docs: add milestones

README.md

@@ -1,2 +1,72 @@
 # ethereum_rust
 Ethereum Execution client
+
+# Milestones
+
+## Milestone Zero (Setup)
+
+- Repository boilerplate
+- Http Server setup
+- Support the following RPC endpoints
+    - `eth_chainId`
+    - `engine_exchangeCapabilities`
+
+## First Milestone (Blocks)
+
+*Needs: RLP, DevP2P*
+
+- Spin a local-net with https://github.com/kurtosis-tech/ethereum-package
+    - Add CLI to the node with minimal configuration
+- Receive block headers and bodies through gossip
+- Store block headers and bodies in DB
+- Store transactions and receipts
+- Support the following RPC endpoints
+    - `eth_chainId`
+    - `eth_getBlockByHash`
+    - `eth_getBlockByNumber`
+    - `eth_blockNumber`
+    - `eth_getBlockReceipts`
+    - `eth_getBlockTransactionCountByNumber`
+    - `eth_getTransactionByBlockHashAndIndex`
+    - `eth_getTransactionByBlockNumberAndIndex`
+
+## Second Milestone (EVM)
+
+*Needs: rEVM integration*, *Patricia Merkle Tree*
+
+- Call the EVM to perform the state transition
+- Verify post state hash
+- Store the state in DB
+- Support the following RPC endpoints:
+    - `eth_getBalance`
+    - `eth_getCode`
+    - `eth_getStorageAt`
+    - `eth_getProof`
+
+## Third Milestone (Consensus)
+
+Needs: *Block downloader, Blockchain tree*
+
+- Support for forkchoice update from consensus client
+- Downloading missing blocks
+- Support the following RPC endpoints:
+    - `engine_exchangeCapabilities`
+    - `eth_syncing`
+    - `engine_forkchoiceUpdatedV3`
+    - `engine_newPayloadV3`
+
+## Fourth Milestone (Transactions)
+
+- Support to download initial unconfirmed transactions via p2p request
+- Support receiving and re-propagating transactions in gossip
+- Support sending transactions via RPC
+- Support the following RPC endpoints:
+    - `eth_getTransactionByHash`
+    - `eth_sendTransaction`
+    - `eth_sendRawTransaction`
+    - `eth_call`
+    - `eth_createAccessList`
+    - `eth_getTransactionReceipt`
+
+## Fifth Milestone
+TBD