snippets for sweeping funds on channel closes. (#110)

* Bump breez-sdk snippet dependency to 0.2.12

* Bump the Swift snippet macos version to v13

* Bump breez-sdk snippet dependency to 0.2.14

* swiftformat

* redeem_onchain_funds example

* Document swapinfo fields

* example on how to use local breez-sdk package

* fix dart example

* yarn lint

* remove swapinfo docs

* dart fixup

---------

Co-authored-by: ok300 <106775972+ok300@users.noreply.github.com>

snippets/react-native/closed_channel.ts

@@ -0,0 +1,19 @@
+import {
+  prepareRedeemOnchainFunds,
+  redeemOnchainFunds
+} from '@breeztech/react-native-breez-sdk'
+
+const examplePrepareRedeemOnchainFunds = async (feeRate: number) => {
+  // ANCHOR: prepare-redeem-onchain-funds
+  const toAddress = 'bc1..'
+  const satPerVbyte = feeRate
+
+  const prepareRedeemOnchainFundsResp = await prepareRedeemOnchainFunds({ toAddress, satPerVbyte })
+  // ANCHOR_END: prepare-redeem-onchain-funds
+}
+
+const exampleRedeemOnchainFunds = async (satPerVbyte: number, toAddress: string) => {
+  // ANCHOR: redeem-onchain-funds
+  const redeemOnchainFundsResp = await redeemOnchainFunds({ toAddress, satPerVbyte })
+  // ANCHOR_END: redeem-onchain-funds
+}