first working instance without adminer

drupal_context/Dockerfile

@@ -0,0 +1,29 @@
+FROM drupal:9.4.7-fpm-alpine
+
+MAINTAINER Robert Nasarek "r.nasarek@gnm.de"
+
+# Install build environment
+RUN apk add build-base autoconf vim
+
+# Install extensions
+RUN pecl install apcu uploadprogress
+
+# Enable extensions
+RUN docker-php-ext-enable apcu uploadprogress
+
+# Remove build packages
+RUN apk del build-base autoconf
+
+# Custom PHP settings
+
+## PHP
+RUN { \
+    echo 'max_execution_time = 60'; \
+    echo 'max_input_time = 30'; \
+    echo 'max_input_nesting_level = 640'; \
+    echo 'max_input_vars = 10000'; \
+    echo 'memory_limit = 512M'; \
+    echo 'upload_max_filesize = 20M'; \
+    echo 'max_file_uploads = 50'; \
+    echo 'post_max_size = 20M'; \
+  } > /usr/local/etc/php/conf.d/99-custom-settings.ini;