config: add testnet4 network option

Author: bitcoin-coder-bob

config.go

@@ -178,9 +178,9 @@ type Config struct {
 
 	// Network is the Bitcoin network we're running on. This will be parsed
 	// before the configuration is loaded and will set the correct flag on
-	// `lnd.bitcoin.mainnet|testnet|regtest|signet` and also for the other
+	// `lnd.bitcoin.mainnet|testnet|testnet4|regtest|signet` and also for the other
 	// daemons. That way only one global network flag is needed.
-	Network string `long:"network" description:"The network the UI and all its components run on" choice:"regtest" choice:"testnet" choice:"mainnet" choice:"simnet" choice:"signet"`
+	Network string `long:"network" description:"The network the UI and all its components run on" choice:"regtest" choice:"testnet" choice:"testnet4" choice:"mainnet" choice:"simnet" choice:"signet"`
 
 	Remote *subservers.RemoteConfig `group:"Remote mode options (use when lnd-mode=remote)" namespace:"remote"`
 
@@ -810,6 +810,9 @@ func setNetwork(cfg *Config) error {
 	case "testnet", "testnet3":
 		cfg.Lnd.Bitcoin.TestNet3 = true
 
+	case "testnet4":
+		cfg.Lnd.Bitcoin.TestNet4 = true
+
 	case "regtest":
 		cfg.Lnd.Bitcoin.RegTest = true
 

docs/release-notes/release-notes-0.15.2.md

@@ -0,0 +1,42 @@
+# Release Notes
+
+- [Lightning Terminal](#lightning-terminal)
+    - [Bug Fixes](#bug-fixes)
+    - [Functional Changes/Additions](#functional-changesadditions)
+    - [Technical and Architectural Updates](#technical-and-architectural-updates)
+- [Integrated Binary Updates](#integrated-binary-updates)
+    - [LND](#lnd)
+    - [Loop](#loop)
+    - [Pool](#pool)
+    - [Faraday](#faraday)
+    - [Taproot Assets](#taproot-assets)
+- [Contributors](#contributors-alphabetical-order)
+## Lightning Terminal
+
+### Bug Fixes
+
+### Functional Changes/Additions
+
+* Add support for connecting LiT to [testnet4](https://github.com/lightninglabs/lightning-terminal/pull/1120).
+  This can be done using the `--network=testnet4` config option.
+
+### Technical and Architectural Updates
+
+## RPC Updates
+
+## Integrated Binary Updates
+
+### LND
+
+### Loop
+
+### Pool
+
+### Faraday
+
+### Taproot Assets
+
+# Contributors (Alphabetical Order)
+
+* bitcoin-coder-bob
+* Jonathan Harvey-Buschel

itest/litd_node.go

@@ -289,6 +289,8 @@ func (cfg *LitNodeConfig) defaultLitdArgs() *litArgs {
 	switch cfg.NetParams {
 	case &chaincfg.TestNet3Params:
 		args["network"] = "testnet"
+	case &chaincfg.TestNet4Params:
+		args["network"] = "testnet4"
 	case &chaincfg.SimNetParams:
 		args["network"] = "simnet"
 	case &chaincfg.RegressionNetParams: