feat: update docker/build-push-action to v6.19.2 #minor

.github/workflows/docker-publish.yml

@@ -75,7 +75,7 @@ jobs:
       # https://github.com/docker/build-push-action
       - name: Build and push Docker image
         id: build-and-push
-        uses: docker/build-push-action@263435318d21b8e681c14492fe198d362a7d2c83 # v6.18.0
+        uses: docker/build-push-action@10e90e3645eae34f1e60eeb005ba3a3d33f178e8 # v6.19.2
         with:
           context: .
           push: ${{ github.event_name != 'pull_request' }}

Dockerfile

@@ -1,7 +1,7 @@
 #################################
 # Builder: Go + Node in one
 #################################
-FROM golang:1.25.7-alpine@sha256:f6751d823c26342f9506c03797d2527668d095b0a15f1862cddb4d927a7a4ced AS builder
+FROM golang:1.25.7-alpine@sha256:81d49e1de26fa223b9ae0b4d5a4065ff8176a7d80aa5ef0bd9f2eee430afe4d7 AS builder
 
 RUN apk add --no-cache \
     bash git ca-certificates tzdata \