chore(deps): update docker.io/library/golang:1.25-alpine docker digest to 04d017a (#100)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [docker.io/library/golang](https://hub.docker.com/_/golang) ([source](https://github.com/docker-library/golang)) | stage | digest | `8e02eb3` → `04d017a` |

---

### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 **Automerge**: Disabled by config. Please merge this manually once you are satisfied.

♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about this update again.

---

 - [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check this box

---

This PR has been generated by [Renovate Bot](https://github.com/renovatebot/renovate).
<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiI0My41LjQiLCJ1cGRhdGVkSW5WZXIiOiI0My41LjQiLCJ0YXJnZXRCcmFuY2giOiJtYWluIiwibGFiZWxzIjpbXX0=-->

Reviewed-on: #100
Reviewed-by: t.behrendt <t.behrendt@noreply.localhost>
Co-authored-by: Renovate Bot <renovate@t00n.de>
Co-committed-by: Renovate Bot <renovate@t00n.de>

Dockerfile

@@ -1,4 +1,4 @@
-FROM docker.io/library/golang:1.25-alpine@sha256:8e02eb337d9e0ea459e041f1ee5eece41cbb61f1d83e7d883a3e2fb4862063fa as build
+FROM docker.io/library/golang:1.25-alpine@sha256:04d017a27c481185c169884328a5761d052910fdced8c3b8edd686474efdf59b as build
 
 ARG GOARCH=amd64