feat(readme): update networking guide

README.md

@@ -153,7 +153,7 @@ For more details, check out the full documentation [here](https://github.com/Itz
 
 ## Expose Perplexica to network
 
-You can access Perplexica over your home network by following our networking guide [here](https://github.com/ItzCrazyKns/Perplexica/blob/master/docs/installation/NETWORKING.md).
+Perplexica runs on Next.js and handles all API requests. It works right away on the same network and stays accessible even with port forwarding.
 
 ## One-Click Deployment
 

app.dockerfile

@@ -1,4 +1,4 @@
-FROM node:20.18.0-alpine AS builder
+FROM node:20.18.0-slim AS builder
 
 WORKDIR /home/perplexica
 
@@ -12,7 +12,7 @@ COPY public ./public
 RUN mkdir -p /home/perplexica/data
 RUN yarn build
 
-FROM node:20.18.0-alpine
+FROM node:20.18.0-slim
 
 WORKDIR /home/perplexica