build(deps): bump golang from 1.25.11-alpine to 1.25.12-alpine

Bumps golang from 1.25.11-alpine to 1.25.12-alpine.

---
updated-dependencies:
- dependency-name: golang
  dependency-version: 1.25.12-alpine
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Dockerfile

@@ -7,7 +7,7 @@ COPY ui/ ./ui/
 RUN mkdir -p ./pkg/github/ui_dist && \
     cd ui && npm run build
 
-FROM golang:1.25.11-alpine@sha256:523c3effe300580ed375e43f43b1c9b091b68e935a7c3a92bfcc4e7ed55b18c2 AS build
+FROM golang:1.25.12-alpine@sha256:56961d79ea8129efddcc0b8643fd8a5416b4e6228cfd477e3fd61deb2672c587 AS build
 ARG VERSION="dev"
 
 # Set the working directory