Update Dockerfile

Dockerfile

@@ -171,10 +171,37 @@ cat > /root/.openclaw/openclaw.json <<EOF
     }
   },
   "channels":{
-    "slack":{
-      "enabled":true,
-      "botToken":"$SLACK_BOT_TOKEN",
-      "appToken":"$SLACK_APP_TOKEN"
+    "slack": {
+      "mode": "socket",
+      "webhookPath": "/slack/events",
+      "enabled": true,
+      "botToken": "$SLACK_BOT_TOKEN",
+      "appToken": "$SLACK_APP_TOKEN"
+      "userTokenReadOnly": true,
+      "groupPolicy": "allowlist",
+      "streaming": "partial",
+      "nativeStreaming": true,
+      "actions": {
+        "reactions": true,
+        "messages": true,
+        "pins": true,
+        "memberInfo": true,
+        "channelInfo": true,
+        "emojiList": true
+      },
+      "dm": {
+        "enabled": true,
+        "policy": "allowlist",
+        "allowFrom": [
+          "$SLACK_USER_ID"
+        ]
+      },
+      "channels": {
+        "$SLACK_CHANNEL_ID": {
+          "allow": true,
+          "requireMention": true
+        }
+      }
     }
   }
 }