Remove pdo_sqlite, use MySQL

Dockerfile

@@ -26,7 +26,6 @@ COPY package.json package-lock.json ./
 RUN npm ci
 COPY . .
 COPY --from=composer-builder /app/vendor ./vendor
-RUN ls vendor/livewire/flux/dist/ || echo "MISSING: flux dist not found"
 RUN npm run build
 
 # Stage 3: Production image
@@ -47,7 +46,6 @@ RUN apk add --no-cache \
     && docker-php-ext-configure gd --with-freetype --with-jpeg --with-webp \
     && docker-php-ext-install -j$(nproc) \
         pdo_mysql \
-        pdo_sqlite \
         mbstring \
         exif \
         pcntl \