Bump golang.org/x/image from 0.11.0 to 0.18.0 #156

	name: Unit test

	# Runs during pull request

	# Always needs to pass in order for PR to be accepted

	on:
	pull_request:
	branches:
	- master

	jobs:
	unit-test:
	name: unit-test
	runs-on: ubuntu-latest
	steps:
	- name: Install Go
	uses: actions/setup-go@v5
	with:
	go-version: 1.21

	- name: Check out code into the Go module directory
	uses: actions/checkout@v4

	- name: Test and compute coverage
	run: make coverage # includes vet and lint

	- name: Enforce coverage
	run: \|
	export COVERAGE=$(go tool cover -func coverage.out \| grep total \| awk '{print substr($3, 1, length($3)-1)}')
	echo "code coverage is at ${COVERAGE}"
	if [ 1 -eq "$(echo "${COVERAGE} > 76.0" \| bc)" ]; then \
	echo "all good... coverage is above 76.0%";
	else \
	echo "not good... coverage is not above 76.0%";
	exit 1
	fi

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