level" },
+          },
+        },
+      },
+    });
+
+    expect(res.success).toBe(true);
+    if (res.success) {
+      expect(res.data.replyStyle).toBe("top-level");
+      expect(res.data.teams?.team123?.replyStyle).toBe("thread");
+      expect(res.data.teams?.team123?.channels?.chan456?.replyStyle).toBe("top-level");
+    }
+  });
+
+  it("rejects invalid replyStyle", () => {
+    const res = MSTeamsConfigSchema.safeParse({
+      replyStyle: "nope",
+    });
+
+    expect(res.success).toBe(false);
+  });
+});
+
+describe("msTeamsApprovalAuth", () => {
+  it("authorizes stable Teams user ids and ignores display-name allowlists", () => {
+    expect(
+      msTeamsApprovalAuth.authorizeActorAction({
+        cfg: {
+          channels: {
+            msteams: {
+              allowFrom: ["user:123e4567-e89b-12d3-a456-426614174000"],
+            },
+          },
+        },
+        senderId: "123e4567-e89b-12d3-a456-426614174000",
+        action: "approve",
+        approvalKind: "exec",
+      }),
+    ).toEqual({ authorized: true });
+
+    expect(
+      msTeamsApprovalAuth.authorizeActorAction({
+        cfg: {
+          channels: { msteams: { allowFrom: ["Owner Display"] } },
+        },
+        senderId: "attacker-aad",
+        action: "approve",
+        approvalKind: "exec",
+      }),
+    ).toEqual({ authorized: true });
+  });
+});
diff --git a/extensions/msteams/src/config-schema.test.ts b/extensions/msteams/src/config-schema.test.ts
deleted file mode 100644
index 1ce94c4c546..00000000000
--- a/extensions/msteams/src/config-schema.test.ts
+++ /dev/null
@@ -1,51 +0,0 @@
-import { describe, expect, it } from "vitest";
-import { MSTeamsConfigSchema } from "../config-api.js";
-
-describe("msteams config schema", () => {
-  it("defaults groupPolicy to allowlist", () => {
-    const res = MSTeamsConfigSchema.safeParse({});
-
-    expect(res.success).toBe(true);
-    if (res.success) {
-      expect(res.data.groupPolicy).toBe("allowlist");
-    }
-  });
-
-  it("accepts historyLimit", () => {
-    const res = MSTeamsConfigSchema.safeParse({ historyLimit: 4 });
-
-    expect(res.success).toBe(true);
-    if (res.success) {
-      expect(res.data.historyLimit).toBe(4);
-    }
-  });
-
-  it("accepts replyStyle at global/team/channel levels", () => {
-    const res = MSTeamsConfigSchema.safeParse({
-      replyStyle: "top-level",
-      teams: {
-        team123: {
-          replyStyle: "thread",
-          channels: {
-            chan456: { replyStyle: "top-level" },
-          },
-        },
-      },
-    });
-
-    expect(res.success).toBe(true);
-    if (res.success) {
-      expect(res.data.replyStyle).toBe("top-level");
-      expect(res.data.teams?.team123?.replyStyle).toBe("thread");
-      expect(res.data.teams?.team123?.channels?.chan456?.replyStyle).toBe("top-level");
-    }
-  });
-
-  it("rejects invalid replyStyle", () => {
-    const res = MSTeamsConfigSchema.safeParse({
-      replyStyle: "nope",
-    });
-
-    expect(res.success).toBe(false);
-  });
-});
diff --git a/extensions/msteams/src/presentation.test.ts b/extensions/msteams/src/presentation.test.ts
deleted file mode 100644
index 66f1070b44d..00000000000
--- a/extensions/msteams/src/presentation.test.ts
+++ /dev/null
@@ -1,25 +0,0 @@
-import { describe, expect, it } from "vitest";
-import { buildMSTeamsPresentationCard } from "./presentation.js";
-
-describe("buildMSTeamsPresentationCard", () => {
-  it("preserves message text when rendering presentation controls", () => {
-    expect(
-      buildMSTeamsPresentationCard({
-        text: "Deploy finished",
-        presentation: {
-          blocks: [
-            {
-              type: "buttons",
-              buttons: [{ label: "Open", value: "open" }],
-            },
-          ],
-        },
-      }),
-    ).toEqual({
-      type: "AdaptiveCard",
-      version: "1.4",
-      body: [{ type: "TextBlock", text: "Deploy finished", wrap: true }],
