docs: reorganize Get Started section to prioritize experiments

- Move experiments quickstart to prominent Quickstart section
- Remove links to old RAG-focused tutorials (evals.md, rag_eval.md, rag_testset_generation.md)
- Organize tutorials into separate section with clearer descriptions
- Add Discord community link
- Update structure to emphasize experiments-first approach

Author: sanjeed5

docs/getstarted/index.md

@@ -1,18 +1,25 @@
 # 🚀 Get Started
 
-Welcome to Ragas! If you're new to Ragas, the Get Started guides will walk you through the fundamentals of working with Ragas. These tutorials assume basic knowledge of Python and building LLM application pipelines. 
+Welcome to Ragas! The Get Started guides will walk you through the fundamentals of working with Ragas. These tutorials assume basic knowledge of Python and building LLM application pipelines.
 
 Before you proceed further, ensure that you have [Ragas installed](./install.md)!
 
 !!! note
-    The tutorials only provide an overview of what you can accomplish with Ragas and the basic skills needed to utilize it effectively. For an in-depth explanation of the core concepts behind Ragas, check out the [Core Concepts](../concepts/index.md) page. You can also explore the [How-to Guides](../howtos/index.md) for specific applications of Ragas.
+    The tutorials provide an overview of what you can accomplish with Ragas and the basic skills needed to utilize it effectively. For an in-depth explanation of the core concepts behind Ragas, check out the [Core Concepts](../concepts/index.md) page. You can also explore the [How-to Guides](../howtos/index.md) for specific applications of Ragas.
 
-If you have any questions about Ragas, feel free to join and ask in the `#questions` channel in our Discord community.
+If you have any questions about Ragas, feel free to join our [Discord community](../community/index.md) and ask in the `#questions` channel.
 
-Let's get started!
+## Quickstart
 
-- [Quick Start: Get Running in 5 Minutes](./quickstart.md)
-- [Evaluate your first AI app](./evals.md)
-- [Run ragas metrics for evaluating RAG](rag_eval.md)
-- [Generate test data for evaluating RAG](rag_testset_generation.md)
-- [Run your first experiment](experiments_quickstart.md)
+Start here to get up and running with Ragas in minutes:
+
+- [Run your first experiment](experiments_quickstart.md) 
+
+## Tutorials
+
+Learn how to evaluate different types of AI applications:
+
+- [Evaluate a prompt](../tutorials/prompt.md) - Test and compare different prompts
+- [Evaluate a simple RAG system](../tutorials/rag.md) - Evaluate a RAG application
+- [Evaluate an AI Workflow](../tutorials/workflow.md) - Evaluate multi-step workflows
+- [Evaluate an AI Agent](../tutorials/agent.md) - Evaluate agentic applications