HYPERFLEET-1334 - chore: replace bingo with Go 1.24 tool directives

AGENTS.md

@@ -1,6 +1,6 @@
 # HyperFleet E2E — Agent Instructions
 
-Black-box E2E testing framework for HyperFleet cluster lifecycle management. Tests hit the HyperFleet API, create ephemeral clusters, verify adapter execution and K8s resource creation, then clean up. Built with Go 1.25, Ginkgo v2, Gomega, and a hand-written generic HTTP client.
+Black-box E2E testing framework for HyperFleet cluster lifecycle management. Tests hit the HyperFleet API, create ephemeral clusters, verify adapter execution and K8s resource creation, then clean up. Built with Go 1.26, Ginkgo v2, Gomega, and a hand-written generic HTTP client.
 
 Test suites: `e2e/cluster/`, `e2e/nodepool/`, `e2e/adapter/`.
 
@@ -14,7 +14,7 @@ Run `make check` before declaring work done. It runs everything in order:
 | `make build` | `generate` → compile binary to `bin/hyperfleet-e2e` |
 | `make fmt` | Format code and imports (`golangci-lint fmt`) |
 | `make test` | Unit tests only (`./pkg/...`) |
-| `make lint` | `golangci-lint` (config: `.golangci.yml`) |
+| `make lint` | `golangci-lint` (pinned in `tools/go.mod`, config: `.golangci.yml`) |
 | `make generate` | No-op (reserved for future code generation) |
 
 Pre-flight order: `make check` then `make build`.

CONTRIBUTING.md

@@ -6,7 +6,7 @@ Thank you for contributing to HyperFleet E2E! This document provides guidelines
 
 ### Prerequisites
 
-- **Go 1.25+** - [Install Go](https://go.dev/doc/install)
+- **Go 1.26+** - [Install Go](https://go.dev/doc/install)
 - **Make** - Build automation tool
 - **Container tool** - Docker or Podman for building images
 - **Git** - Version control

Dockerfile

@@ -7,7 +7,7 @@
 ARG BASE_IMAGE=registry.access.redhat.com/ubi9/go-toolset
 
 # Build stage
-FROM golang:1.25 AS builder
+FROM golang:1.26.0 AS builder
 
 WORKDIR /build
 

Makefile

@@ -1,9 +1,9 @@
-include .bingo/Variables.mk
-
 .DEFAULT_GOAL := help
 
 GO ?= go
 GOFMT ?= gofmt
+TOOL_MOD := tools/go.mod
+gotool = "$(GO)" tool -modfile="$(TOOL_MOD)" $(1)
 
 # Binary output directory and name
 BIN_DIR := bin
@@ -120,14 +120,22 @@ vet: generate ## Run go vet
 	$(GO) vet ./...
 
 .PHONY: lint
-lint: generate $(GOLANGCI_LINT) ## Run golangci-lint
-	$(GOLANGCI_LINT) run
+lint: ## Run golangci-lint
+	$(call gotool,golangci-lint) run ./...
+
+.PHONY: tools
+tools: ## Ensure tool dependencies are up to date
+	cd tools && "$(GO)" mod tidy
+
+.PHONY: verify-tools
+verify-tools: tools ## Fail in CI if tool module drifted
+	@git diff --exit-code HEAD -- tools/go.mod tools/go.sum || (echo "tool modules out of date; run 'make tools'" && exit 1)
 
 .PHONY: verify
 verify: generate fmt-check vet ## Run all verification checks
 
 .PHONY: check
-check: verify lint test ## Run all checks (fmt, vet, lint, test)
+check: verify lint test verify-tools ## Run all checks (fmt, vet, lint, test, tools)
 
 ##@ Container Images
 

docs/getting-started.md

@@ -4,7 +4,7 @@ New to HyperFleet E2E? This guide will help you run your first test in 10 minute
 
 ## Prerequisites
 
-- **Go 1.25+** - Required for building the framework
+- **Go 1.26+** - Required for building the framework
 - **HyperFleet deployment** - Running HyperFleet API and Maestro instance
 - **10 minutes** - Time to complete this guide
 

go.mod

@@ -1,6 +1,6 @@
 module github.com/openshift-hyperfleet/hyperfleet-e2e
 
-go 1.25.0
+go 1.26.0
 
 require (
 	cloud.google.com/go/pubsub/v2 v2.6.0

images/Dockerfile

@@ -7,7 +7,7 @@
 ARG BASE_IMAGE=registry.access.redhat.com/ubi9/go-toolset
 
 # Build stage
-FROM golang:1.25 AS builder
+FROM golang:1.26.0 AS builder
 
 WORKDIR /build