✨ reduce docker size

Author: homersimpsons

.dockerignore

@@ -1,7 +1,9 @@
-.git/
-.github/
-bin/run-in-docker.sh
-bin/run-tests-in-docker.sh
-tests/
-vendor/
-phpunit-tests/
+# Ignore everything to act as an allow list
+*
+
+# Include application files
+!src/
+!composer.json
+!composer.lock
+!main.php
+!bin/run.sh

Dockerfile

@@ -3,7 +3,13 @@ FROM composer:latest AS builder
 WORKDIR /opt/representer
 COPY . /opt/representer
 
-RUN /usr/bin/composer install --no-dev --no-interaction --no-progress --no-scripts --optimize-autoloader --working-dir=/opt/representer
+RUN /usr/bin/composer install \
+    --no-dev \
+    --no-interaction \
+    --no-progress \
+    --no-scripts \
+    --classmap-authoritative \
+    --working-dir=/opt/representer
 
 FROM php:8.1-cli-alpine
 

bin/run-tests-in-docker.sh

@@ -20,6 +20,7 @@ docker run \
     --rm \
     --network none \
     --read-only \
+    --mount type=bind,source="${PWD}/bin/run-tests.sh",destination=/opt/representer/bin/run-tests.sh \
     --mount type=bind,source="${PWD}/tests",destination=/opt/representer/tests \
     --mount type=tmpfs,destination=/tmp \
     --workdir /opt/representer \