use _index.md; use hugo 0.57.2

with older hugo, can use _index.md again and still get formatted link.

Author: pryrt

.github/workflows/CI_build.yml

@@ -13,7 +13,9 @@ jobs:
 
     - name: Install hugo extended and httrack via chocolatey
       working-directory: .
-      run: choco install hugo-extended httrack
+      run: |
+           choco install hugo-extended --version 0.57.2
+           choco install httrack
 
     - name: Retrieve data from server
       working-directory: .

.github/workflows/onTag_zip_manual_as_asset.yml

@@ -16,7 +16,9 @@ jobs:
 
     - name: Install hugo-extended and httrack via chocolatey
       working-directory: .
-      run: choco install hugo-extended httrack
+      run: |
+           choco install hugo-extended --version 0.57.2
+           choco install httrack
 
     - name: Convert hugo site to standandalone HTML
       working-directory: .

content/_index.html

@@ -0,0 +1,30 @@
+---
+title: Introduction
+type: docs
+---
+
+Notepad++ User Manual 
+=======
+
+***Documentation is like sex, when it's good, it's very, very good; when it's bad, it's better than nothing.***
+
+Of course, it's not our goal to create bad documentation, but you get what we mean.
+
+**Notepad++ User Manual** is built collaboratively, and [your contribution is very welcome](https://github.com/notepad-plus-plus/npp-usermanual).
+
+<p>&nbsp;</p>
+<p>&nbsp;</p>
+
+<p>
+<a href="https://github.com/notepad-plus-plus/npp-usermanual/releases/latest/download/nppUserManual.zip" style="
+text-align: center;
+font-size: larger;
+-moz-border-radius: 1em;
+border-radius: 1em;
+border: 1px solid #00A2E8;
+background-color: white;
+color: #00A2E8;
+padding: 2px 1em;
+">Download offline User Manual</a>
+</p>
+