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/python/src/closed_channel.py

@@ -0,0 +1,26 @@
+import breez_sdk
+
+def prepare_redeem_onchain_funds(sdk_services, fee_rate):
+   
+    try:
+         # ANCHOR: prepare-redeem-onchain-funds
+        destination_address = "bc1.."
+        sat_per_vbyte = fee_rate
+        req = breez_sdk.PrepareRedeemOnchainFundsRequest(destination_address, sat_per_vbyte)
+        result =  sdk_services.prepare_redeem_onchain_funds(req)
+        # ANCHOR_END: prepare-redeem-onchain-funds
+        return result
+    except Exception as error:
+        print(error)
+        raise
+
+def redeem_onchain_funds(sdk_services, to_address, fee_rate):
+    try:
+        # ANCHOR: redeem-onchain-funds
+        req = breez_sdk.RedeemOnchainFundsRequest(to_address, fee_rate)
+        result = sdk_services.redeem_onchain_funds(req)
+        # ANCHOR_END: redeem-onchain-funds
+        return result
+    except Exception as error:
+        print(error)
+        raise

snippets/python/src/send_spontaneous_payment.py

@@ -3,13 +3,14 @@ import breez_sdk
 
 
 def send_spontaneous_payment(sdk_services):
-    # ANCHOR: send-spontaneous-payment
-    node_id = "..."
-    amount_msat = 300000
     try:
-        req = breez_sdk.SendSpontaneousPaymentRequest(node_id, amount_msat)
-        result = sdk_services.send_spontaneous_payment(req)
         # ANCHOR: send-spontaneous-payment
+        node_id = "..."
+        amount_msat = 3000000
+
+        req = breez_sdk.SendSpontaneousPaymentRequest(node_id,amount_msat)
+        result = sdk_services.send_spontaneous_payment(req)
+        # ANCHOR_END: send-spontaneous-payment
         return result
     except Exception as error:
         print(error)