added oracle upgrade guide

docs/upgrade_oracle.md

@@ -0,0 +1,35 @@
+# kava-8 Oracle Update Guide
+The Kava blockchain is upgrading and minor updates are needed for oracles
+
+## Update Guide For Standalone Oracle Operators
+1. Install the latest version of kava-tools
+2. In your `.env` configuration file, add an entry for `FEE`. This will set the default fee (in ukava) for each oracle transaction (can be 0).
+   - `FEE=”10000”`
+3. In your `.env` configuration file, update the MARKET_IDS entry to include the latest markets for kava-5:
+   - `MARKET_IDS="bnb:usd,bnb:usd:30,btc:usd,btc:usd:30,xrp:usd,xrp:usd:30,busd:usd,busd:usd:30,kava:usd,kava:usd:30,hard:usd,hard:usd:30,usdx:usd"`
+4. Restart your oracle process
+
+## Update Guide For Chainlink Oracle Operators
+1. Pull the latest version of Kava’s external-adapters-js repo
+2. Install `yarn`
+3. Build the latest version of the kava adapter
+   - from top level external-adapter-js directory
+   - make docker adapter=kava
+4. Edit your configuration file and add an entry for `FEE`. This will set the default fee (in ukava) for each oracle transaction (can be 0).
+   - `FEE=”10000”`
+5. Restart the kava adapter with the latest version
+6. If necessary, create jobs for the following market_ids, if they do not already exist
+   - bnb:usd
+   - bnb:usd:30
+   - btc:usd
+   - btc:usd:30
+   - xrp:usd
+   - xrp:usd:30
+   - busd:usd
+   - busd:usd:30
+   - kava:usd
+   - kava:usd:30
+   - hard:usd
+   - hard:usd:30
+   - usdx:usd
+