build: switch to Go 1.25

But Go 1.24 is still supported.

.github/actions/setup/action.yml

@@ -17,7 +17,7 @@ inputs:
   go-version:
     description: Go version to install
     required: false
-    default: "1.24"
+    default: "1.25"
 outputs:
   iana-cache-hit:
     description: Was cache hit for IANA files?

.gitlab-ci.yml

@@ -5,7 +5,7 @@ stages:
 
 run tests:
   stage: tests
-  image: golang:1.24-alpine
+  image: golang:1.25-alpine
   cache:
     - key:
         files:

console/data/docs/99-changelog.md

@@ -20,6 +20,7 @@ identified with a specific icon:
 - 🌱 *docker*: update Prometheus to 3.5.0
 - 🌱 *docker*: update node-exporter to 1.9.1
 - 🌱 *docker*: stop spawning demo exporters by default
+- 🌱 *build*: build with Go 1.25
 
 ## 2.0.0-beta.4 - 2025-08-18
 

docker/Dockerfile

@@ -5,7 +5,7 @@ COPY console/frontend console/frontend
 COPY Makefile .
 RUN make console/data/frontend
 
-FROM --platform=$BUILDPLATFORM golang:1.24-alpine AS build-go
+FROM --platform=$BUILDPLATFORM golang:1.25-alpine AS build-go
 RUN apk add --no-cache make mailcap curl
 WORKDIR /build
 # Cache for modules

flake.nix

@@ -15,7 +15,7 @@
         };
         l = builtins // pkgs.lib;
         nodejs = pkgs.nodejs_20;
-        go = pkgs.go_1_24;
+        go = pkgs.go_1_25;
         frontend = pkgs.buildNpmPackage.override { inherit nodejs; } {
           name = "akvorado-frontend";
           src = ./console/frontend;