add contract deploy flow

contract_deploy.md

@@ -0,0 +1,33 @@
+# Devnet setup and contract deployment
+
+### Required asdf plugins: 
+* scarb
+* starknet-devnet
+* starknet-foundry
+
+### Start devnet
+`starknet-devnet --fork-network "http://178.32.172.148:6060/v0_7"`
+
+### Create and deploy sncast account
+`sncast account create --url http://127.0.0.1:5050 --name acc`
+
+```
+curl http://127.0.0.1:5050/mint -X POST -d '{"address": "<address after create>", "amount": 500000000000000000, "unit": "FRI"}' -H "Content-Type: application/json"
+```
+
+`sncast account deploy --url http://127.0.0.1:5050 --name acc --fee-token strk`
+
+### Declare and deploy spotnet Core
+In spotnet directory(it should compile it and then declare):
+`sncast --account acc declare --url http://127.0.0.1:5050 --fee-token strk --contract-name Core`
+After, deploy with generated class hash:
+
+```
+sncast --account acc deploy --url http://127.0.0.1:5050 --fee-token strk --class-hash <class-hash> --constructor-calldata 0x00000005dd3d2f4429af886cd1a3b08289dbcea99a294197e9eb43b0e0325b4b 0x04c0a5193d58f74fbace4b74dcf65481e734ed1714121bdc571da345540efa05
+```
+
+Now access it by address.
+#### Docs:
+* https://foundry-rs.github.io/starknet-foundry/starknet/account.html
+* https://foundry-rs.github.io/starknet-foundry/starknet/declare.html
+* https://foundry-rs.github.io/starknet-foundry/starknet/deploy.html