diff --git a/.gitignore b/.gitignore
index 9b66b15..777f011 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,12 +11,20 @@
 /.env*
 !/.env*.erb
 
+# Ignore sockets
+/tmp/sockets/*
+!/tmp/sockets/.keep
+
 # Ignore all logfiles and tempfiles.
 /log/*
 /tmp/*
 !/log/.keep
 !/tmp/.keep
 
+# Ignore sockets
+/tmp/sockets/*
+!/tmp/sockets/.keep
+
 # Ignore pidfiles, but keep the directory.
 /tmp/pids/*
 !/tmp/pids/
diff --git a/mise.toml b/mise.toml
new file mode 100644
index 0000000..f5e0cd8
--- /dev/null
+++ b/mise.toml
@@ -0,0 +1,2 @@
+[tools]
+ruby = "ruby-3.3.4"