Add evmbench + RareSkills gas guide

.github/workflows/build.yml

@@ -10,4 +10,4 @@ jobs:
       - name: Check URLs
         uses: lycheeverse/lychee-action@v2
         with:
-          args: readme.md --verbose --accept 200,403 --exclude www.linkedin.com/company/solidity-developer
+          args: readme.md --verbose --accept 200,403 --exclude www.linkedin.com/company/solidity-developer --exclude tenderly.co --config lychee.toml

lychee.toml

@@ -0,0 +1,3 @@
+max_concurrency = 8
+max_retries = 3
+retry_wait_time = 5

readme.md

@@ -65,6 +65,7 @@ Smart contract programming language for the Ethereum Virtual Machine.
 - [Aderyn](https://github.com/Cyfrin/aderyn) - Rust-based static analysis tool for Solidity by Cyfrin. [![Stars](https://badgen.net/github/stars/Cyfrin/aderyn)](https://github.com/Cyfrin/aderyn)
 - [Certora Prover](https://www.certora.com/) - Formal verification for smart contracts.
 - [Echidna](https://github.com/crytic/echidna) - Property-based fuzzer for smart contracts. [![Stars](https://badgen.net/github/stars/crytic/echidna)](https://github.com/crytic/echidna)
+- [evmbench](https://github.com/paradigmxyz/evmbench) - Benchmark and harness for finding and exploiting smart contract vulnerabilities. [![Stars](https://badgen.net/github/stars/paradigmxyz/evmbench)](https://github.com/paradigmxyz/evmbench)
 - [Forta Network](https://docs.forta.network/en/latest/) - Decentralized runtime security monitoring network for smart contracts. [![Stars](https://badgen.net/github/stars/forta-network/forta-contracts)](https://github.com/forta-network/forta-contracts)
 - [Manticore](https://github.com/trailofbits/manticore) - Symbolic execution tool for smart contract and binary analysis. [![Stars](https://badgen.net/github/stars/trailofbits/manticore)](https://github.com/trailofbits/manticore)
 - [Medusa](https://github.com/crytic/medusa) - Parallel fuzzing engine for smart contracts with advanced techniques. [![Stars](https://badgen.net/github/stars/crytic/medusa)](https://github.com/crytic/medusa)
@@ -79,6 +80,7 @@ Smart contract programming language for the Ethereum Virtual Machine.
 
 - [evm.codes](https://www.evm.codes/) - EVM opcode gas reference. [![Stars](https://badgen.net/github/stars/duneanalytics/evm.codes)](https://github.com/duneanalytics/evm.codes)  
 - [Foundry Gas Reports](https://www.getfoundry.sh/forge/gas-tracking) - Built-in gas profiling for Solidity tests.
+- [RareSkills Book of Solidity Gas Optimization](https://rareskills.io/post/gas-optimization) - Comprehensive guide covering 80+ gas optimization techniques including assembly and storage patterns.
 - [Solidity Optimizer](https://docs.soliditylang.org/en/latest/internals/optimizer.html) - Detailed explanation of Solidity's optimizer stages and components.
 
 ## Upgradeable Contracts