docs: add missing readme files

Signed-off-by: Andres Correa Casablanca <castarco@coderspirit.xyz>

Author: castarco

@beautiful-tree/algorithms/README.md

@@ -0,0 +1,25 @@
+# Beautiful-Tree Algorithms
+
+## Other members of the family
+
+This is the "core" of the BeautifulTree library. If you are looking for
+for integration with other technologies such as React or Vue, check the
+[main README.md](https://github.com/Coder-Spirit/beautiful-tree?tab=readme-ov-file#beautiful-tree)
+file of the project's repository.
+
+## Install
+
+```bash
+# With NPM
+npm install @beautiful-tree/algorithms
+
+# With Yarn
+yarn add @beautiful-tree/algorithms
+
+# With PNPM
+pnpm add @beautiful-tree/algorithms
+```
+
+## Basic Usage
+
+TODO: Document algorithms library

@beautiful-tree/react/README.md

@@ -15,7 +15,7 @@ Some of its hightlights:
 - Very lightweight (3.9Kb in its minimised ESM form, and 4.2Kb in its UMD form)
 - The generated trees can be styled with CSS
 
-## React Variant
+## Other members of the family
 
 This is the "React variant" of the BeautifulTree library. If you are looking
 for integration with other technologies such as Vue, check the

@beautiful-tree/types/README.md

@@ -0,0 +1,25 @@
+# Beautiful-Tree Types
+
+## Other members of the family
+
+This is the "types lib" of the BeautifulTree library. If you are looking for
+for integration with other technologies such as React or Vue, check the
+[main README.md](https://github.com/Coder-Spirit/beautiful-tree?tab=readme-ov-file#beautiful-tree)
+file of the project's repository.
+
+## Install
+
+```bash
+# With NPM
+npm install @beautiful-tree/types
+
+# With Yarn
+yarn add @beautiful-tree/types
+
+# With PNPM
+pnpm add @beautiful-tree/types
+```
+
+## Basic Usage
+
+TODO: Document types library

README.md

@@ -20,7 +20,9 @@ technologies such as Vue.
 
 ## Packages in this repository:
 
+- [@beautiful-tree/algorithms](@beautiful-tree/algorithms/README.md)
 - [@beautiful-tree/react](@beautiful-tree/react/README.md)
+- [@beautiful-tree/types](@beautiful-tree/types/README.md)
 
 ## Community