feat: Implement Android keystore setup for secure signing in release builds and update documentation for local and CI/CD environments

apps/mobile/apps/client/android/.gitignore

@@ -7,8 +7,7 @@ gradle-wrapper.jar
 GeneratedPluginRegistrant.java
 .cxx/
 
-# Remember to never publicly share your keystore.
+# Remember to never publicly share your keystore files.
 # See https://flutter.dev/to/reference-keystore
-key.properties
 **/*.keystore
 **/*.jks

apps/mobile/apps/client/android/app/build.gradle.kts

@@ -1,4 +1,5 @@
 import java.util.Base64
+import java.util.Properties
 
 plugins {
     id("com.android.application")
@@ -20,6 +21,13 @@ dartDefinesString.split(",").forEach {
     }
 }
 
+val keystoreProperties = Properties().apply {
+    val propertiesFile = rootProject.file("key.properties")
+    if (propertiesFile.exists()) {
+        load(propertiesFile.inputStream())
+    }
+}
+
 android {
     namespace = "com.krowwithus.client"
     compileSdk = flutter.compileSdkVersion
@@ -44,14 +52,32 @@ android {
         versionCode = flutter.versionCode
         versionName = flutter.versionName
 
-        manifestPlaceholders["GOOGLE_MAPS_API_KEY"] = dartEnvironmentVariables["GOOGLE_MAPS_API_KEY"] ?: ""
+    manifestPlaceholders["GOOGLE_MAPS_API_KEY"] = dartEnvironmentVariables["GOOGLE_MAPS_API_KEY"] ?: ""
+    }
+
+    signingConfigs {
+        create("release") {
+            if (System.getenv()["CI"] == "true") {
+                // CodeMagic CI environment
+                storeFile = file(System.getenv()["CM_KEYSTORE_PATH_CLIENT"] ?: "")
+                storePassword = System.getenv()["CM_KEYSTORE_PASSWORD_CLIENT"]
+                keyAlias = System.getenv()["CM_KEY_ALIAS_CLIENT"]
+                keyPassword = System.getenv()["CM_KEY_PASSWORD_CLIENT"]
+            } else {
+                // Local development environment
+                keyAlias = keystoreProperties["keyAlias"] as String?
+                keyPassword = keystoreProperties["keyPassword"] as String?
+                storeFile = keystoreProperties["storeFile"]?.let { file(it) }
+                storePassword = keystoreProperties["storePassword"] as String?
+            }
+        }
     }
 
     buildTypes {
         release {
             // TODO: Add your own signing config for the release build.
             // Signing with the debug keys for now, so `flutter run --release` works.
-            signingConfig = signingConfigs.getByName("debug")
+            signingConfig = signingConfigs.getByName("release")
         }
     }
 }

apps/mobile/apps/client/android/app/google-services.json

@@ -86,11 +86,11 @@
       },
       "oauth_client": [
         {
-          "client_id": "933560802882-fbqg2icq24bmci3f84evjrbth5huh87f.apps.googleusercontent.com",
+          "client_id": "933560802882-qbl6keingmd14fepn6qp76agdmbr84fg.apps.googleusercontent.com",
           "client_type": 1,
           "android_info": {
             "package_name": "com.krowwithus.client",
-            "certificate_hash": "c3efbe1642239c599c16ad04c7fac340902fe280"
+            "certificate_hash": "f5491c60ec20eb27bb3ec581352ba653053f3740"
           }
         },
         {
@@ -130,11 +130,11 @@
       },
       "oauth_client": [
         {
-          "client_id": "933560802882-ikdfv3o5f47g36qqgvfq55o4m19n7gk4.apps.googleusercontent.com",
+          "client_id": "933560802882-nh589kkndmur9hgibkgg5g8lhmo7mg3v.apps.googleusercontent.com",
           "client_type": 1,
           "android_info": {
             "package_name": "com.krowwithus.staff",
-            "certificate_hash": "ac917ae8470ab29f1107c773c6017ff5ea5d102d"
+            "certificate_hash": "a6ef7fe8ade313e69377b178544192d835b29153"
           }
         },
         {

apps/mobile/apps/client/android/key.properties

@@ -0,0 +1,9 @@
+storePassword=krowwithus
+keyPassword=krowwithus
+keyAlias=krow_client_dev
+storeFile=app/krow_with_us_client_dev.jks
+
+###
+### Client
+### SHA1: F5:49:1C:60:EC:20:EB:27:BB:3E:C5:81:35:2B:A6:53:05:3F:37:40
+### SHA256: 27:88:E4:EB:6C:BF:8E:25:66:37:76:B3:5D:DA:92:8A:CB:1A:6F:24:F3:38:9B:EA:DE:F0:25:62:FD:7A:7E:77