Add iOS ci configuration for builds

.circleci/config.yml

@@ -1,10 +1,33 @@
 version: 2.1
+
 jobs:
-  build:
+  "android":
     docker: 
       - image: mobiledevops/flutter-sdk-image:v1.7.8-hotfix.4
     steps:
       - checkout
       - run: 
           name: Flutter Android Build
           command: flutter build apk
+
+  "ios":
+    macos: 
+      xcode: "10.3.0"
+    steps:
+      - checkout
+      - run:
+          name: Install Flutter SDK Manager
+          command: npm install -g fvm
+      - run:
+          name: Install Flutter SDK
+          command: fvm stable && fvm v1.7.8+hotfix.4
+      - run:
+          name: Compile iOS App
+          command: flutter build ios --release --no-codesign 
+
+workflows:
+  version: 2
+  build:
+    jobs:
+      - "android"
+      - "ios"

.travis.yml

@@ -1,16 +1,43 @@
 
-dist: bionic
-
-services:
-  - docker
-
 env:
-  - DOCKER_IMAGE=mobiledevops/flutter-sdk-image:v1.7.8-hotfix.4
+  global:
+    - FLUTTER_VERSION=v1.7.8+hotfix.4
+    - DOCKER_IMAGE=mobiledevops/flutter-sdk-image:v1.7.8-hotfix.4
+
+matrix:
+  include:
+    - os: linux
+      dist: bionic
+      services: 
+        - docker
+    - os: osx
+      osx_image: xcode10.3  
 
 before_install:
-  - docker pull $DOCKER_IMAGE
-  - docker run --name android_ci -t -d $DOCKER_IMAGE /bin/sh
-  - tar Ccf . - . | docker exec -i android_ci tar Cxf /home/mobiledevops/app -
+  - |
+    if [ "$TRAVIS_OS_NAME" = "linux" ]; then
+      docker pull $DOCKER_IMAGE
+      docker run --name android_ci -t -d $DOCKER_IMAGE /bin/sh
+      
+      tar Ccf . - . | docker exec -i android_ci tar Cxf /home/mobiledevops/app -
+    fi
+  
+  - |
+    if [ "$TRAVIS_OS_NAME" = "osx" ]; then
+      bundle install
+
+      npm install -g fvm
+      fvm stable > /dev/null
+      fvm $FLUTTER_VERSION > /dev/null
+    fi
 
 script: 
-  - docker exec android_ci flutter build apk
+  - |
+    if [ "$TRAVIS_OS_NAME" = "linux" ]; then
+      docker exec android_ci flutter build apk
+    fi
+  
+  - |
+    if [ "$TRAVIS_OS_NAME" = "osx" ]; then
+      flutter build ios --release --no-codesign 
+    fi