diff --git a/.idea/git_toolbox_blame.xml b/.idea/git_toolbox_blame.xml
new file mode 100644
index 0000000..7dc1249
--- /dev/null
+++ b/.idea/git_toolbox_blame.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="GitToolBoxBlameSettings">
+    <option name="version" value="2" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/indexLayout.xml b/.idea/indexLayout.xml
new file mode 100644
index 0000000..7b08163
--- /dev/null
+++ b/.idea/indexLayout.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="UserContentModel">
+    <attachedFolders />
+    <explicitIncludes />
+    <explicitExcludes />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/projectSettingsUpdater.xml b/.idea/projectSettingsUpdater.xml
new file mode 100644
index 0000000..86cc6c6
--- /dev/null
+++ b/.idea/projectSettingsUpdater.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="RiderProjectSettingsUpdater">
+    <option name="vcsConfiguration" value="3" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..94a25f7
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/build/Dockerfile b/build/Dockerfile
index 777e19d..6646629 100644
--- a/build/Dockerfile
+++ b/build/Dockerfile
@@ -1,8 +1,8 @@
 #
-# build AB-NGINX container (based on NGINX mainline)
+# build AB-NGINX container (based on NGINX mainline on Alpine linux)
 #
 
-ARG NGINX_VERSION=1.25.1
+ARG NGINX_VERSION=1.27
 FROM nginx:${NGINX_VERSION}-alpine
 ARG NGINX_VERSION