fix(openclaw): reapply WeChat channel seed after config mutations

Dockerfile

@@ -392,11 +392,14 @@ ENV NPM_CONFIG_OFFLINE=true \
     NPM_CONFIG_FUND=false
 
 # Install NemoClaw plugin into OpenClaw (local /opt/nemoclaw, no network).
+# Re-apply WeChat account seeding after OpenClaw doctor/plugin-install touches
+# openclaw.json; the seed script no-ops unless WeChat is actively configured.
 # Prune non-runtime metadata from staged bundled plugin dependencies before
 # this layer is committed; deleting it in a later layer would not reduce the
 # OCI image imported by k3s.
 # hadolint ignore=DL3059,DL4006
 RUN (openclaw plugins install /opt/nemoclaw > /dev/null 2>&1 || true) \
+    && python3 /usr/local/lib/nemoclaw/seed-wechat-accounts.py \
     && if [ -d /sandbox/.openclaw/plugin-runtime-deps ]; then \
         find /sandbox/.openclaw/plugin-runtime-deps -type f \( \
             -name '*.d.ts' -o -name '*.d.mts' -o -name '*.d.cts' -o \

test/seed-wechat-accounts.test.ts

@@ -229,6 +229,40 @@ describe("seed-wechat-accounts.py: openclaw.json patching (channels.openclaw-wei
     expect(cfg.channels["openclaw-weixin"].accounts.primary.enabled).toBe(true);
   });
 
+  it("restores the channel block after a later OpenClaw config rewrite drops it", () => {
+    // The Dockerfile invokes this seed script again after OpenClaw doctor and
+    // plugin installation because those commands can rewrite openclaw.json
+    // after generate-openclaw-config.py first runs. Re-running the seed must
+    // be enough to put the upstream WeChat channel registration back.
+    writeOpenclawConfig({
+      channels: {
+        telegram: { accounts: { default: { enabled: true } } },
+        slack: { accounts: { default: { enabled: true } } },
+      },
+      plugins: {
+        installs: {
+          "openclaw-weixin": {
+            type: "npm",
+            spec: "@tencent-weixin/openclaw-weixin@2.4.2",
+          },
+        },
+      },
+    });
+
+    const result = runSeed({
+      NEMOCLAW_WECHAT_CONFIG_B64: configB64({
+        accountId: "primary",
+        baseUrl: "https://ilinkai.wechat.com",
+        userId: "wxid-42",
+      }),
+    });
+    expect(result.status).toBe(0);
+
+    const cfg = readJson(path.join(tmpDir, ".openclaw", "openclaw.json"));
+    expect(Object.keys(cfg.channels)).toEqual(["telegram", "slack", "openclaw-weixin"]);
+    expect(cfg.channels["openclaw-weixin"].accounts.primary.enabled).toBe(true);
+  });
+
   it("bails (and warns) when openclaw.json is missing — does not invent a config", () => {
     // generate-openclaw-config.py runs first and is responsible for producing
     // openclaw.json. If it failed silently, we'd rather print a warning than