added --- rendering to markdown

manifest.json

@@ -1,7 +1,7 @@
 {
   "manifest_version": 3,
   "name": "WWCompanion",
-  "version": "0.1.3",
+  "version": "0.1.4",
   "description": "Manual reasoning companion for WaterlooWorks job postings.",
   "permissions": ["storage", "activeTab"],
   "host_permissions": ["https://waterlooworks.uwaterloo.ca/*"],

popup.css

@@ -263,6 +263,12 @@ button:active {
   color: var(--muted);
 }
 
+.output-body hr {
+  border: none;
+  border-top: 1px solid var(--border);
+  margin: 8px 0;
+}
+
 .output-body pre {
   margin: 0 0 10px;
   padding: 8px;

popup.js

@@ -172,6 +172,14 @@ function renderMarkdown(rawText) {
       continue;
     }
 
+    if (/^(\s*[-*_])\1{2,}\s*$/.test(line)) {
+      flushParagraph();
+      closeList();
+      closeBlockquote();
+      result.push("<hr>");
+      continue;
+    }
+
     if (isQuoteLine) {
       if (!inBlockquote) {
         flushParagraph();