-      actions: [{ type: "Action.Submit", title: "Open", data: { value: "open", label: "Open" } }],
-    });
-  });
-});
diff --git a/extensions/msteams/src/welcome-card.test.ts b/extensions/msteams/src/welcome-card.test.ts
index d4e53259269..ebccf06e51a 100644
--- a/extensions/msteams/src/welcome-card.test.ts
+++ b/extensions/msteams/src/welcome-card.test.ts
@@ -1,6 +1,30 @@
 import { describe, expect, it } from "vitest";
+import { buildMSTeamsPresentationCard } from "./presentation.js";
 import { buildGroupWelcomeText, buildWelcomeCard } from "./welcome-card.js";
 
+describe("buildMSTeamsPresentationCard", () => {
+  it("preserves message text when rendering presentation controls", () => {
+    expect(
+      buildMSTeamsPresentationCard({
+        text: "Deploy finished",
+        presentation: {
+          blocks: [
+            {
+              type: "buttons",
+              buttons: [{ label: "Open", value: "open" }],
+            },
+          ],
+        },
+      }),
+    ).toEqual({
+      type: "AdaptiveCard",
+      version: "1.4",
+      body: [{ type: "TextBlock", text: "Deploy finished", wrap: true }],
+      actions: [{ type: "Action.Submit", title: "Open", data: { value: "open", label: "Open" } }],
+    });
+  });
+});
+
 describe("buildWelcomeCard", () => {
   it("builds card with default prompt starters", () => {
     const card = buildWelcomeCard();
diff --git a/extensions/slack/src/blocks-fallback.test.ts b/extensions/slack/src/blocks-fallback.test.ts
deleted file mode 100644
index 538ba814282..00000000000
--- a/extensions/slack/src/blocks-fallback.test.ts
+++ /dev/null
@@ -1,31 +0,0 @@
-import { describe, expect, it } from "vitest";
-import { buildSlackBlocksFallbackText } from "./blocks-fallback.js";
-
-describe("buildSlackBlocksFallbackText", () => {
-  it("prefers header text", () => {
-    expect(
-      buildSlackBlocksFallbackText([
-        { type: "header", text: { type: "plain_text", text: "Deploy status" } },
-      ] as never),
-    ).toBe("Deploy status");
-  });
-
-  it("uses image alt text", () => {
-    expect(
-      buildSlackBlocksFallbackText([
-        { type: "image", image_url: "https://example.com/image.png", alt_text: "Latency chart" },
-      ] as never),
-    ).toBe("Latency chart");
-  });
-
-  it("uses generic defaults for file and unknown blocks", () => {
-    expect(
-      buildSlackBlocksFallbackText([
-        { type: "file", source: "remote", external_id: "F123" },
-      ] as never),
-    ).toBe("Shared a file");
-    expect(buildSlackBlocksFallbackText([{ type: "divider" }] as never)).toBe(
-      "Shared a Block Kit message",
-    );
-  });
-});
diff --git a/extensions/slack/src/blocks-input.test.ts b/extensions/slack/src/blocks-input.test.ts
deleted file mode 100644
index dba05e8103f..00000000000
--- a/extensions/slack/src/blocks-input.test.ts
+++ /dev/null
@@ -1,57 +0,0 @@
-import { describe, expect, it } from "vitest";
-import { parseSlackBlocksInput } from "./blocks-input.js";
-
-describe("parseSlackBlocksInput", () => {
-  it("returns undefined when blocks are missing", () => {
-    expect(parseSlackBlocksInput(undefined)).toBeUndefined();
-    expect(parseSlackBlocksInput(null)).toBeUndefined();
-  });
-
-  it("accepts blocks arrays", () => {
-    const parsed = parseSlackBlocksInput([{ type: "divider" }]);
-    expect(parsed).toEqual([{ type: "divider" }]);
-  });
-
-  it("accepts JSON blocks strings", () => {
-    const parsed = parseSlackBlocksInput(
-      '[{"type":"section","text":{"type":"mrkdwn","text":"hi"}}]',
-    );
-    expect(parsed).toEqual([{ type: "section", text: { type: "mrkdwn", text: "hi" } }]);
-  });
-
-  it("rejects invalid block payloads", () => {
-    const cases = [
-      {
-        name: "invalid JSON",
-        input: "{bad-json",
-        expectedMessage: /valid JSON/i,
-      },
-      {
-        name: "non-array payload",
-        input: { type: "divider" },
-        expectedMessage: /must be an array/i,
-      },
-      {
-        name: "empty array",
