add rpc providers page and quicknode

Author: ferhatqn

pages/_meta.json

@@ -25,6 +25,7 @@
     "title": "Advanced"
   },
   "token-standards": "Token Standards",
+  "rpc-providers": "RPC Providers",
   "running-sei-node": "Run a Sei Node",
   "running-validator": "Run a Validator",
   "oracles": "Oracles",

pages/rpc-providers/_meta.json

@@ -0,0 +1,3 @@
+{
+  "quicknode": "QuickNode"
+}

pages/rpc-providers/quicknode.mdx

@@ -0,0 +1,24 @@
+# QuickNode 
+
+## Accelerate Your Sei Projects
+
+[QuickNode](https://quicknode.com) is a trusted infrastructure partner for the Sei network, providing developers with powerful APIs and dedicated support to streamline their blockchain applications.
+
+## Supported Networks and APIs
+
+Develop on Sei with confidence, leveraging secure and scalable API endpoints.
+
+| Network      | HTTPS | WSS | Supported APIs |
+| ----------- | ----------- | ----------- | ----------- |
+| Mainnet    | ✅     |  ✅ | Tendermint JSON-RPC/REST, Cosmos REST API |
+| Devnet    | ✅     |  ✅ | EVM, Tendermint JSON-RPC/REST, Cosmos REST API |
+| Testnet    | ✅     |  ✅ | Tendermint JSON-RPC/REST, Cosmos REST API |
+
+## Partnering for Progress
+
+Sei and QuickNode partner to offer significant benefits for developers:
+
+- **Enterprise Discount**: Get a 15% discount on Sei RPC traffic and a 2-week free POC period
+- **Self-Service Offer**: Enjoy 2 months free on our self-service plan using **SEIDEV**
+
+For more details to take advantage of these offers, click [here](https://quicknode.notion.site/QuickNode-Benefits-for-Sei-Developers-055595fe29354fc6b8de2c2d354d0972).