fix(channels): keep matrix and mattermost bundled

scripts/lib/official-external-channel-catalog.json

@@ -198,52 +198,6 @@
         }
       }
     },
-    {
-      "name": "@openclaw/matrix",
-      "description": "OpenClaw Matrix channel plugin",
-      "source": "official",
-      "kind": "channel",
-      "openclaw": {
-        "channel": {
-          "id": "matrix",
-          "label": "Matrix",
-          "selectionLabel": "Matrix (plugin)",
-          "docsPath": "/channels/matrix",
-          "docsLabel": "matrix",
-          "blurb": "open protocol; install the plugin to enable.",
-          "order": 70,
-          "quickstartAllowFrom": true
-        },
-        "install": {
-          "npmSpec": "@openclaw/matrix",
-          "defaultChoice": "npm",
-          "minHostVersion": ">=2026.4.10",
-          "allowInvalidConfigRecovery": true
-        }
-      }
-    },
-    {
-      "name": "@openclaw/mattermost",
-      "description": "OpenClaw Mattermost channel plugin",
-      "source": "official",
-      "kind": "channel",
-      "openclaw": {
-        "channel": {
-          "id": "mattermost",
-          "label": "Mattermost",
-          "selectionLabel": "Mattermost (plugin)",
-          "docsPath": "/channels/mattermost",
-          "docsLabel": "mattermost",
-          "blurb": "self-hosted Slack-style chat; install the plugin to enable.",
-          "order": 65
-        },
-        "install": {
-          "npmSpec": "@openclaw/mattermost",
-          "defaultChoice": "npm",
-          "minHostVersion": ">=2026.4.10"
-        }
-      }
-    },
     {
       "name": "@openclaw/msteams",
       "description": "OpenClaw Microsoft Teams channel plugin",

scripts/lib/optional-bundled-clusters.mjs

@@ -3,7 +3,6 @@ const optionalBundledClusters = [
   "diagnostics-otel",
   "diffs",
   "googlechat",
-  "matrix",
   "memory-lancedb",
   "msteams",
   "nostr",