diff --git a/.gitignore b/.gitignore
new file mode 100644
index 00000000..2b9b3f4c
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,5 @@
+lib/node_modules/
+lib/dist/
+frontend/node_modules/
+frontend/dist/
+
diff --git a/lib/src/Components/Input/RichTextEditor.tsx b/lib/src/Components/Input/RichTextEditor.tsx
index 4016a823..293e0009 100644
--- a/lib/src/Components/Input/RichTextEditor.tsx
+++ b/lib/src/Components/Input/RichTextEditor.tsx
@@ -1,8 +1,6 @@
 /* eslint-disable @typescript-eslint/no-unsafe-assignment */
 /* eslint-disable @typescript-eslint/no-unsafe-call */
 /* eslint-disable @typescript-eslint/no-unsafe-member-access */
-import { log } from 'node:console'
-
 import { Color } from '@tiptap/extension-color'
 import { Image } from '@tiptap/extension-image'
 import { Link } from '@tiptap/extension-link'
@@ -209,12 +207,14 @@ export function getStyledMarkdown(editor: Editor): string {
       /(?:youtube\.com\/(?:watch\?v=|embed\/)|youtu\.be\/)([a-zA-Z0-9_-]{11})/,
     )
     const videoId = match?.[1]
-    const nocookieUrl = `https://www.youtube-nocookie.com/embed/${videoId}`
+    if (videoId) {
+      const nocookieUrl = `https://www.youtube-nocookie.com/embed/${videoId}`
 
-    let tag = '<div class="tw:w-full tw:aspect-video tw:overflow-hidden">'
-    tag += `<iframe src="${nocookieUrl}" allowfullscreen class="tw-w-full tw-h-full" loading="lazy"></iframe>`
-    tag += '</div>'
-    state.write(tag)
+      let tag = '<div class="tw:w-full tw:aspect-video tw:overflow-hidden">'
+      tag += `<iframe src="${nocookieUrl}" allowfullscreen class="tw-w-full tw-h-full" loading="lazy"></iframe>`
+      tag += '</div>'
+      state.write(tag)
+    }
   }
 
   const customSerializer = new MarkdownSerializer(
@@ -258,16 +258,12 @@ const CustomYoutube = Youtube.extend({
         tag: 'iframe[src*="/embed/"]',
         priority: 1000,
         getAttrs: (dom) => {
-          const src = (dom as HTMLIFrameElement).getAttribute('src') || ''
-          console.log(src)
+          const src = (dom as HTMLIFrameElement).getAttribute('src') ?? ''
           const match = src.match(/\/embed\/([A-Za-z0-9_-]{11})/)
-          console.log(match)
           if (!match) {
             return false
           }
           const videoId = match[1]
-          console.log(videoId)
-          // immer auf nocookie normieren
           return {
             src: `https://www.youtube-nocookie.com/embed/${videoId}`,
           }
diff --git a/lib/src/Components/Map/Subcomponents/ItemPopupComponents/TextView.tsx b/lib/src/Components/Map/Subcomponents/ItemPopupComponents/TextView.tsx
index 5add5edf..0027ef82 100644
--- a/lib/src/Components/Map/Subcomponents/ItemPopupComponents/TextView.tsx
+++ b/lib/src/Components/Map/Subcomponents/ItemPopupComponents/TextView.tsx
@@ -20,6 +20,7 @@ import { fixUrls, mailRegex } from '#utils/ReplaceURLs'
 
 import type { Item } from '#types/Item'
 import type { Tag } from '#types/Tag'
+import type { Root, Element } from 'hast'
 
 /**
  * @category Map
@@ -246,20 +247,25 @@ export const sanitizeSchema = {
 }
 
 export function rehypeFilterYouTubeIframes() {
-  return (tree: any) => {
+  return (tree: Root) => {
     visit(tree, 'element', (node) => {
-      if (node.tagName === 'iframe') {
-        const src = String(node.properties?.src || '')
+      // node ist hier typischerweise ein HAST-Element
+      const el = node
+
+      if (el.tagName === 'iframe') {
+        const src = String(el.properties?.src ?? '')
+
         // Nur echte YouTube-Embed-URLs zulassen
         if (
+          // eslint-disable-next-line security/detect-unsafe-regex
           !/^https:\/\/(?:www\.)?(?:youtube\.com|youtube-nocookie\.com)\/embed\/[A-Za-z0-9_-]+(?:\?.*)?$/.test(
             src,
           )
         ) {
           // ersetze es durch einen leeren div
-          node.tagName = 'div'
-          node.properties = {}
-          node.children = []
+          el.tagName = 'div'
+          el.properties = {}
+          el.children = []
         }
       }
     })
diff --git a/node_modules/.vite/deps/_metadata.json b/node_modules/.vite/deps/_metadata.json
deleted file mode 100644
index 9fd5219b..00000000
--- a/node_modules/.vite/deps/_metadata.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  "hash": "af787104",
-  "configHash": "61d63c0d",
-  "lockfileHash": "fc7082fc",
-  "browserHash": "ef8d4f33",
-  "optimized": {},
-  "chunks": {}
-}
\ No newline at end of file
diff --git a/node_modules/.vite/deps/package.json b/node_modules/.vite/deps/package.json
deleted file mode 100644
index 3dbc1ca5..00000000
--- a/node_modules/.vite/deps/package.json
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-  "type": "module"
-}