Update dependencies and add logout

Author: JohnForster

DOCUMENTATION.md

@@ -12,15 +12,13 @@ We recommend you look through these docs together.
 | [Full-Stack Overview](./docs/full-stack_overview.md) | Frontend/Backend communication |
 | [Authentication](./docs/authentication.md)           | JSON Web Tokens                |
 
-
 ## Reference Docs:
 
-You do not need to read all of these docs, but they can be useful if you
-come across something in the project you don't understand.
+You do not need to read all of these docs, but they can be useful if you come
+across something in the project you don't understand.
 
-| Title                                                     | Summary                                       |
-| --------------------------------------------------------- | --------------------------------------------- |
-| [Backend Structure](./docs/backend_structure.md)          | `main.go`, routers, controllers, models        |
-| [Frontend Structure](./docs/frontend_structure.md)        | `App.jsx`, routes, pages, components          |
-| [Environment Variables](./docs/environment_variables.md)  | `process.env`,`import.meta.env`, `.env` files |
-| [JS Modules](./docs/modules.md)                              | `import` vs. `require`                        |
+| Title                                                    | Summary                                       |
+| -------------------------------------------------------- | --------------------------------------------- |
+| [Backend Structure](./docs/backend_structure.md)         | `main.go`, routers, controllers, models       |
+| [Frontend Structure](./docs/frontend_structure.md)       | `App.jsx`, routes, pages, components          |
+| [Environment Variables](./docs/environment_variables.md) | `process.env`,`import.meta.env`, `.env` files |

README.md

@@ -66,6 +66,7 @@ Follow the instructions here: https://go.dev/doc/install
    ```
    brew services start postgresql
    ```
+
 7. Create your databases:
    ```
    createdb acebook

docs/authentication.md

@@ -8,8 +8,8 @@ implemented authentication yet, that's not going to impede you right now.
 
 1. A registered user submits their email address and password via the React
    front end.
-2. The Express backend receives the data and tries to find a user in the DB with
-   the same email address.
+2. The Gin backend receives the data and tries to find a user in the DB with the
+   same email address.
 3. If a user is found, the password in the database is compared to the password
    that was submitted.
 4. If the passwords match, a JSON Web Token is generated and returned, as part

docs/full-stack_overview.md

@@ -26,14 +26,20 @@ You don't need to do a deep dive on each one right now. Instead, try to get a
 feeling for the big picture and then dive into the details when a specific task
 pushes you in that direction.
 
-### **R** is for React
+### Gin
+
+[Gin](https://github.com/gin-gonic/gin) is a high-performance, lightweight web
+framework for the Go programming language, similar to Express in JS. It has
+support for routing and middlware.
+
+### React
 
 [React](https://reactjs.org/) is a hugely popular tool that is used to build
 engaging front ends. The basic principle is that the front end is split up into
 _components_, each of which _could_ include some logic, template structure
 (HTML) and styling (CSS).
 
-### **N** is for Node
+### Node
 
 JavaScript was originally designed to run exclusively in browsers, such as
 Chrome. [Node](https://nodejs.org/en/) is a tool that allows you to run
@@ -57,9 +63,9 @@ This application is comprised of two distinct pieces:
 - A frontend built with React
 
 It's important to note that these are two completely different programs. They
-don't share any code. They have their own files and dependencies.
-Imagine that they're always running on two different machines (though when you
-are working locally, everything will be running on your computer).
+don't share any code. They have their own files and dependencies. Imagine that
+they're always running on two different machines (though when you are working
+locally, everything will be running on your computer).
 
 The **only way** the frontend can communicate with the API is through HTTP
 requests over the network. The React front end sends HTTP requests to the