Release 2.2.0 (#112)

* Updating workflow and README

* modifying workflow file

* fix workflow go version

* workflow array syntax

* fixing workflow

* moron, it's pulling go 1.2.2

* if it ain't broke...
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 22df04c..3993573 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -4,7 +4,7 @@
   test:
     strategy:
       matrix:
-        go-version: [1.18]
+        go-version: [1.20.1]
         os: [ubuntu-latest, macos-latest, windows-latest]
     runs-on: ${{ matrix.os }}
     steps:
@@ -19,4 +19,4 @@
       run: |
         go test -v -race ./...
         # go vet ./...
-        # go test -bench=.
+        # go test -bench=.
\ No newline at end of file
diff --git a/README.md b/README.md
index 51885a5..55e30af 100644
--- a/README.md
+++ b/README.md
@@ -6,10 +6,11 @@
 
 The missing `generic` set collection for the Go language.  Until Go has sets built-in...use this.
 
-## Update 3/26/2022
-* Packaged version: `2.0.0` release for generics support with breaking changes.
+## Update 3/5/2023
+* Packaged version: `2.2.0` release includes a refactor to minimize pointer indirection, better method documentation standards and a few constructor convenience methods to increase ergonomics when appending items `Append` or creating a new set from an exist `Map`.
 * supports `new generic` syntax
 * Go `1.18.0` or higher
+* Workflow tested on Go `1.20`
 
 ![With Generics](new_improved.jpeg)