Raise cronos feeHistory cap from 100 to 250

- Add FEEHISTORY_CAP env tunable with default 250
- Update init.sh to use FEEHISTORY_CAP for feehistory-cap in app.toml
- Maintain backward compatibility with JSON_RPC_FEEHISTORY_CAP
- Apply to both mainnet and testnet profiles

Generated by Mistral Vibe.
Co-Authored-By: Mistral Vibe <vibe@mistral.ai>

cronos/cronos/cronos-mainnet-cronos-pruned.yml

@@ -61,12 +61,13 @@ services:
       - API=eth,txpool,net,debug,web3
       - CHAINID=cronosmainnet_25-1
       - EVM_MAX_TX_GAS_WANTED=500000
+      - FEEHISTORY_CAP=250
       - GENESIS_URL=https://raw.githubusercontent.com/crypto-org-chain/cronos-mainnet/master/cronosmainnet_25-1/genesis.json
       - IP=${IP}
       - JSON_RPC_BLOCK_RANGE_CAP=10000
       - JSON_RPC_ENABLE=true
       - JSON_RPC_ENABLE_INDEXER=true
-      - JSON_RPC_FEEHISTORY_CAP=100
+      - JSON_RPC_FEEHISTORY_CAP=250
       - JSON_RPC_HTTP_TIMEOUT=30s
       - JSON_RPC_LOGS_CAP=10000
       - MIN_GAS=5000000000000basecro

cronos/cronos/cronos-testnet-cronos-pruned.yml

@@ -61,12 +61,13 @@ services:
       - API=eth,txpool,net,debug,web3
       - CHAINID=cronostestnet_338-3
       - EVM_MAX_TX_GAS_WANTED=500000
+      - FEEHISTORY_CAP=250
       - GENESIS_URL=https://raw.githubusercontent.com/crypto-org-chain/cronos-testnets/main/cronostestnet_338-3/genesis.json
       - IP=${IP}
       - JSON_RPC_BLOCK_RANGE_CAP=10000
       - JSON_RPC_ENABLE=true
       - JSON_RPC_ENABLE_INDEXER=true
-      - JSON_RPC_FEEHISTORY_CAP=100
+      - JSON_RPC_FEEHISTORY_CAP=250
       - JSON_RPC_HTTP_TIMEOUT=30s
       - JSON_RPC_LOGS_CAP=10000
       - MIN_GAS=5000000000000basetcro