Create FORGE_TIPS.md

Author: sambacha

FORGE_TIPS.md

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+
+### formatting ds-test logs
+() https://github.com/dapphub/dapptools/blob/728a9245fa5f78589b0cedec0ade2da5433ad792/src/hevm/src/EVM/UnitTest.hs#L830
+1. https://github.com/gakonst/foundry/blob/master/evm-adapters/src/sputnik/cheatcodes/mod.rs#L68-L88
+2. https://github.com/gakonst/foundry/blob/master/evm-adapters/src/sputnik/cheatcodes/cheatcode_handler.rs#L76-L109
+3. https://github.com/gakonst/foundry/blob/master/evm-adapters/src/sputnik/cheatcodes/cheatcode_handler.rs#L263
+
+
+
+### VSCode Config
+
+> https://github.com/gakonst/dapptools-template/blob/master/.vscode/settings.json
+
+```json
+
+{
+  "settings": {
+    "solidity.remappings": [
+      "ds-test/=$HOME/forge-example/forge-test/lib/ds-test/src/"
+    ]
+  }
+}
+
+```
+
+## Remappings 
+
+```sh
+ds-test/=$(pwd)/lib/ds-test/src/
+```
+
+### passing state to `ds-test`
+
+```sh
+export DAPP_LIBRARIES=$(dapp --library-addresses)
+export DAPP_TEST_STATE=$(dapp --make-library-state)