Add funding outpoint sigs to tx_signatures message

.aspell.en.pws

@@ -23,6 +23,7 @@ nhops
 retransmitted
 dev
 tradeoff
+kiloweight
 mixHeader
 uint
 hopsData
@@ -115,6 +116,17 @@ delayedsig
 hopDataSize
 I'th
 segwit
+RBF
+accepter
+accepter's
+subtype
+redeemScript
+scriptSig
+utxo
+scriptPubKey
+scriptPubKeys
+scriptlen
+sats
 htlc
 htlcs
 ChaCha
@@ -387,3 +399,12 @@ CHECKSIGVERIFY
 IFDUP
 sats
 anysegwit
+workflow
+PUSHDATA
+prev
+vout
+rbf
+standardness
+perkw
+prevtx
+ints

01-messaging.md

@@ -316,14 +316,22 @@ The 2-byte `len` field indicates the number of bytes in the immediately followin
 
 The channel is referred to by `channel_id`, unless `channel_id` is 0 (i.e. all bytes are 0), in which case it refers to all channels.
 
-The funding node:
+The funding node using channel establishment v1 `open_channel`:
   - for all error messages sent before (and including) the `funding_created` message:
     - MUST use `temporary_channel_id` in lieu of `channel_id`.
 
-The fundee node:
+The fundee node using channel establishment v1 (`accept_channel`):
   - for all error messages sent before (and not including) the `funding_signed` message:
     - MUST use `temporary_channel_id` in lieu of `channel_id`.
 
+The opener node using channel establishment v2 `open_channel2`:
+  - for all error messages sent before the `accept_channel2` message is received:
+    - MUST use `temporary_channel_id` in lieu of `channel_id`.
+
+The accepter node using channel establishment v2 `open_channel2`:
+  - for all error messages sent before (and including) the `accept_channel2` message:
+    - MUST use `temporary_channel_id` in lieu of `channel_id`.
+
 A sending node:
   - when sending `error`:
     - MUST fail the channel referred to by the error message.