diff --git a/Dockerfile b/Dockerfile
index d14553a..356d6af 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,16 +1,29 @@
-FROM node:22-slim
+# /Dockerfile
+FROM node:20-slim
 
-# yt-dlp installieren
-RUN apt-get update && apt-get install -y curl ca-certificates \
- && curl -L https://github.com/yt-dlp/yt-dlp/releases/latest/download/yt-dlp -o /usr/local/bin/yt-dlp \
- && chmod a+rx /usr/local/bin/yt-dlp \
- && apt-get clean && rm -rf /var/lib/apt/lists/*
+# System-Tools + Python3 für yt-dlp + optional ffmpeg
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+      python3 \
+      ca-certificates \
+      curl \
+      ffmpeg \
+    && rm -rf /var/lib/apt/lists/*
+
+# yt-dlp installieren (Release-Binary)
+RUN curl -L https://github.com/yt-dlp/yt-dlp/releases/latest/download/yt-dlp \
+      -o /usr/local/bin/yt-dlp \
+ && chmod a+rx /usr/local/bin/yt-dlp
 
 WORKDIR /app
+
+# Dependencies installieren
 COPY package.json package-lock.json* ./
 RUN npm ci || npm i
+
+# App-Code
 COPY . .
 
-ENV PORT=3000y
+ENV PORT=3000
 EXPOSE 3000
-CMD ["npm","start"]
+CMD ["npm","start"]
\ No newline at end of file
diff --git a/docker-compose.yml b/docker-compose.yml
index 37853a2..a81974c 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -2,6 +2,8 @@ services:
   vrc-ytdlp-resolver:
     image: mrunknownde/vrc-ytdlp-resolver
     container_name: vrc-ytdlp-resolver
+    environment:
+      PORT: "3000"
     ports:
       - "3000:3000"
     restart: unless-stopped
diff --git a/package-lock.json b/package-lock.json
index 8c47596..f758bd4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,11 +1,11 @@
 {
-  "name": "vrc-ytdlp-export",
+  "name": "vrc-ytdlp-resolver",
   "version": "1.0.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
-      "name": "vrc-ytdlp-export",
+      "name": "vrc-ytdlp-resolver",
       "version": "1.0.0",
       "dependencies": {
         "express": "^4.21.1",
diff --git a/package.json b/package.json
index 4a05a28..78dbf71 100644
--- a/package.json
+++ b/package.json
@@ -1,5 +1,5 @@
 {
-  "name": "vrc-ytdlp-export",
+  "name": "vrc-ytdlp-resolver",
   "version": "1.0.0",
   "private": true,
   "type": "module",