Update golang Docker tag to v1.25

renovate[bot] · web-flow · commit af9f18dc254f · 2025-12-30T17:00:53.000Z
diff --git a/Dockerfile b/Dockerfile
@@ -1,5 +1,5 @@
 # Build the manager binary
-FROM golang:1.21 as builder
+FROM golang:1.25@sha256:31c1e53dfc1cc2d269deec9c83f58729fa3c53dc9a576f6426109d1e319e9e9a as builder
 
 WORKDIR /workspace
 # Copy the Go Modules manifests
