docs: add auth documentation

docs/authentication.md

@@ -5,6 +5,9 @@ This means that, for example, if there is a user-related logic in shop
 or chat module that you want to integrate in your app, you will also
 need to use authentication endpoints.
 
+Authentication uses access tokens through both `Authorization` header and
+cookies, allowing you to use whichever option you see fit.
+
 Base URL:
 
 ```
@@ -109,3 +112,335 @@ curl -X 'POST' \
   "refresh_token": "example_refresh_token_string"
 }
 ```
+
+## Verify Email
+
+- Method: `POST`
+- URL: `https://api.everrest.educata.dev/auth/verify_email`
+
+### Body
+
+- `email` : string
+
+### Example
+
+```sh
+curl -X 'POST' \
+  'https://api.everrest.educata.dev/auth/verify_email' \
+  -H 'accept: */*' \
+  -H 'Content-Type: application/json' \
+  -d '{
+  "email": "[email protected]"
+}'
+```
+
+### Response
+
+```json
+{
+  "status": 200,
+  "message": "If we find the email in the database, we will send a verify mail"
+}
+```
+
+::: info NOTE
+The user will be required to follow the verification link sent to their email.
+:::
+
+## Get Current User
+
+- Method: `GET`
+- URL: `https://api.everrest.educata.dev/auth`
+
+### Example
+
+```sh
+curl -X 'GET' \
+  'https://api.everrest.educata.dev/auth' \
+  -H 'accept: application/json' \
+  -H 'Authorization: Bearer <your_token_here>'
+```
+
+::: info NOTE
+requires access token attatched either to cookies or `Authorization` header.
+:::
+
+### Response
+
+```json
+{
+  "_id": "64f2da8cea119c908673da3c",
+  "firstName": "John",
+  "lastName": "Doe",
+  "age": 50,
+  "email": "[email protected]",
+  "address": "somewhere over the rainbow",
+  "role": "default",
+  "zipcode": "1234",
+  "avatar": "https://api.dicebear.com/6.x/lorelei/svg?flip=false",
+  "gender": "MALE",
+  "phone": "+995555123456",
+  "verified": true,
+  "iat": 1695313435,
+  "exp": 1695317035
+}
+```
+
+::: info NOTE
+The user must be verified to get this response.
+:::
+
+## Get User By ID
+
+- Method: `GET`
+- URL: `https://api.everrest.educata.dev/auth/id/:id`
+
+### Example
+
+```sh
+curl -X 'GET' \
+  'https://api.everrest.educata.dev/auth/id/64f2da8cea119c908673da3c' \
+  -H 'accept: application/json'
+```
+
+### Response
+
+```json
+{
+  "_id": "64f2da8cea119c908673da3c",
+  "firstName": "John",
+  "lastName": "Doe",
+  "age": 50,
+  "email": "[email protected]",
+  "address": "somewhere over the rainbow",
+  "role": "default",
+  "zipcode": "1234",
+  "avatar": "https://api.dicebear.com/6.x/lorelei/svg?flip=false",
+  "gender": "MALE",
+  "phone": "+995555123456",
+  "verified": true,
+  "iat": 1695313435,
+  "exp": 1695317035
+}
+```
+
+## Get All Users
+
+- Method: `GET`
+- URL: `https://api.everrest.educata.dev/auth/all`
+
+### Query Params
+
+- `page_size` : number
+- `page_index` : number
+
+### Example
+
+```sh
+curl -X 'GET' \
+  'https://api.everrest.educata.dev/auth/all?page_index=1&page_size=5' \
+  -H 'accept: */*'
+```
+
+### Response
+
+```json
+{
+  "total": 8,
+  "limit": 5,
+  "page": 1,
+  "skip": 0,
+  "users": [
+    {
+      "_id": "64eb7cc5d65558315ab2834e",
+      "firstName": "Ahmad",
+      "lastName": "Jamal",
+      "age": 50,
+      "email": "[email protected]",
+      "address": "nowhere",
+      "role": "default",
+      "zipcode": "1234",
+      "avatar": "https://api.dicebear.com/6.x/lorelei/svg?flip=false",
+      "gender": "male",
+      "phone": "+123456789",
+      "verified": false
+    },
+    {
