Fix docs (#120)

* Fixed a typo in one of the examples

* Added Node 20.x to the PR flows

* Added the *.md files to the github pr flow

Author: tkmcmaster

.github/workflows/pr-js.yml

@@ -4,6 +4,7 @@ on:
       - '**.js*'
       - '**.ts*'
       - '**.html'
+      - 'guide/src/**/*.md'
       - '**/package.json'
       - '**/package-lock.json'
 
@@ -13,7 +14,7 @@ jobs:
     name: Build guide
     strategy:
       matrix:
-        node-version: [16.x, 18.x]
+        node-version: [16.x, 18.x, 20.x]
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3

.github/workflows/pr.yml

@@ -136,7 +136,7 @@ jobs:
     strategy:
       matrix:
         wasm-dirctory: [config-wasm, hdr-histogram-wasm]
-        node-version: [16.x, 18.x]
+        node-version: [16.x, 18.x, 20.x]
     runs-on: ubuntu-latest
     env:
       WASM_FILE: ${{ matrix.wasm-dirctory }}_bg.wasm

guide/src/config/endpoints-section.md

@@ -271,7 +271,7 @@ Using the same response data from example 2, with a provides section defined as:
 provides:
   friendsCount:
     select:
-      id: for_each[0]
+      id: for_each[0].id
       count: for_each[0].friends.length
     for_each:
       - response.body.characters