Patch fathom analytics (#3292)

* try to patch fathom's script el to support SPAs

* Update code samples [skip ci]

* add timeout, ensure multiple attempts at adding, limit var scope

Author: guimachiavelli

fathom-data-attr.js

@@ -0,0 +1,22 @@
+(function(){
+  let attempts = 0;
+
+  function addDataAttr() {
+    const spaValue = "auto";
+    const el = document.getElementById("fathom-script");
+    attempts += 1;
+    
+    if (!el && attempts < 10) {
+      window.setTimeout(addDataAttr, 100);
+      return;
+    }
+
+    const dataSpaValue = el.dataset.spa;
+
+    if (dataSpaValue === undefined) {
+      el.dataset.spa = spaValue;
+    }
+  }
+
+  addDataAttr();
+})();

snippets/samples/code_samples_update_filterable_attributes_1.mdx

@@ -11,7 +11,7 @@ curl \
       "attributePatterns": ["*_ratings"],
       "features": {
         "facetSearch": false,
-        "filters": {
+        "filter": {
           "equality": true,
           "comparison": false
         }