Refactoring about how proxy fetching happens

plugs/core/page_links.ts

@@ -33,11 +33,11 @@ export async function indexLinks({ name, tree }: IndexTreeEvent) {
       pageMeta[k] = v;
     }
     // Don't index meta data starting with $
-    // for (const key in pageMeta) {
-    //   if (key.startsWith("$")) {
-    //     delete pageMeta[key];
-    //   }
-    // }
+    for (const key in pageMeta) {
+      if (key.startsWith("$")) {
+        delete pageMeta[key];
+      }
+    }
     // console.log("Extracted page meta data", pageMeta);
     await index.set(name, "meta:", pageMeta);
   }

plugs/markdown/markdown_render.ts

@@ -357,6 +357,15 @@ function render(
         };
       }
       return null;
+    case "Escape": {
+      return {
+        name: "span",
+        attrs: {
+          class: "escape",
+        },
+        body: t.children![0].text!.slice(1),
+      };
+    }
     // Text
     case undefined:
       return t.text!;

plugs/share/publish.ts

@@ -8,20 +8,15 @@ export async function publishCommand() {
   const text = await editor.getText();
   const pageName = await editor.getCurrentPage();
   const tree = await markdown.parseMarkdown(text);
-  const { $share } = await extractFrontmatter(tree);
+  let { $share } = await extractFrontmatter(tree);
   if (!$share) {
-    await editor.flashNotification("Saved.");
+    // Nothing to do here
     return;
   }
   if (!Array.isArray($share)) {
-    await editor.flashNotification(
-      "$share front matter must be an array.",
-      "error",
-    );
-    return;
+    $share = [$share];
   }
   await editor.flashNotification("Sharing...");
-  // Delegate actual publishing to the server
   try {
     await publish(pageName, $share);
     await editor.flashNotification("Done!");
@@ -31,9 +26,6 @@ export async function publishCommand() {
 }
 
 async function publish(pageName: string, uris: string[]) {
-  if (!Array.isArray(uris)) {
-    uris = [uris];
-  }
   for (const uri of uris) {
     const publisher = uri.split(":")[0];
     const results = await events.dispatchEvent(