From 12550d34e620b8bee74905db5d46906288570dbf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Burak=20Gu=CC=88ner?= <burak.guner@callstack.com>
Date: Fri, 29 Sep 2023 18:46:49 +0300
Subject: [PATCH 1/3] feat: use yarn with rncli depending on env

---
 .../src/utils/generateExampleApp.ts                    | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/packages/create-react-native-library/src/utils/generateExampleApp.ts b/packages/create-react-native-library/src/utils/generateExampleApp.ts
index de52dcb3e..0b372a524 100644
--- a/packages/create-react-native-library/src/utils/generateExampleApp.ts
+++ b/packages/create-react-native-library/src/utils/generateExampleApp.ts
@@ -79,11 +79,19 @@ export default async function generateExampleApp({
           '--version',
           reactNativeVersion,
           '--skip-install',
-          '--npm',
         ]
       : // `npx create-expo-app example --no-install`
         ['create-expo-app@latest', directory, '--no-install'];
 
+  if (type === 'native') {
+    if (!process.env.USE_YARN) {
+      console.debug('Using React Native CLI with npm to create example app');
+      args.push('--npm');
+    } else {
+      console.debug('Using React Native CLI with Yarn to create example app');
+    }
+  }
+
   await spawn('npx', args, {
     cwd: dest,
     env: { ...process.env, npm_config_yes: 'true' },

From f217585f5ba020b2c1d2ff6c2e69f2d9ffaf45f9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Burak=20Gu=CC=88ner?= <burak.guner@callstack.com>
Date: Fri, 29 Sep 2023 18:51:47 +0300
Subject: [PATCH 2/3] chore: use yarn with rncli on CI

---
 .github/workflows/build-templates.yml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/.github/workflows/build-templates.yml b/.github/workflows/build-templates.yml
index c5a1de290..fdea4b1a6 100644
--- a/.github/workflows/build-templates.yml
+++ b/.github/workflows/build-templates.yml
@@ -102,6 +102,8 @@ jobs:
           echo "work_dir=${{ matrix.os }}-${{ matrix.type }}-${{ matrix.language }}" >> $GITHUB_ENV
 
       - name: Create library
+        env:
+          USE_YARN: 1
         run: |
           rm -rf ${{ env.work_dir }} # Workaround for tests failing intermittently
           ./packages/create-react-native-library/bin/create-react-native-library ${{ env.work_dir }} \

From 711665218e602af9b217fac9710fe8cdb19b62a6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Burak=20Gu=CC=88ner?= <burak.guner@callstack.com>
Date: Fri, 29 Sep 2023 19:51:48 +0300
Subject: [PATCH 3/3] chore: use ubuntu 20.04 on CI

---
 .github/workflows/build-templates.yml | 24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/.github/workflows/build-templates.yml b/.github/workflows/build-templates.yml
index fdea4b1a6..a92e5b016 100644
--- a/.github/workflows/build-templates.yml
+++ b/.github/workflows/build-templates.yml
@@ -22,8 +22,8 @@ jobs:
       fail-fast: false
       matrix:
         os:
-          - ubuntu
-          - macos
+          - ubuntu-20.04
+          - macos-12
         type:
           - module-legacy
           - module-mixed
@@ -37,9 +37,9 @@ jobs:
           - kotlin-objc
           - kotlin-swift
         exclude:
-          - os: macos
+          - os: macos-12
             language: kotlin-objc
-          - os: macos
+          - os: macos-12
             language: kotlin-swift
           - type: module-new
             language: java-swift
@@ -58,25 +58,25 @@ jobs:
           - type: view-mixed
             language: kotlin-swift
         include:
-          - os: ubuntu
+          - os: ubuntu-20.04
             type: library
             language: js
-          - os: ubuntu
+          - os: ubuntu-20.04
             type: module-legacy
             language: cpp
-          - os: ubuntu
+          - os: ubuntu-20.04
             type: module-mixed
             language: cpp
-          - os: ubuntu
+          - os: ubuntu-20.04
             type: module-new
             language: cpp
-          - os: macos
+          - os: macos-12
             type: module-legacy
             language: cpp
-          - os: macos
+          - os: macos-12
             type: module-mixed
             language: cpp
-          - os: macos
+          - os: macos-12
             type: module-new
             language: cpp
 
@@ -84,7 +84,7 @@ jobs:
       group: ${{ github.workflow }}-${{ github.ref }}-${{ matrix.os }}-${{ matrix.type }}-${{ matrix.language }}
       cancel-in-progress: true
 
-    runs-on: ${{ matrix.os }}-latest
+    runs-on: ${{ matrix.os }}
 
     steps:
       - name: Checkout