Add UML Description and Resources (#2121)

Co-authored-by: Kamran Ahmed <kamranahmed.se@gmail.com>

content/roadmaps/114-software-architect/content/112-architect-frameworks/101-uml.md

@@ -1,7 +1,9 @@
-# Uml
+# UML
 
-The generalized UML pattern framework is an object-oriented framework that provides support for the base classes that the standard pattern implementation model extends.
+The Unified Modeling Language, or UML, is modeling language that is intended to provide a standard way to visualize and describe the design of a system.
 
 <ResourceGroupTitle>Free Content</ResourceGroupTitle>
+<BadgeLink colorScheme='blue' badgeText='Official Website' href='https://www.uml.org'>UML Website</BadgeLink>
+<BadgeLink colorScheme='yellow' badgeText='Book' href='https://personal.utdallas.edu/~chung/Fujitsu/UML_2.0/Rumbaugh--UML_2.0_Reference_CD.pdf'>The Unified Modeling Language Reference Manual (Second Edition)</BadgeLink>
 <BadgeLink colorScheme='yellow' badgeText='Read' href='https://www.ibm.com/docs/en/rational-soft-arch/9.6.1?topic=files-uml-pattern-frameworks'>IBM Docs</BadgeLink>
 <BadgeLink colorScheme='yellow' badgeText='Read' href='https://en.wikipedia.org/wiki/Unified_Modeling_Language'>Wikipedia</BadgeLink>