chore(deps): update golang docker tag to v1.26.1

.gitea/workflows/build-only.yaml

@@ -28,7 +28,7 @@ jobs:
 
       # Build the Docker image
       - name: Build Docker Image
-        uses: docker/build-push-action@v7
+        uses: docker/build-push-action@v6
         with:
           context: .                    # Build context (current directory)
           file: ./Dockerfile            # Path to Dockerfile

Dockerfile

@@ -54,7 +54,7 @@ RUN mkdir -p /rootfs/bin && \
 
 ################################################################################
 # App builder stage
-FROM golang:1.25.8-trixie@sha256:bc16125656839ffe56154c675f7a9662bec2ef7d4060177239914e7c6d2fd8a8 AS app-builder
+FROM golang:1.26.1-trixie@sha256:ab8c4944b04c6f97c2b5bffce471b7f3d55f2228badc55eae6cce87596d5710b AS app-builder
 
 COPY app/ /opt/app
 WORKDIR /opt/app