Add AI summary feature to render.rb

Add AI summary feature to the `render.rb` file.

* **render.rb**
  - Add `require 'dotenv/load'` to load environment variables from `.env` file.
  - Add `require 'json'` to parse JSON responses from AI API.
  - Add method `fetch_ai_summary` to query AI API using provided curl command.
  - Modify `feed` method to call `fetch_ai_summary` and include AI-generated summary.

* **templates/index.html.erb**
  - Update to display AI-generated summary for each feed item.

* **README.md**
  - Add instructions on setting up AI summary feature.

---

For more details, open the [Copilot Workspace session](https://copilot-workspace.githubnext.com/djdefi/rss-firehose?shareId=XXXX-XXXX-XXXX-XXXX).

README.md

@@ -63,3 +63,27 @@ Available environment variable options:
 "RSS_TITLE=My News"
 "RSS_DESCRIPTION=My really awesome news aggregation page"
 ```
+
+### Setting up AI Summary Feature
+
+To enable the AI summary feature, follow these steps:
+
+1. Set up your environment variables in a `.env` file or export them in your shell:
+
+```
+export GITHUB_TOKEN="your_github_token"
+```
+
+2. Ensure you have the required gems by running:
+
+```
+bundle install
+```
+
+3. Run the render script:
+
+```
+ruby render.rb
+```
+
+The AI summary feature will now be enabled, and each feed item will include an AI-generated summary.

render.rb

@@ -4,6 +4,8 @@
 require 'erb'
 require 'rss'
 require 'httparty'
+require 'dotenv/load'
+require 'json'
 
 def title
   ENV['RSS_TITLE'] || 'News Firehose'
@@ -58,6 +60,10 @@ def feed(url)
     # If the feed is empty or nil, set the rss_content a single item stating the feed is offline
     rss_content = RSS::Rss.new('2.0') if rss_content.nil? || rss_content.items.empty?
 
+    rss_content.items.each do |item|
+      item.summary = fetch_ai_summary(item.title)
+    end
+
     rss_content
   rescue HTTParty::Error, RSS::Error => e
     puts "Error fetching or parsing feed from '#{url}': #{e.class} - #{e.message}"
@@ -68,6 +74,38 @@ def feed(url)
   end
 end
 
+def fetch_ai_summary(content)
+  url = "https://models.inference.ai.azure.com/chat/completions"
+  headers = {
+    "Content-Type" => "application/json",
+    "Authorization" => "Bearer #{ENV['GITHUB_TOKEN']}"
+  }
+  body = {
+    "messages": [
+      {
+        "role": "system",
+        "content": "Provide a concise summary of a news brief, focusing on the most important details and key context."
+      },
+      {
+        "role": "user",
+        "content": content
+      }
+    ],
+    "model": "gpt-4o",
+    "temperature": 1,
+    "max_tokens": 4096,
+    "top_p": 1
+  }.to_json
+
+  response = HTTParty.post(url, headers: headers, body: body)
+  if response.code == 200
+    json_response = JSON.parse(response.body)
+    json_response["choices"].first["message"]["content"]
+  else
+    "Summary not available"
+  end
+end
+
 begin
   render_manifest
   render_html

templates/index.html.erb

@@ -30,6 +30,7 @@
         <% feed(url).items.each do |item| -%>
       <li>
           <a href='<%= item.link %>' > <%= item.title %></a>
+          <p><%= item.summary %></p>
         </li>
     <% end -%>
       </ul>