readme: update performance section with recent import time #25

	name: Build

	on: [push, pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest

	env:
	PGPASSWORD: postgres
	PGUSER: postgres

	strategy:
	fail-fast: false
	matrix:
	go:
	- '1.22'
	postgis:
	- '12-3.0'
	- '13-3.1'
	- '14-3.2'
	- '15-3.3'
	- '16-3.4'

	services:
	postgres:
	image: postgis/postgis:${{ matrix.postgis }}
	env:
	POSTGRES_PASSWORD: postgres
	options: >-
	--health-cmd pg_isready
	--health-interval 10s
	--health-timeout 5s
	--health-retries 5
	ports:
	- 5432:5432

	name: Build with go v${{ matrix.go }} with postgis image ${{ matrix.postgis }}

	steps:
	- uses: actions/checkout@v3

	- uses: actions/setup-go@v3
	with:
	go-version: ${{ matrix.go }}
	check-latest: true

	- name: Prepare postgres
	run: >-
	psql --host localhost --dbname postgres -c "create extension if not exists postgis; create extension if not exists hstore;"

	- name: Install deps
	run: >-
	sudo apt-get update && sudo apt-get install -y --no-install-recommends \
	libgeos-dev \
	libleveldb-dev \
	osmosis \

	- run: make

Provide feedback