docker support

Dockerfile

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+# build
+FROM php:8.2-fpm-alpine AS builder
+ARG APP_ENV=${APP_ENV}
+
+RUN apk add --no-cache --update php82 git
+WORKDIR /opt/app
+COPY --from=composer:latest /usr/bin/composer /usr/local/bin/composer
+COPY . .
+RUN if [ "$APP_ENV" = "dev" ]; \
+    then \
+        composer install --ignore-platform-reqs && mv .rr.dev.yaml .rr.yaml; \
+    else \
+        composer install --ignore-platform-reqs --no-dev --optimize-autoloader && rm .rr.dev.yaml; \
+    fi
+
+# final
+FROM alpine
+ARG APP_ENV=${APP_ENV}
+RUN apk add --no-cache --update \
+    php82 \
+    php82-curl \
+    php82-session \
+    php82-dom \
+    php82-simplexml \
+    php82-gd \
+    php82-intl \
+    php82-ctype \
+    php82-zip \
+    php82-tokenizer \
+    php82-iconv \
+    php82-pdo_pgsql && \
+    ln -s /usr/bin/php82 /usr/bin/php
+
+WORKDIR /opt/app
+COPY --from=builder /opt/app/ .
+COPY --from=builder /opt/app/bin/rr /usr/local/bin/rr
+
+EXPOSE 8000
+
+ENTRYPOINT ["/usr/local/bin/rr"]
+
+# Provide default arguments to RoadRunner (optional, can be overridden by docker run)
+CMD ["serve", "-c", "/opt/app/.rr.yaml", "--debug"]