docs: add links to sections in readme

Author: benjaminrae

README.md

@@ -1,3 +1,54 @@
 # TDD In Depth - Medium
 
-## Remembering SOLID Principles
+## Remembering SOLID Principles:
+
+- Single Responsibility Principle [src](./module-2-contents/src/main/java/com/codurance/solid/srp) [test](./module-2-contents/src/test/java/com/codurance/solid/srp)
+- Open/Closed Principle [src](./module-2-contents/src/main/java/com/codurance/solid/ocp) [test](./module-2-contents/src/test/java/com/codurance/solid/ocp)
+- Liskov Substitution Principle [src](./module-2-contents/src/main/java/com/codurance/solid/lcp) [test](./module-2-contents/src/test/java/com/codurance/solid/lcp)
+- Interface Segregation Principle [src](./module-2-contents/src/main/java/com/codurance/solid/isp)
+- Dependency Inversion Principle [src](./module-2-contents/src/main/java/com/codurance/solid/dip) [test](./module-2-contents/src/test/java/com/codurance/solid/dip)
+- Our solution: [Tic Tac Toe Kata](./tictactoe) 
+
+## Writing code that is easy to test:
+- Construction of objects [src](./module-2-contents/src/main/java/com/codurance/testableCode/constructionOfObjects) [test](./module-2-contents/src/test/java/com/codurance/testableCode/constructionOfObjects)
+- Overloaded constructors [src](./module-2-contents/src/main/java/com/codurance/testableCode/overloadedConstructors) [test](./module-2-contents/src/test/java/com/codurance/testableCode/overloadedConstructors)
+- Global state [src](./module-2-contents/src/main/java/com/codurance/testableCode/globalState) [test](./module-2-contents/src/test/java/com/codurance/testableCode/globalState)
+- Law of Demeter [src](./module-2-contents/src/main/java/com/codurance/testableCode/lawOfDemeter) 
+- Explicit dependencies [src](./module-2-contents/src/main/java/com/codurance/testableCode/explicitDependencies) [test](./module-2-contents/src/test/java/com/codurance/testableCode/explicitDependencies)
+
+## Coupling and Cohesion:
+- Cohesion [src](./module-2-contents/src/main/java/com/codurance/testableCode/cohesion) [test](./module-2-contents/src/test/java/com/codurance/testableCode/cohesion)
+- Connascence [src](./module-2-contents/src/main/java/com/codurance/testableCode/connascence) [test](./module-2-contents/src/test/java/com/codurance/testableCode/connascence)
+- Our solution: [Bowling Kata](./bowling-kata) 
+
+## FIRST:
+- Fast [src](./module-2-contents/src/main/java/com/codurance/first/fast) [test](./module-2-contents/src/test/java/com/codurance/first/fast)
+- Isolated [src](./module-2-contents/src/main/java/com/codurance/first/isolated) [test](./module-2-contents/src/test/java/com/codurance/first/isolated)
+- Repeatable [src](./module-2-contents/src/main/java/com/codurance/first/repeatable) [test](./module-2-contents/src/test/java/com/codurance/first/repeatable)
+- Thorough [src](./module-2-contents/src/main/java/com/codurance/first/thorough) [test](./module-2-contents/src/test/java/com/codurance/first/thorough)
+- Our Solution: [Simple Mars Rover Kata](./SimpleMarsRover)
+
+## Test Desiderata:
+- Our solution: [Yahtzee Kata](./yahtzee) 
+
+## Sociable vs Solitary testing:
+- Sociable vs Solitary: [src](./module-2-contents/src/main/java/com/codurance/sociableVsSolitary) [test](./module-2-contents/src/test/java/com/codurance/sociableVsSolitary)
+- Our solution: [ATM Machine](./atm-machine) 
+
+## Testing Legacy Code
+- Golden Master [src](./module-2-contents/src/main/java/com/codurance/legacy/goldenmaster) [test](./module-2-contents/src/test/java/com/codurance/legacy/goldenmaster)
+- Characterization Tests [src](./module-2-contents/src/main/java/com/codurance/legacy/characterization) [test](./module-2-contents/src/test/java/com/codurance/legacy/characterization)
+- Gilded Rose [src](./module-2-contents/src/main/java/com/codurance/legacy/gildedrose) [test](./module-2-contents/src/test/java/com/codurance/legacy/gildedrose)
+- Seams [src](./module-2-contents/src/main/java/com/codurance/legacy/seams) [test](./module-2-contents/src/test/java/com/codurance/legacy/seams)
+- Monkey patching [src/tests](./typescript-examples/src/module2/legacy/monkeyPatching)
+- Branch by abstraction [src](./module-2-contents/src/main/java/com/codurance/legacy/branchbyabstraction) [test](./module-2-contents/src/test/java/com/codurance/legacy/branchbyabstraction)
+- Our solution: [Gilded Rose Kata](./gilded-rose)
+
+## Introduction to TDD in Frontend:
+- [Frontend Template](./frontend-template)
+- Frontend Mindset [src/tests](./module-2-frontend-contents/src/frontendMindset)
+- Testing Library [src/tests](./module-2-frontend-contents/src/testingLibrary)
+- What To Test [src/tests](./module-2-frontend-contents/src/whatToTest)
+- What would you test? [src](./module-2-frontend-contents/src/whatWouldYouTest) 
+- Our solution: [Password Validation Kata](./password-validation)
+