Keep reaction poppers visible at all times

ts/util/lint/exceptions.json

@@ -13845,6 +13845,14 @@
     "updated": "2019-11-01T22:46:33.013Z",
     "reasonDetail": "Used for setting focus only"
   },
+  {
+    "rule": "React-createRef",
+    "path": "ts/components/conversation/MessageDetail.js",
+    "line": "        this.messageContainerRef = react_1.default.createRef();",
+    "reasonCategory": "usageTrusted",
+    "updated": "2021-08-20T16:48:00.885Z",
+    "reasonDetail": "Needed to confine Poppers. We don't actually manipulate this DOM reference."
+  },
   {
     "rule": "React-useRef",
     "path": "ts/components/conversation/Quote.js",
@@ -13869,6 +13877,14 @@
     "updated": "2019-07-31T00:19:18.696Z",
     "reasonDetail": "Timeline needs to interact with its child List directly"
   },
+  {
+    "rule": "React-createRef",
+    "path": "ts/components/conversation/Timeline.js",
+    "line": "        this.containerRef = react_1.default.createRef();",
+    "reasonCategory": "usageTrusted",
+    "updated": "2021-08-20T16:48:00.885Z",
+    "reasonDetail": "Needed to confine Poppers. We don't actually manipulate this DOM reference."
+  },
   {
     "rule": "React-useRef",
     "path": "ts/components/conversation/conversation-details/AddGroupMembersModal/ChooseGroupMembersModal.js",

ts/util/lint/linter.ts

@@ -26,6 +26,8 @@ const excludedFilesRegexps = [
 
   // Non-distributed files
   '\\.d\\.ts$',
+  '.+\\.stories\\.js',
+  '.+\\.stories\\.tsx',
 
   // High-traffic files in our project
   '^app/.+(ts|js)',