Added OpenID endpoints tests and documentation

docs/api/endpoints/openId.md

@@ -0,0 +1,82 @@
+# OpenID Endpoints
+
+## Used Models
+- [SingleValueResult](../../models.md#singlevalueresult)
+
+## API Endpoint: RedirectToProvider
+
+**Endpoint:** `GET /api/v1/openid/redirect`
+
+**Description:** Redirects the user to the OpenID provider's authorization endpoint.
+
+**Authorization Required:** No
+
+**Parameters:**
+- **redirectAfter** (query, optional): The URL to redirect to after authentication.
+- **performRedirect** (query, optional): A flag to indicate if the user should be redirected (default is 1).
+
+**Response:**
+- **302 Found:** Redirects the user to the OpenID provider's authorization endpoint.
+- **200 OK:** Returns the constructed authorization URI.
+  ```json
+  {
+    "value": "string"
+  }
+  ```
+
+## API Endpoint: Callback
+
+**Endpoint:** `GET /api/v1/openid/callback`
+
+**Description:** Handles the callback from the OpenID provider and exchanges the authorization code for tokens.
+
+**Authorization Required:** No
+
+**Parameters:**
+- **code** (query, required): The authorization code received from the OpenID provider.
+- **state** (query, optional): The state parameter to handle the redirect after authentication.
+
+**Response:**
+- **200 OK:** Returns the access token.
+  ```json
+  {
+    "value": "string"
+  }
+  ```
+- **400 Bad Request:** Authorization code is missing.
+- **403 Forbidden:** Authorization code is not valid.
+
+## API Endpoint: Refresh
+
+**Endpoint:** `GET /api/v1/openid/refresh`
+
+**Description:** Refreshes the access token using the refresh token.
+
+**Authorization Required:** Yes
+
+**Parameters:**
+- None
+
+**Response:**
+- **200 OK:** Returns the refreshed access token.
+  ```json
+  {
+    "value": "string"
+  }
+  ```
+- **400 Bad Request:** Refresh token not provided.
+- **409 Conflict**: Refresh token not valid.
+
+## API Endpoint: Logout
+
+**Endpoint:** `DELETE /api/v1/openid/logout`
+
+**Description:** Logs out the user by deleting the authentication cookies.
+
+**Authorization Required:** Yes
+
+**Parameters:**
+- None
+
+**Response:**
+- **200 OK:** User is logged out successfully.