-        input: [],
-        expectedMessage: /at least one block/i,
-      },
-      {
-        name: "non-object block",
-        input: ["not-a-block"],
-        expectedMessage: /must be an object/i,
-      },
-      {
-        name: "missing block type",
-        input: [{}],
-        expectedMessage: /non-empty string type/i,
-      },
-    ] as const;
-
-    for (const testCase of cases) {
-      expect(() => parseSlackBlocksInput(testCase.input), testCase.name).toThrow(
-        testCase.expectedMessage,
-      );
-    }
-  });
-});
diff --git a/extensions/slack/src/blocks.test.ts b/extensions/slack/src/blocks.test.ts
new file mode 100644
index 00000000000..164febb7825
--- /dev/null
+++ b/extensions/slack/src/blocks.test.ts
@@ -0,0 +1,145 @@
+import { describe, expect, it } from "vitest";
+import { buildSlackBlocksFallbackText } from "./blocks-fallback.js";
+import { parseSlackBlocksInput } from "./blocks-input.js";
+import {
+  encodeSlackModalPrivateMetadata,
+  parseSlackModalPrivateMetadata,
+} from "./modal-metadata.js";
+
+describe("buildSlackBlocksFallbackText", () => {
+  it("prefers header text", () => {
+    expect(
+      buildSlackBlocksFallbackText([
+        { type: "header", text: { type: "plain_text", text: "Deploy status" } },
+      ] as never),
+    ).toBe("Deploy status");
+  });
+
+  it("uses image alt text", () => {
+    expect(
+      buildSlackBlocksFallbackText([
+        { type: "image", image_url: "https://example.com/image.png", alt_text: "Latency chart" },
+      ] as never),
+    ).toBe("Latency chart");
+  });
+
+  it("uses generic defaults for file and unknown blocks", () => {
+    expect(
+      buildSlackBlocksFallbackText([
+        { type: "file", source: "remote", external_id: "F123" },
+      ] as never),
+    ).toBe("Shared a file");
+    expect(buildSlackBlocksFallbackText([{ type: "divider" }] as never)).toBe(
+      "Shared a Block Kit message",
+    );
+  });
+});
+
+describe("parseSlackBlocksInput", () => {
+  it("returns undefined when blocks are missing", () => {
+    expect(parseSlackBlocksInput(undefined)).toBeUndefined();
+    expect(parseSlackBlocksInput(null)).toBeUndefined();
+  });
+
+  it("accepts blocks arrays", () => {
+    const parsed = parseSlackBlocksInput([{ type: "divider" }]);
+    expect(parsed).toEqual([{ type: "divider" }]);
+  });
+
+  it("accepts JSON blocks strings", () => {
+    const parsed = parseSlackBlocksInput(
+      '[{"type":"section","text":{"type":"mrkdwn","text":"hi"}}]',
+    );
+    expect(parsed).toEqual([{ type: "section", text: { type: "mrkdwn", text: "hi" } }]);
+  });
+
+  it("rejects invalid block payloads", () => {
+    const cases = [
+      {
+        name: "invalid JSON",
+        input: "{bad-json",
+        expectedMessage: /valid JSON/i,
+      },
+      {
+        name: "non-array payload",
+        input: { type: "divider" },
+        expectedMessage: /must be an array/i,
+      },
+      {
+        name: "empty array",
+        input: [],
+        expectedMessage: /at least one block/i,
+      },
+      {
+        name: "non-object block",
+        input: ["not-a-block"],
+        expectedMessage: /must be an object/i,
+      },
+      {
+        name: "missing block type",
+        input: [{}],
+        expectedMessage: /non-empty string type/i,
+      },
+    ] as const;
+
+    for (const testCase of cases) {
+      expect(() => parseSlackBlocksInput(testCase.input), testCase.name).toThrow(
+        testCase.expectedMessage,
+      );
+    }
+  });
+});
+
+describe("parseSlackModalPrivateMetadata", () => {
+  it("returns empty object for missing or invalid values", () => {
+    expect(parseSlackModalPrivateMetadata(undefined)).toEqual({});
+    expect(parseSlackModalPrivateMetadata("")).toEqual({});
+    expect(parseSlackModalPrivateMetadata("{bad-json")).toEqual({});
+  });
+
+  it("parses known metadata fields", () => {
+    expect(
+      parseSlackModalPrivateMetadata(
+        JSON.stringify({
