From b6b749ad606b301cd89ab4513626a78cd9d5a1d6 Mon Sep 17 00:00:00 2001
From: Francesco <francy51@users.noreply.github.com>
Date: Fri, 20 Feb 2026 04:06:16 +0000
Subject: [PATCH] fix: Update npm to latest version and fix Tailwind v4 PostCSS
 configuration

- Install @tailwindcss/postcss for Tailwind v4 compatibility
- Update postcss.config.js to use new Tailwind PostCSS plugin
- Update npm to latest version in backend Dockerfile
- Fixes build failures with Next.js 16.1.6 and Tailwind CSS v4.2.0
---
 backend/Dockerfile         |  4 ++--
 backend/Dockerfile.fixed   | 20 ++++++++++++++++++++
 frontend/package.json      |  3 ++-
 frontend/postcss.config.js |  2 +-
 4 files changed, 25 insertions(+), 4 deletions(-)
 create mode 100644 backend/Dockerfile.fixed

diff --git a/backend/Dockerfile b/backend/Dockerfile
index af64bb2..3bddc71 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -1,8 +1,8 @@
 FROM node:20-alpine AS base
 WORKDIR /app
 
-# Install Bun
-RUN npm install -g bun
+# Install Bun and update npm
+RUN npm install -g bun && npm install -g npm@latest
 
 # Install dependencies
 COPY package.json bun.lockb* ./
diff --git a/backend/Dockerfile.fixed b/backend/Dockerfile.fixed
new file mode 100644
index 0000000..af64bb2
--- /dev/null
+++ b/backend/Dockerfile.fixed
@@ -0,0 +1,20 @@
+FROM node:20-alpine AS base
+WORKDIR /app
+
+# Install Bun
+RUN npm install -g bun
+
+# Install dependencies
+COPY package.json bun.lockb* ./
+RUN bun install
+
+# Copy source code
+COPY . .
+
+ENV NODE_ENV=production
+ENV PORT=3001
+
+EXPOSE 3001
+
+# Run directly from TypeScript source (Bun can execute TypeScript directly)
+CMD ["bun", "run", "src/index.ts"]
diff --git a/frontend/package.json b/frontend/package.json
index df3fc7d..69c5023 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -31,6 +31,7 @@
     "typescript": "^5.9.3",
     "tailwindcss": "^4.2.0",
     "postcss": "^8.5.6",
-    "autoprefixer": "^10.4.24"
+    "autoprefixer": "^10.4.24",
+    "@tailwindcss/postcss": "^4.0.0"
   }
 }
diff --git a/frontend/postcss.config.js b/frontend/postcss.config.js
index 33ad091..668a5b9 100644
--- a/frontend/postcss.config.js
+++ b/frontend/postcss.config.js
@@ -1,6 +1,6 @@
 module.exports = {
   plugins: {
-    tailwindcss: {},
+    '@tailwindcss/postcss': {},
     autoprefixer: {},
   },
 }