Add missing documentation

Change-Id: I7ee4b4fa6f23c0ad93e29d4dc52e8430e5f6373f
diff --git a/man/clearCache-KorAPConnection-method.Rd b/man/clearCache-KorAPConnection-method.Rd
new file mode 100644
index 0000000..cc7666e
--- /dev/null
+++ b/man/clearCache-KorAPConnection-method.Rd
@@ -0,0 +1,27 @@
+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/KorAPConnection.R
+\name{clearCache,KorAPConnection-method}
+\alias{clearCache,KorAPConnection-method}
+\alias{clearCache}
+\title{Clear local cache}
+\usage{
+\S4method{clearCache}{KorAPConnection}(kco)
+}
+\arguments{
+\item{kco}{KorAPConnection object}
+}
+\value{
+Invisible NULL (function called for side effects)
+}
+\description{
+Clears the local cache of API responses for the current RKorAPClient version.
+Useful when you want to force fresh data retrieval or free up disk space.
+}
+\examples{
+\dontrun{
+kco <- KorAPConnection()
+clearCache(kco)
+}
+
+}
+\concept{connection-initialization}