add jinja2 to python roadmap

src/data/roadmaps/python/content/jinja2@nieX0y5ObncvgRVZYYigT.md

@@ -0,0 +1,8 @@
+# Jinja2
+
+Jinja2 is a popular templating engine for Python that allows you to generate dynamic HTML, XML, or other text formats. It features a simple yet powerful syntax with template inheritance, filters, macros, and automatic HTML escaping for security. Commonly used with web frameworks like Flask, Jinja2 enables developers to embed Python-like expressions and logic within template files while maintaining a clean separation between application logic and presentation.
+
+Learn more from the following resources:
+
+- [@official@Jinja Website](https://jinja.palletsprojects.com/en/stable/)
+- [@video@Introduction to Jinja2 Templating](https://www.youtube.com/watch?v=OraYXEr0Irg)

src/data/roadmaps/python/python.json

@@ -260,10 +260,10 @@
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@@ -3667,6 +3667,36 @@
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