build fix

ci/pipelines/fx/ensure_env_version.sh

@@ -1,10 +1,10 @@
-#!/usr/bin/env bash
-set -euo pipefail
+#!/bin/sh
+set -eu
 
 regen_env_version() {
   echo "[fx-pipeline] regenerating .env.version defaults" >&2
-  local git_rev branch app_v build_date build_user
-  if [[ -n "${WOODPECKER_COMMIT:-}" ]]; then
+
+  if [ -n "${WOODPECKER_COMMIT:-}" ]; then
     git_rev="$(printf '%s' "${WOODPECKER_COMMIT}" | cut -c1-7)"
   elif command -v git >/dev/null 2>&1; then
     git_rev="$(git rev-parse --short HEAD 2>/dev/null || echo dev)"
@@ -12,7 +12,7 @@ regen_env_version() {
     git_rev="dev"
   fi
 
-  if [[ -n "${WOODPECKER_BRANCH:-}" ]]; then
+  if [ -n "${WOODPECKER_BRANCH:-}" ]; then
     branch="${WOODPECKER_BRANCH}"
   elif command -v git >/dev/null 2>&1; then
     branch="$(git rev-parse --abbrev-ref HEAD 2>/dev/null || echo local)"
@@ -20,7 +20,7 @@ regen_env_version() {
     branch="local"
   fi
 
-  if [[ -f version ]]; then
+  if [ -f version ]; then
     app_v="$(cat version 2>/dev/null || echo dev)"
   else
     app_v="dev"
@@ -34,12 +34,11 @@ regen_env_version() {
 }
 
 ensure_env_version() {
-  if [[ ! -s ./.env.version ]]; then
+  if [ ! -s ./.env.version ]; then
     regen_env_version
     return
   fi
 
-  local tmp
   tmp="$(mktemp)"
   if ! grep -E '^[[:space:]]*[A-Za-z_][A-Za-z0-9_]*=' ./.env.version >"$tmp"; then
     rm -f "$tmp"
@@ -47,7 +46,7 @@ ensure_env_version() {
     return
   fi
 
-  if [[ ! -s "$tmp" ]]; then
+  if [ ! -s "$tmp" ]; then
     rm -f "$tmp"
     regen_env_version
     return