Assisted-by: GLM-5.1 via pi

diff --git a/.ramekin/Dockerfile b/.ramekin/Dockerfile
new file mode 100644
index 0000000..84a8ae1
--- /dev/null
+++ b/.ramekin/Dockerfile
@@ -0,0 +1,7 @@
+FROM ramekin-agent
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ruby ruby-dev ruby-bundler \
+    libsqlite3-dev \
+    build-essential \
+    && rm -rf /var/lib/apt/lists/*
diff --git a/.ruby-version b/.ruby-version
new file mode 100644
index 0000000..eb39e53
--- /dev/null
+++ b/.ruby-version
@@ -0,0 +1 @@
+3.3