update-payjoin (#2281)

* feat: upgrade to flutter_payjoin 0.23.0

* fix: dependency discrepancy freezed_annotation

* feat(cw_bitcoin): use latest payjoin deps

* ci: update rust toolchain

* Update pubspec.yaml

* trial: downgrade flutter payjoin ffi

* some checks

* trial 2

* [skip ci] use correct image for CI

* fix: bump flutter sdk to 3.29.0

* partial revert

---------

Co-authored-by: Czarek Nakamoto <cyjan@mrcyjanek.net>
Co-authored-by: Omar Hatem <omarh.ismail1@gmail.com>

.github/workflows/automated_integration_test.yml

@@ -55,7 +55,7 @@ jobs:
      - name: Flutter action
        uses: subosito/flutter-action@v1
        with:
-         flutter-version: "3.27.4"
+         flutter-version: "3.27.0"
          channel: stable
 
      - name: Install package dependencies

.github/workflows/pr_test_build_android.yml

@@ -9,7 +9,7 @@ jobs:
   PR_test_build:
     runs-on: linux-amd64
     container:
-      image: ghcr.io/cake-tech/cake_wallet:debian12-flutter3.27.4-go1.24.1
+      image: ghcr.io/cake-tech/cake_wallet:debian12-flutter3.27.0-go1.24.1-ruststablenightly
       env:
         STORE_PASS: test@cake_wallet
         KEY_PASS: test@cake_wallet
@@ -253,6 +253,11 @@ jobs:
 
       - name: Build generated code
         run: |
+          flutter --version
+          flutter clean
+          rm -rf .dart_tool
+          rm pubspec.lock
+          flutter pub get
           ./model_generator.sh async
 
       - name: Generate key properties

.github/workflows/pr_test_build_linux.yml

@@ -9,7 +9,7 @@ jobs:
   PR_test_build:
     runs-on: linux-amd64
     container:
-      image: ghcr.io/cake-tech/cake_wallet:debian12-flutter3.27.4-go1.24.1
+      image: ghcr.io/cake-tech/cake_wallet:debian12-flutter3.27.0-go1.24.1-ruststablenightly
       env:
         STORE_PASS: test@cake_wallet
         KEY_PASS: test@cake_wallet