fix: docs update (describe new type of conn) and minor fixes #20

	name: Pull Request - Build and Test

	on:
	pull_request:
	branches:
	- main
	types:
	- opened
	- edited
	- synchronize

	permissions:
	contents: read

	jobs:
	build_n_test:
	strategy:
	matrix:
	version: ["2.4.0", "3.0.3", "3.1.3", "3.2.4", "3.3.3", "3.4.1", "3.5.0"] # spark versions
	runs-on: ubuntu-latest
	steps:
	- name: Git Checkout
	uses: actions/checkout@v4
	- name: Set up JDK 8
	uses: actions/setup-java@v3
	with:
	java-version: '8'
	distribution: 'temurin'
	cache: 'sbt'
	- name: Set JVM Options # Checkita uses some compile-heavy libraries.
	run: \|
	echo "-Xmx2G" > .jvmopts
	echo "-Xms1G" >> .jvmopts
	echo "-Xss100m" >> .jvmopts
	- name: Compile and Test for Spark ${{ matrix.version }}
	run: sbt -DASSY_MODE=WITHSPARK -DSPARK_VERSION=${{ matrix.version }} -Duser.timezone="Europe/Moscow" checkita-core/clean checkita-core/compile checkita-core/test

Provide feedback