Update golang Docker tag to v1.25.5

renovate[bot] · web-flow · commit 3af3831443b9 · 2025-12-02T21:12:11.000Z
diff --git a/Dockerfile b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.15.5
+FROM golang:1.25.5
 
 ENV PKG github.com/yuuki/shawk
 WORKDIR /go/src/$PKG
