feat: implement 3D printing module (calculator, filaments, printers)

Dockerfile

@@ -7,6 +7,15 @@ COPY package*.json ./
 RUN npm ci
 
 COPY . .
+
+# Add ARGs for build time environment variables
+ARG VITE_SUPABASE_URL
+ARG VITE_SUPABASE_ANON_KEY
+
+# Ensure they are available during build
+ENV VITE_SUPABASE_URL=$VITE_SUPABASE_URL
+ENV VITE_SUPABASE_ANON_KEY=$VITE_SUPABASE_ANON_KEY
+
 RUN npm run build
 
 # Production Stage