add type definition to fix remark-kroki type lookup failure

Author: audreyality

types/remark-kroki.d.ts

@@ -0,0 +1,14 @@
+// FIXME: delete this file once `remark-kroki` ships its own type definitions
+// (or once `@types/remark-kroki` is published on DefinitelyTyped). Track
+// upstream at https://github.com/show-docs/remark-kroki.
+declare module "remark-kroki" {
+  export interface RemarkKrokiOptions {
+    server?: string;
+    headers?: Record<string, string>;
+    alias?: string[];
+    output?: string;
+    target?: "html" | "mdx3";
+  }
+
+  export function remarkKroki(options?: RemarkKrokiOptions): (tree: unknown) => Promise<void>;
+}