🚢 Simplified docker builds (#456)

* Simplify docker builds

* Ignore docker and frontend scripts from PHP related checks

* Update docker development setup

docker/production/entrypoint.d/00-setup.sh

@@ -0,0 +1,51 @@
+#!/bin/bash
+
+set -e
+
+# Read version information
+version=$(head -n 1 /var/www/html/version.md)
+
+echo "
+-------------------------------------
+InvoiceShelf Version:  $version
+-------------------------------------"
+
+if [ -n "$STARTUP_DELAY" ]
+then echo "**** Delaying startup ($STARTUP_DELAY seconds)... ****"
+	sleep $STARTUP_DELAY
+fi
+
+cd /var/www/html
+
+cp .env.example .env
+
+if [ "$DB_CONNECTION" = "sqlite" ] || [ -z "$DB_CONNECTION" ]; then
+    echo "**** Configure SQLite3 database ****"
+    if [ ! -n "$DB_DATABASE" ]; then
+        echo "**** DB_DATABASE not defined. Fall back to default /database/database.sqlite location ****"
+        DB_DATABASE='/var/www/html/database/database.sqlite'
+    fi
+
+    if [ ! -e "$DB_DATABASE" ]; then
+        echo "**** Specified sqlite database doesn't exist. Creating it ****"
+        echo "**** Please make sure your database is on a persistent volume ****"
+        sqlite3 "$DB_DATABASE" "VACUUM;"
+    fi
+    chown www-data:www-data "$DB_DATABASE"
+fi
+
+echo "**** Inject .env values ****" && \
+	/inject.sh
+
+echo "**** Setting up artisan permissions ****"
+chmod +x artisan
+
+if ! grep -q "APP_KEY" /var/www/html/.env
+then
+    echo "**** Creating empty APP_KEY variable ****"
+    echo "$(printf "APP_KEY=\n"; cat /var/www/html/.env)" > /var/www/html/.env
+fi
+if ! grep -q '^APP_KEY=[^[:space:]]' /var/www/html/.env; then
+    echo "**** Generating new APP_KEY variable ****"
+    ./artisan key:generate -n
+fi