chore: Move to Typescript (#2783)

This PR moves the entire project to Typescript. Due to the ~1000 ignores this will lead to a messy codebase for a while, but the churn is worth it – all of those ignore comments are places that were never type-safe previously.

closes #1282

server/utils/parseDocumentIds.ts

@@ -0,0 +1,44 @@
+import { parser } from "rich-markdown-editor";
+
+export default function parseDocumentIds(text: string): string[] {
+  const value = parser.parse(text);
+  // @ts-expect-error ts-migrate(7034) FIXME: Variable 'links' implicitly has type 'any[]' in so... Remove this comment to see the full error message
+  const links = [];
+
+  // @ts-expect-error ts-migrate(7006) FIXME: Parameter 'node' implicitly has an 'any' type.
+  function findLinks(node) {
+    // get text nodes
+    if (node.type.name === "text") {
+      // get marks for text nodes
+      // @ts-expect-error ts-migrate(7006) FIXME: Parameter 'mark' implicitly has an 'any' type.
+      node.marks.forEach((mark) => {
+        // any of the marks links?
+        if (mark.type.name === "link") {
+          const { href } = mark.attrs;
+
+          // any of the links to other docs?
+          if (href.startsWith("/doc")) {
+            const tokens = href.replace(/\/$/, "").split("/");
+            const lastToken = tokens[tokens.length - 1];
+
+            // don't return the same link more than once
+            // @ts-expect-error ts-migrate(7005) FIXME: Variable 'links' implicitly has an 'any[]' type.
+            if (!links.includes(lastToken)) {
+              links.push(lastToken);
+            }
+          }
+        }
+      });
+    }
+
+    if (!node.content.size) {
+      return;
+    }
+
+    node.content.descendants(findLinks);
+  }
+
+  findLinks(value);
+  // @ts-expect-error ts-migrate(7005) FIXME: Variable 'links' implicitly has an 'any[]' type.
+  return links;
+}