docs: erpc

Author: kasrakhosravi

docs/tools/rpc-proxy-caching/erpc.md

@@ -1,3 +1,8 @@
+!!! info "Content disclaimer"
+
+    Please view the third-party content disclaimer [here](https://github.com/0xPolygon/polygon-docs/blob/main/CONTENT_DISCLAIMER.md).
+
+
 # Polygon RPC Proxy and Caching
 
 [eRPC](https://erpc.cloud/) is a fault-tolerant EVM RPC proxy and re-org aware permanent caching solution. It is built with read-heavy use-cases in mind such as data indexing and high-load frontend usage.

mkdocs.yml

@@ -423,6 +423,8 @@ nav:
       - Chain indexer framework:
           - Overview: tools/chain-indexer-framework/overview.md
           - Usage: tools/chain-indexer-framework/usage.md 
+      - RPC Proxy:
+          - eRPC: tools/rpc-proxy-caching/erpc.md
       - Data:
           - Alchemy subgraphs: https://docs.alchemy.com/docs/how-to-build-and-deploy-a-subgraph-on-polygon-zkevm-using-alchemy-subgraphs
           - Covalent: tools/data/covalent.md