create setup_env script

docker/php/scripts/setup_env.sh

@@ -0,0 +1,21 @@
+#!/bin/sh
+
+setup_env() {
+  echo "Configuring environment..."
+
+  cp /tmp/app.env .env
+
+  /usr/local/bin/wait-typesense.sh
+
+  TYPESENSE_API_KEY=$(cat /typesense-data/api-key)
+  sed -i "s/^TYPESENSE_API_KEY=.*/TYPESENSE_API_KEY=$TYPESENSE_API_KEY/" .env
+  echo "DEV=$DEV" >> .env
+
+  if [ "$IS_DEV" = 1 ]; then
+    chown www-data:www-data .env
+    chmod 664 .env
+  else
+    chown www-data:www-data .env
+    chmod 640 .env
+  fi
+}