re-added updated chat_with_website test pipeline

tests/test_files/chat_with_website.yml

@@ -0,0 +1,50 @@
+components:
+  converter:
+    type: haystack.components.converters.html.HTMLToDocument
+    init_parameters:
+      extraction_kwargs: null
+
+  fetcher:
+    init_parameters:
+      raise_on_failure: true
+      retry_attempts: 2
+      timeout: 3
+      user_agents:
+        - haystack/LinkContentFetcher/2.0.0b8
+    type: haystack.components.fetchers.link_content.LinkContentFetcher
+
+  llm:
+    init_parameters:
+      api_base_url: null
+      api_key:
+        env_vars:
+          - OPENAI_API_KEY
+        strict: true
+        type: env_var
+      generation_kwargs: {}
+      model: gpt-4o-mini
+      streaming_callback: null
+      system_prompt: null
+    type: haystack.components.generators.openai.OpenAIGenerator
+
+  prompt:
+    init_parameters:
+      template: |
+        "According to the contents of this website:
+        {% for document in documents %}
+          {{document.content}}
+        {% endfor %}
+        Answer the given question: {{query}}
+        Answer:
+        "
+    type: haystack.components.builders.prompt_builder.PromptBuilder
+
+connections:
+  - receiver: converter.sources
+    sender: fetcher.streams
+  - receiver: prompt.documents
+    sender: converter.documents
+  - receiver: llm.prompt
+    sender: prompt.prompt
+
+metadata: {}