refactor: Fix eslint warnings (#3698)

* Update dependencies and remove typescript version pinning (fixed upstream)

* Fix esling warnings (disabled any and script lang checks)
Rewrote clipboard copy (Fixes #3407)
Run prettier

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Co-authored-by: Oleg Lobanov <oleg@lobanov.me>

frontend/src/components/prompts/FileList.vue

@@ -80,7 +80,7 @@ export default {
 
       // Otherwise we add every directory to the
       // move options.
-      for (let item of req.items) {
+      for (const item of req.items) {
         if (!item.isDir) continue;
 
         this.items.push({
@@ -93,12 +93,12 @@ export default {
       // Retrieves the URL of the directory the user
       // just clicked in and fill the options with its
       // content.
-      let uri = event.currentTarget.dataset.url;
+      const uri = event.currentTarget.dataset.url;
 
       files.fetch(uri).then(this.fillOptions).catch(this.$showError);
     },
     touchstart(event) {
-      let url = event.currentTarget.dataset.url;
+      const url = event.currentTarget.dataset.url;
 
       // In 300 milliseconds, we shall reset the count.
       setTimeout(() => {