env: add extra css to support blockquote

1. https://devnote.tech/2023/01/mkdocs-customization-of-code-and-blockquote/
2. mkdocs/mkdocs-bootswatch#65

Signed-off-by: Huaqi Fang <[email protected]>

Author: fanghuaqi

.github/prepare_doc.sh

@@ -10,6 +10,7 @@ python3 update.py
 rm -rf docs site
 mkdir -p docs
 cp -rf *.md docs/
+cp -rf *.css docs/
 cp -rf asserts/ docs/
 
 sed -i "s|0-template.md|https://github.com/Nuclei-Software/nuclei-studio/blob/main/0-template.md|" docs/README.md

README.md

@@ -14,7 +14,7 @@ Click [this link](https://nuclei-software.github.io/nuclei-studio/) to see onlin
 
 ## Documents
 
-> Generated by `python3 update.py` @ 2023-12-01 18:16:11
+> Generated by `python3 update.py` @ 2023-12-04 11:46:34
 
 | Document | Description |
 |:---|:---|

extra.css

@@ -0,0 +1,4 @@
+blockquote {
+  border-left: 3px solid gray;
+  padding-left: 0.5em;
+}

mkdocs.yml

@@ -23,3 +23,6 @@ markdown_extensions:
   - toc:
       permalink: true
   - pymdownx.magiclink
+# https://github.com/mkdocs/mkdocs-bootswatch/issues/65#issuecomment-1030505626
+extra_css:
+  - extra.css