. t add hello world test and snippet

Author: hownowstephen

.github/workflows/updateMarkdown.yml

@@ -15,10 +15,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - name: Run MarkdownSnippets
-        run: |
-          dotnet tool install --global MarkdownSnippets.Tool
-          mdsnippets ${GITHUB_WORKSPACE}
-        shell: bash
+        run: run-md-snippets.sh
       - name: Git Commit and Push
         uses: github-actions-x/commit@v2.9
         with:

README.md

@@ -25,11 +25,15 @@ ApprovalTests allows for easy testing of larger objects, strings and anything el
 # Examples
 ## Basic string verification
 
+<!-- snippet: HelloWorld -->
+<a id='snippet-HelloWorld'></a>
 ```go
 func TestHelloWorld(t *testing.T) {
 	approvals.VerifyString(t, "Hello World!")
 }
 ```
+<sup><a href='/documentation_examples_test.go#L9-L14' title='Snippet source file'>snippet source</a> | <a href='#snippet-HelloWorld' title='Start of snippet'>anchor</a></sup>
+<!-- endSnippet -->
 
 ## Store approved files in testdata subfolder
 Some people prefer to store their approved files in a subfolder "testdata" instead of in the same folder as the 

documentation_examples_test.go

@@ -0,0 +1,14 @@
+package approvals_test
+
+import (
+	"testing"
+
+	approvals "github.com/approvals/go-approval-tests"
+)
+
+// begin-snippet: HelloWorld
+func TestHelloWorld(t *testing.T) {
+	approvals.VerifyString(t, "Hello World!")
+}
+
+// end-snippet

run-md-snippets.sh

@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+dotnet tool install --global MarkdownSnippets.Tool
+mdsnippets .

run_tests.sh

@@ -1,4 +1,5 @@
-#!/bin/bash
+#!/usr/bin/env bash
+set -euo pipefail
 
 go build -v ./...
 go test ./... -race -coverprofile=coverage.txt -covermode=atomic

testdata/documentation_examples_test.TestHelloWorld.approved.txt

@@ -0,0 +1 @@
+Hello World!