doc: update readme

README.md

@@ -28,14 +28,15 @@ Collaborated competently with [Antonio Cheong](https://github.com/acheong08).
   - [Usage](#usage)
     - [# 01. Initialization](#-01-initialization)
     - [# 02. Generate content](#-02-generate-content)
-    - [# 03. Text generation](#-03-text-generation)
-    - [# 04. Image generation](#-04-image-generation)
-    - [# 05. Retrieving Images from Gemini Responses](#-05-retrieving-images-from-gemini-responses)
-    - [# 06. Generate content from images](#-06-generate-content-from-images)
-    - [# 07. Generate content using Google Services](#-07-generate-content-using-google-services)
-    - [# 08. Fix context setting rcid](#-08-fix-context-setting-rcid)
-    - [# 09. Changing the Selected Response from 0 to n](#-09-changing-the-selected-response-from-0-to-n)
-    - [# 10. Generate custom content](#-10-generate-custom-content)
+    - [# 03. Send request](#-03-send-request)
+    - [# 04. Text generation](#-04-text-generation)
+    - [# 05. Image generation](#-05-image-generation)
+    - [# 06. Retrieving Images from Gemini Responses](#-06-retrieving-images-from-gemini-responses)
+    - [# 07. Generate content from images](#-07-generate-content-from-images)
+    - [# 08. Generate content using Google Services](#-08-generate-content-using-google-services)
+    - [# 09. Fix context setting rcid](#-09-fix-context-setting-rcid)
+    - [# 10. Changing the Selected Response from 0 to n](#-10-changing-the-selected-response-from-0-to-n)
+    - [# 11. Generate custom content](#-11-generate-custom-content)
   - [More features](#more-features)
   - [Open-source LLM, Gemma](#open-source-llm-gemma)
     - [How to use Gemma](#how-to-use-gemma)
@@ -105,7 +106,7 @@ pip install -q -U python-gemini-api
 
 <br>
 
-## Usage
+## Quick Start
 
 *Simple usage*
 
@@ -116,16 +117,6 @@ import os
 os.environ["GEMINI_LANGUAGE"] = "KR"
 ```
 
-Send request: returns original payload.
-```python
-from gemini import Gemini
-
-cookies = {} # Cookies may vary by account or region. Consider sending the entire cookie file.
-GeminiClient = Gemini(cookies=cookies) # You can use various args
-
-response_text, response_status = GeminiClient.send_request("Hello, Gemini. What's the weather like in Seoul today?")
-print(response_text)
-```
 
 
 Generate content: returns parsed response.
@@ -153,9 +144,11 @@ response.payload
 > [!NOTE] 
 > If the generate_content method returns an empty payload, try executing it again without reinitializing the Gemini object.
 
-
 <br>
 
+## Usage
+
+
 ### # 01. Initialization
 Please explicitly declare `cookies` in dict format. You can also enter the path to the file containing the cookie with `cookie_fp`(*.json, *.txt supported). Check this [sample cookie file](https://github.com/dsdanielpark/Gemini-API/blob/main/cookies.txt).
 
@@ -220,7 +213,23 @@ https://github.com/dsdanielpark/Gemini-API/blob/fdf064c57bc1fb47fbbb4b93067618a2
 
 <br>
 
-### # 03. Text generation
+
+### # 03. Send request
+Send request: returns the request's payload and status_code, making debugging easier.
+```python
+from gemini import Gemini
+
+cookies = {} # Cookies may vary by account or region. Consider sending the entire cookie file.
+GeminiClient = Gemini(cookies=cookies) # You can use various args
+
+response_text, response_status = GeminiClient.send_request("Hello, Gemini. What's the weather like in Seoul today?")
+print(response_text)
+```
+
+
+<br>
+
+### # 04. Text generation
 Returns text generated by Gemini.
 ```python
 prompt = "Hello, Gemini. What's the weather like in Seoul today?"
@@ -231,7 +240,7 @@ print(response.text)
 
 <br>
 
-### # 04. Image generation
+### # 05. Image generation
 Returns images generated by Gemini.
 https://github.com/dsdanielpark/Gemini-API/blob/fdf064c57bc1fb47fbbb4b93067618a200e77f62/gemini/src/model/image.py#L12
 
@@ -321,7 +330,7 @@ if __name__ == "__main__":
 
 <br>
 
-### # 05. Retrieving Images from Gemini Responses
+### # 06. Retrieving Images from Gemini Responses
 Returns images in response of Gemini.
 
 *Sync downloader*
@@ -384,7 +393,7 @@ if __name__ == "__main__":
 
 <br>
 
-### # 06. Generate content from images
+### # 07. Generate content from images
 Takes an image as input and returns a response.
 
 ```python
@@ -397,7 +406,7 @@ response.response_dict
 
 <br>
 
-### # 07. Generate content using Google Services
+### # 08. Generate content using Google Services
 To begin, you must link Google Workspace to activate this extension via the [Gemini web extension](https://gemini.google.com/extensions). Please refer to the [official notice](https://support.google.com/gemini/answer/13695044) and review the [privacy policies](https://support.google.com/gemini/answer/13594961?visit_id=638457301410420313-1578971242&p=privacy_help&rd=1) for more details.
 
 *extention flags*
@@ -439,7 +448,7 @@ response.response_dict
 <br>
 
 
-### # 08. Fix context setting rcid
+### # 09. Fix context setting rcid
 You can specify a particular response by setting its response candidate id(rcid).
 
 ```python
@@ -454,7 +463,7 @@ response2 = GeminiClient.generate_content("How long does it take from LA to New
 
 <br>
 
-### # 09. Changing the Selected Response from 0 to *n*
+### # 10. Changing the Selected Response from 0 to *n*
 In Gemini, generate_content returns the first response. This may vary depending on length or sorting. Therefore, you can specify the index of the chosen response from 0 to *n* as follows. However, if there is only one response, revert it back to 0.
 ```python
 from gemini import GeminiModelOutput
@@ -464,7 +473,7 @@ response1 = GeminiClient.generate_content("Give me some information about the US
 
 <br>
 
-### # 10. Generate custom content 
+### # 11. Generate custom content 
 Parse the response text to extract desired values.
 
 https://github.com/dsdanielpark/Gemini-API/blob/fdf064c57bc1fb47fbbb4b93067618a200e77f62/gemini/core.py#L317