Fix backend build missing env error #3

	# This workflow will install Python dependencies, run tests and lint with a single version of Python
	# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-python

	name: Build backend

	on:
	push:
	branches: [ "master" ]
	pull_request:
	branches: [ "master" ]
	workflow_dispatch:

	permissions:
	contents: read

	jobs:
	build_backend:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	- name: Set up Python 3.10
	uses: actions/setup-python@v5
	with:
	python-version: "3.10"
	- name: Install PDM
	run: \|
	python -m pip install --upgrade pip
	pip install pdm
	- name: Install dependencies
	run: \|
	pdm install
	- name: Make boreholes
	run: \|
	pdm run $SHELL
	# Temporarily, a patched version of assimp lives in the 'test' dir
	# It was installed and built via 'pdm install'
	ASSIMP_VER=5.2.5
	export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$PWD/test/assimp-$ASSIMP_VER/bin
	echo "LD_LIBRARY_PATH=$LD_LIBRARY_PATH"
	pushd web_build
	./make_boreholes.py -b batch.txt -d query_data.db boreholes
	tar cvfz boreholes.tag.gz ./boreholes
	rm -rf boreholes
	popd
	- name: Upload borehole data
	uses: actions/upload-artifact@v4
	with:
	name: boreholes.tar.gz
	path: web_build/boreholes.tar.gz
	if-no-files-found: error
	- name: Make API directory
	run: \|
	pushd scripts
	./build_api_dir.sh ../web_build/query_data.db
	popd
	- name: Upload API directory
	uses: actions/upload-artifact@v4
	with:
	name: api.tar
	path: scripts/api.tar
	if-no-files-found: error

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