+      "_id": "650af7ec1e95c9f19d878f61",
+      "firstName": "John",
+      "lastName": "Doe",
+      "age": 30,
+      "email": "[email protected]",
+      "address": "somewhere",
+      "role": "default",
+      "zipcode": "0178",
+      "avatar": "https://api.dicebear.com/7.x/pixel-art/svg?seed=Jane",
+      "gender": "MALE",
+      "phone": "+995599123456",
+      "verified": false
+    }
+
+    // ...
+  ]
+}
+```
+
+## Refresh Token
+
+- Method: `GET`
+- URL: `https://api.everrest.educata.dev/auth/refresh`
+
+### Example
+
+```sh
+curl -X 'POST' \
+  'https://api.everrest.educata.dev/auth/refresh' \
+  -H 'accept: */*' \
+  -d ''
+```
+
+### Response
+
+```json
+
+Response body
+
+{
+  "access_token": "<refreshed_token_here>"
+}
+```
+
+## Update User Data
+
+- Method: `PATCH`
+- URL: `https://api.everrest.educata.dev/auth/update`
+
+### Body
+
+- `firstName` : string
+- `lastName` : string
+- `age` : number
+- `email` : string
+- `address` : string
+- `phone` : string
+- `zipcode` : string
+- `avatar` : string
+- `gender` : `"MALE"` `"FEMALE"` `"OTHER"`
+
+### Example
+
+```sh
+curl -X 'PATCH' \
+  'https://api.everrest.educata.dev/auth/update' \
+  -H 'accept: application/json' \
+  -H 'Content-Type: application/json' \
+  -d '{
+  "firstName": "Barry",
+  "lastName": "Harris",
+  "age": 91,
+  "email": "[email protected]",
+  "address": "canada",
+  "phone": "+995995123456",
+  "zipcode": "0178",
+  "avatar": "https://api.dicebear.com/7.x/pixel-art/svg?seed=Barry",
+  "gender": "MALE"
+}'
+```
+
+### Response
+
+```json
+{
+  "_id": "64f2da8cea119c908673da3c",
+  "firstName": "Barry",
+  "lastName": "Harris",
+  "age": 91,
+  "email": "[email protected]",
+  "address": "canada",
+  "phone": "+995599123456",
+  "role": "default",
+  "zipcode": "0178",
+  "avatar": "https://api.dicebear.com/7.x/pixel-art/svg?seed=Barry",
+  "gender": "MALE",
+  "cartID": "",
+  "verified": true,
+  "chatIds": [],
+  "__v": 0
+}
+```
+
+## Recover Password
+
+- METHOD: `POST`
+- URL: `https://api.everrest.educata.dev/auth/recovery`
+
+### Body
+
+- `email` : string
+
+### Example
+
+```sh
+curl -X 'POST' \
+  'https://api.everrest.educata.dev/auth/recovery' \
+  -H 'accept: */*' \
+  -H 'Content-Type: application/json' \
+  -d '{
+  "email": "[email protected]"
+}'
+```
+
+### Response
+
+```json
+{
+  "status": 200,
+  "message": "If we find the verified email in the database, we will send a recovery mail"
+}
+```
+
+::: warning NOTE
+This changes user's password into an automatically generated one which will be sent to their email.
+The user then can access his account with it and optionally [change it](#change-password).
+:::
+
+## Change Password
+
+- Method: `PATCH`
+- URL: `https://api.everrest.educata.dev/auth/change_password`
+
+### Body
+
+- `oldPassword` : string
+- `newPassword` : string
+
+::: info NOTE
+If the user has sent a [password recovery request](#recover-password), the `oldPassword` should
+be the one generated by the server.
+:::
+
+### Example
+
+```sh
+curl -X 'PATCH' \
+  'https://api.everrest.educata.dev/auth/change_password' \
+  -H 'accept: */*' \
+  -H 'Content-Type: application/json' \
+  -d '{
+  "oldPassword": "badpass123",
+  "newPassword": "newbadpass123"
+}'
+```
+
+### Response
+
+```json
+{
+  "access_token": "example_access_token_string",
+  "refresh_token": "example_refresh_token_string"
+}
+```
+
+:::info NOTE
+This endpoint essentialy signs the user in again, hence the tokens in response.
+:::