CW1612: AnyPay Service Layer (#3516)

* fix android CI

* feat: add anypay core models, parser and routing engine

* feat: add anypay resolver, anypay service and wallet switch service

* refactor: route the send page payment flow through anypay service

* fix: show message when there's no swap providers for a pair and reset the trade guard on dismissal

* refactor: merge the swap from network and send to network decision pages together and clean up anypay widgets

* feat: reapply deep links to a currently open send flow and register the solana scheme

* feat: add support for zcash address detection to anypay and other minor fixes

* refactor: remove trailing icon

* feat: hide swap flow for sp and mweb addresses

* feat: enhance zcash address detection and deeplink handling

* fix: pin bitcoin_base

* refactor: Move the anypay decision navigation out of the send page and address minor review comments

* refactor: Move the anypay decision navigation out of the send page and address minor review comments

* feat: handle exception in switch service and mvoe balance compute to call site

* refactor: combine anypay entry points to one and extract selected mode widget

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Co-authored-by: Czarek Nakamoto <cyjan@mrcyjanek.net>

cw_core/lib/crypto_currency.dart

@@ -1007,6 +1007,7 @@ class CryptoCurrency extends EnumerableItem<int> with Serializable<int> implemen
     'bitcoin': btc,
     'bitcoincash': bch,
     'polygon': maticpoly,
+    'solana': sol,
     'nano-gpt': nano,
     'secret': scrt,
     'stellar': xlm,

cw_core/lib/exceptions.dart

@@ -70,3 +70,12 @@ class WalletDeprecationException implements Exception {
 
   WalletDeprecationException({required this.seed, required this.curr});
 }
+
+class WalletSwitchException implements Exception {
+  WalletSwitchException(this.message);
+
+  final String message;
+
+  @override
+  String toString() => message;
+}