Added TOC + seps, enlarged footer one

Author: adamlui

docs/README.md

@@ -15,6 +15,14 @@
 
 ### A collection of useful Python utilities.
 
+<hr>
+
+📑 [Data processing](#-data-processing-) •
+📊 [Datasets](#-datasets-) •
+🖥️ [Environment](#%EF%B8%8F-environment-) •
+🌍 [Internationalization / Localization](#-internationalization--localization-) •
+📦 [Package](#-package-)
+
 <a href="#"><img height=10px width="100%" src="https://cdn.jsdelivr.net/gh/adamlui/python-utils@b8b2932/assets/images/separators/aqua-gradient.png"></a>
 
 </div>
@@ -33,6 +41,8 @@
 [CLI usage](https://github.com/adamlui/python-utils/tree/main/remove-json-keys/#usage) /
 [Discuss](https://github.com/adamlui/python-utils/discussions)
 
+<a href="#"><img height=10px width="100%" src="https://cdn.jsdelivr.net/gh/adamlui/python-utils@b8b2932/assets/images/separators/aqua-gradient.png"></a>
+
 
 ## 📊 Datasets <!-- CATEGORY -->
 
@@ -244,6 +254,8 @@
         Discuss</a>
 </blockquote>
 
+<a href="#"><img height=10px width="100%" src="https://cdn.jsdelivr.net/gh/adamlui/python-utils@b8b2932/assets/images/separators/aqua-gradient.png"></a>
+
 
 ## 🖥️ Environment <!-- CATEGORY -->
 
@@ -314,6 +326,7 @@
 [CLI usage](https://github.com/adamlui/python-utils/tree/main/sys-lang/#-command-line-usage) /
 [Discuss](https://github.com/adamlui/python-utils/discussions)
 
+<a href="#"><img height=10px width="100%" src="https://cdn.jsdelivr.net/gh/adamlui/python-utils@b8b2932/assets/images/separators/aqua-gradient.png"></a>
 
 ## 🌍 Internationalization / Localization <!-- CATEGORY -->
 
@@ -396,6 +409,8 @@
 [CLI usage](https://github.com/adamlui/python-utils/tree/main/translate-messages/#usage) /
 [Discuss](https://github.com/adamlui/python-utils/discussions)
 
+<a href="#"><img height=10px width="100%" src="https://cdn.jsdelivr.net/gh/adamlui/python-utils@b8b2932/assets/images/separators/aqua-gradient.png"></a>
+
 
 ## 📦 Package <!-- CATEGORY -->
 
@@ -427,7 +442,7 @@
 
 <!-- FOOTER -->
 
-<a href="#"><img height=6px width="100%" src="https://cdn.jsdelivr.net/gh/adamlui/python-utils@b8b2932/assets/images/separators/aqua-gradient.png"></a>
+<a href="#"><img height=10px width="100%" src="https://cdn.jsdelivr.net/gh/adamlui/python-utils@b8b2932/assets/images/separators/aqua-gradient.png"></a>
 
 <picture><source media="(prefers-color-scheme: dark)" srcset="https://cdn.jsdelivr.net/gh/adamlui/python-utils@d6fae85/assets/images/icons/tag/white/icon16.svg"><img height=14 src="https://cdn.jsdelivr.net/gh/adamlui/python-utils@d6fae85/assets/images/icons/tag/dark-gray/icon16.svg"></picture>
 <a href="https://github.com/adamlui/python-utils/releases">**Latest releases**</a> /