fix(docker): entrypoint chowns storage at container start

Stale app.log owned by UID 82 (from previous image) blocked the UID-1000 php-fpm workers from writing. Entrypoint fixes ownership on every start, surviving migrations.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

Dockerfile

@@ -17,6 +17,8 @@ RUN apk add --no-cache \
 
 WORKDIR /var/www/html
 
+COPY docker/php/entrypoint.sh /usr/local/bin/entrypoint.sh
+
 # --- builder: composer install without dev deps, no scripts ---
 FROM base AS builder
 COPY composer.json composer.lock ./
@@ -32,6 +34,7 @@ COPY public ./public
 COPY src ./src
 COPY storage ./storage
 
-RUN chown -R www-data:www-data /var/www/html/storage
+RUN chmod +x /usr/local/bin/entrypoint.sh
 
+ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]
 CMD ["php-fpm"]

docker/php/entrypoint.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+set -e
+
+mkdir -p /var/www/html/storage/logs /var/www/html/storage/uploads
+chown -R www-data:www-data /var/www/html/storage
+
+exec docker-php-entrypoint "$@"