Merge pull request #111 from pantheon-systems/update-readme

Update README.md.

README.md

@@ -33,7 +33,7 @@ This is the source Dockerfile for the [pantheon-public/build-tools-ci](https://q
 
 ## Branches
 
-- 8.x: Use a CircleCI base image with Node JS, composer 2 and Terminus 3. Produces 7.x-php7.4 and 7.x-php8.0 image tags.
+- 8.x: Use a CircleCI base image with Node JS, composer 2 and Terminus 3. Produces 8.x-php7.4, 8.x-php8.0, 8.x-php8.1 and 8.x-php8.2 image tags.
 - 7.x: Use a CircleCI base image with Node JS and composer 2. Produces 7.x-php7.3, 7.x-php7.4 and 7.x-php8.0 image tags.
 - 6.x: Use a CircleCI base image with Node JS
 - 5.x: Don't create multidevs when commits are made to the default branch, instead working directly on the dev environment
@@ -49,7 +49,7 @@ This is the source Dockerfile for the [pantheon-public/build-tools-ci](https://q
 From project root:
 
 ```
-# PHPVERSION could be 7.4 or 8.0.
+# PHPVERSION could be 7.4, 8.0, 8.1 or 8.2.
 PHPVERSION=7.4
 docker build --build-arg PHPVERSION=$PHPVERSION -t quay.io/pantheon-public/build-tools-ci:8.x-php${PHPVERSION} .
 ```
@@ -70,8 +70,10 @@ docker build --build-arg PHPVERSION=$PHPVERSION -t quay.io/pantheon-public/build
 
 #### Image name and tag
 
-- quay.io/pantheon-public/build-tools-ci:7.x-php7.4
-- quay.io/pantheon-public/build-tools-ci:7.x-php8.0
+- quay.io/pantheon-public/build-tools-ci:8.x-php7.4
+- quay.io/pantheon-public/build-tools-ci:8.x-php8.0
+- quay.io/pantheon-public/build-tools-ci:8.x-php8.1
+- quay.io/pantheon-public/build-tools-ci:8.x-php8.2
 
 #### Usage example