+          sessionKey: "agent:main:slack:channel:C1",
+          channelId: "D123",
+          channelType: "im",
+          userId: "U123",
+          ignored: "x",
+        }),
+      ),
+    ).toEqual({
+      sessionKey: "agent:main:slack:channel:C1",
+      channelId: "D123",
+      channelType: "im",
+      userId: "U123",
+    });
+  });
+});
+
+describe("encodeSlackModalPrivateMetadata", () => {
+  it("encodes only known non-empty fields", () => {
+    expect(
+      JSON.parse(
+        encodeSlackModalPrivateMetadata({
+          sessionKey: "agent:main:slack:channel:C1",
+          channelId: "",
+          channelType: "im",
+          userId: "U123",
+        }),
+      ),
+    ).toEqual({
+      sessionKey: "agent:main:slack:channel:C1",
+      channelType: "im",
+      userId: "U123",
+    });
+  });
+
+  it("throws when encoded payload exceeds Slack metadata limit", () => {
+    expect(() =>
+      encodeSlackModalPrivateMetadata({
+        sessionKey: `agent:main:${"x".repeat(4000)}`,
+      }),
+    ).toThrow(/cannot exceed 3000 chars/i);
+  });
+});
diff --git a/extensions/slack/src/message-tool-api.test.ts b/extensions/slack/src/message-tool-api.test.ts
deleted file mode 100644
index 8c69b882ae6..00000000000
--- a/extensions/slack/src/message-tool-api.test.ts
+++ /dev/null
@@ -1,44 +0,0 @@
-import { describe, expect, it } from "vitest";
-import { describeSlackMessageTool } from "./message-tool-api.js";
-
-describe("Slack message tool public API", () => {
-  it("describes configured Slack message actions without loading channel runtime", () => {
-    expect(
-      describeSlackMessageTool({
-        cfg: {
-          channels: {
-            slack: {
-              botToken: "xoxb-test",
-            },
-          },
-        },
-      }),
-    ).toMatchObject({
-      actions: expect.arrayContaining(["send", "upload-file", "read"]),
-      capabilities: expect.arrayContaining(["presentation"]),
-    });
-  });
-
-  it("honors account-scoped action gates", () => {
-    expect(
-      describeSlackMessageTool({
-        cfg: {
-          channels: {
-            slack: {
-              botToken: "xoxb-default",
-              accounts: {
-                ops: {
-                  botToken: "xoxb-ops",
-                  actions: {
-                    messages: false,
-                  },
-                },
-              },
-            },
-          },
-        },
-        accountId: "ops",
-      }).actions,
-    ).not.toContain("upload-file");
-  });
-});
diff --git a/extensions/slack/src/message-actions.test.ts b/extensions/slack/src/message-tools.test.ts
similarity index 63%
rename from extensions/slack/src/message-actions.test.ts
rename to extensions/slack/src/message-tools.test.ts
index 5b21e127cc2..84bacdbdd54 100644
--- a/extensions/slack/src/message-actions.test.ts
+++ b/extensions/slack/src/message-tools.test.ts
@@ -1,8 +1,49 @@
 import type { OpenClawConfig } from "openclaw/plugin-sdk/config-runtime";
 import { describe, expect, it } from "vitest";
 import { listSlackMessageActions } from "./message-actions.js";
+import { describeSlackMessageTool } from "./message-tool-api.js";
+
+describe("Slack message tools", () => {
+  it("describes configured Slack message actions without loading channel runtime", () => {
+    expect(
+      describeSlackMessageTool({
+        cfg: {
+          channels: {
+            slack: {
+              botToken: "xoxb-test",
+            },
+          },
+        },
+      }),
+    ).toMatchObject({
+      actions: expect.arrayContaining(["send", "upload-file", "read"]),
+      capabilities: expect.arrayContaining(["presentation"]),
+    });
+  });
+
+  it("honors account-scoped action gates", () => {
+    expect(
+      describeSlackMessageTool({
+        cfg: {
+          channels: {
+            slack: {
+              botToken: "xoxb-default",
+              accounts: {
+                ops: {
+                  botToken: "xoxb-ops",
+                  actions: {
