Add: Adding TOC

README.md

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 # CodeGlossary
 Your source for clear explanations of programming terms. Explore a curated collection of coding jargon used in software development. Contribute to this open-source hub and empower the coding community.
+# CodeGlossary
+Your source for clear explanations of programming terms. Explore a curated collection of coding jargon used in software development. Contribute to this open-source hub and empower the coding community.
+
+---
+
+**Jump to:** [A](#a) | [B](#b) | [C](#c) | [D](#d) | [E](#e) | [F](#f) | [G](#g) | [H](#h) | [I](#i) | [J](#j) | [K](#k) | [L](#l) | [M](#m) | [N](#n) | [O](#o) | [P](#p) | [Q](#q) | [R](#r) | [S](#s) | [T](#t) | [U](#u) | [V](#v) | [W](#w) | [Y](#y) | [Z](#z)
+
+---
+## A
+- [Agile Methodology](/Glossary/A/agile-methodology.md)
+
+## B
+
+## C
+
+## D
+
+## E
+
+## F
+
+## G
+
+## H
+
+## I
+
+## J
+
+## K
+
+## L
+
+## M
+
+## N
+
+## O
+
+## P
+
+## Q
+
+## R
+
+## S
+
+## T
+
+## U
+
+## V
+
+## W
+
+## X
+
+## Y
+
+## Z
+