chore: fully remove windows support special cases

scripts/build_test.sh

@@ -9,12 +9,6 @@ source "$AVALANCHE_PATH"/scripts/constants.sh
 
 EXCLUDED_TARGETS="| grep -v /mocks | grep -v proto | grep -v tests/e2e | grep -v tests/load/c | grep -v tests/upgrade | grep -v tests/fixture/bootstrapmonitor/e2e"
 
-if [[ "$(go env GOOS)" == "windows" ]]; then
-  # Test discovery for the antithesis test setups is broken due to
-  # their dependence on the linux-only Antithesis SDK.
-  EXCLUDED_TARGETS="${EXCLUDED_TARGETS} | grep -v tests/antithesis"
-fi
-
 TEST_TARGETS="$(eval "go list ./... ${EXCLUDED_TARGETS}")"
 
 # shellcheck disable=SC2086

tests/fixture/tmpnet/README.md

@@ -68,8 +68,7 @@ the following non-test files:
 | yaml/                       |                | Directory defining kubernetes resources in yaml format                 |
 | check_monitoring.go         |                | Enables checking if logs and metrics were collected                    |
 | defaults.go                 |                | Defines common default configuration                                   |
-| detached_process_default.go |                | Configures detached processes for darwin and linux                     |
-| detached_process_windows.go |                | No-op detached process configuration for windows                       |
+| detached_process.go         |                | Configures detached processes                                          |
 | flagsmap.go                 | FlagsMap       | Simplifies configuration of avalanchego flags                          |
 | genesis.go                  |                | Creates test genesis                                                   |
 | kube.go                     |                | Library for Kubernetes interaction                                     |

tests/fixture/tmpnet/detached_process_default.go → tests/fixture/tmpnet/detached_process.go

@@ -1,8 +1,6 @@
 // Copyright (C) 2019-2024, Ava Labs, Inc. All rights reserved.
 // See the file LICENSE for licensing terms.
 
-//go:build linux || darwin || unix
-
 package tmpnet
 
 import (

utils/storage/storage_unix.go

@@ -1,8 +1,8 @@
 // Copyright (C) 2019-2024, Ava Labs, Inc. All rights reserved.
 // See the file LICENSE for licensing terms.
 
-//go:build !windows && !openbsd
-// +build !windows,!openbsd
+//go:build !openbsd
+// +build !openbsd
 
 package storage
 

vms/rpcchainvm/runtime/subprocess/linux_stopper.go

@@ -4,7 +4,6 @@
 //go:build linux
 // +build linux
 
-// ^ SIGTERM signal is not available on Windows
 // ^ syscall.SysProcAttr only has field Pdeathsig on Linux
 
 package subprocess