+                    messages: false,
+                  },
+                },
+              },
+            },
+          },
+        },
+        accountId: "ops",
+      }).actions,
+    ).not.toContain("upload-file");
+  });
 
-describe("listSlackMessageActions", () => {
   it("includes file actions when message actions are enabled", () => {
     const cfg = {
       channels: {
diff --git a/extensions/slack/src/modal-metadata.test.ts b/extensions/slack/src/modal-metadata.test.ts
deleted file mode 100644
index a7a7ce8224b..00000000000
--- a/extensions/slack/src/modal-metadata.test.ts
+++ /dev/null
@@ -1,59 +0,0 @@
-import { describe, expect, it } from "vitest";
-import {
-  encodeSlackModalPrivateMetadata,
-  parseSlackModalPrivateMetadata,
-} from "./modal-metadata.js";
-
-describe("parseSlackModalPrivateMetadata", () => {
-  it("returns empty object for missing or invalid values", () => {
-    expect(parseSlackModalPrivateMetadata(undefined)).toEqual({});
-    expect(parseSlackModalPrivateMetadata("")).toEqual({});
-    expect(parseSlackModalPrivateMetadata("{bad-json")).toEqual({});
-  });
-
-  it("parses known metadata fields", () => {
-    expect(
-      parseSlackModalPrivateMetadata(
-        JSON.stringify({
-          sessionKey: "agent:main:slack:channel:C1",
-          channelId: "D123",
-          channelType: "im",
-          userId: "U123",
-          ignored: "x",
-        }),
-      ),
-    ).toEqual({
-      sessionKey: "agent:main:slack:channel:C1",
-      channelId: "D123",
-      channelType: "im",
-      userId: "U123",
-    });
-  });
-});
-
-describe("encodeSlackModalPrivateMetadata", () => {
-  it("encodes only known non-empty fields", () => {
-    expect(
-      JSON.parse(
-        encodeSlackModalPrivateMetadata({
-          sessionKey: "agent:main:slack:channel:C1",
-          channelId: "",
-          channelType: "im",
-          userId: "U123",
-        }),
-      ),
-    ).toEqual({
-      sessionKey: "agent:main:slack:channel:C1",
-      channelType: "im",
-      userId: "U123",
-    });
-  });
-
-  it("throws when encoded payload exceeds Slack metadata limit", () => {
-    expect(() =>
-      encodeSlackModalPrivateMetadata({
-        sessionKey: `agent:main:${"x".repeat(4000)}`,
-      }),
-    ).toThrow(/cannot exceed 3000 chars/i);
-  });
-});
diff --git a/extensions/slack/src/outbound-payload.contract.test.ts b/extensions/slack/src/outbound-payload.contract.test.ts
deleted file mode 100644
index b555d3ff74d..00000000000
--- a/extensions/slack/src/outbound-payload.contract.test.ts
+++ /dev/null
@@ -1,11 +0,0 @@
-import { installChannelOutboundPayloadContractSuite } from "openclaw/plugin-sdk/testing";
-import { describe } from "vitest";
-import { createSlackOutboundPayloadHarness } from "./outbound-payload.test-harness.js";
-
-describe("Slack outbound payload contract", () => {
-  installChannelOutboundPayloadContractSuite({
-    channel: "slack",
-    chunking: { mode: "passthrough", longTextLength: 5000 },
-    createHarness: createSlackOutboundPayloadHarness,
-  });
-});
diff --git a/extensions/slack/src/outbound-payload.test.ts b/extensions/slack/src/outbound-payload.test.ts
index bc753eebae2..f67c8cd9133 100644
--- a/extensions/slack/src/outbound-payload.test.ts
+++ b/extensions/slack/src/outbound-payload.test.ts
@@ -1,4 +1,5 @@
 import type { ReplyPayload } from "openclaw/plugin-sdk/reply-runtime";
+import { installChannelOutboundPayloadContractSuite } from "openclaw/plugin-sdk/testing";
 import { describe, expect, it } from "vitest";
 import { createSlackOutboundPayloadHarness } from "../test-api.js";
 
@@ -94,3 +95,11 @@ describe("slackOutbound sendPayload", () => {
     expect(sendMock).not.toHaveBeenCalled();
   });
 });
+
+describe("Slack outbound payload contract", () => {
+  installChannelOutboundPayloadContractSuite({
+    channel: "slack",
+    chunking: { mode: "passthrough", longTextLength: 5000 },
+    createHarness: createSlackOutboundPayloadHarness,
+  });
+});