chore(platform): assets app + config Android/iOS + screenshots

- Icônes app (hdpi/mdpi/xhdpi/xxhdpi/xxxhdpi + iOS AppIcon) régénérées
- Launch screens Android + iOS actualisés
- ios/Runner : Info.plist, LaunchScreen.storyboard, project.pbxproj
- android/gradle.properties, drawables, styles (values + values-night)
- assets/images : branding/logo
- Screenshots Flutter (flutter_01-04.png) + script PowerShell start-emulators

android/app/src/main/res/drawable-night-v21/launch_background.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item>
+        <bitmap android:gravity="fill" android:src="@drawable/background"/>
+    </item>
+    <item>
+        <bitmap android:gravity="center" android:src="@drawable/splash"/>
+    </item>
+</layer-list>

android/app/src/main/res/drawable-night/launch_background.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item>
+        <bitmap android:gravity="fill" android:src="@drawable/background"/>
+    </item>
+    <item>
+        <bitmap android:gravity="center" android:src="@drawable/splash"/>
+    </item>
+</layer-list>

android/app/src/main/res/drawable-v21/launch_background.xml

@@ -1,12 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- Modify this file to customize your launch splash screen -->
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:drawable="?android:colorBackground" />
-
-    <!-- You can insert your own image assets here -->
-    <!-- <item>
-        <bitmap
-            android:gravity="center"
-            android:src="@mipmap/launch_image" />
-    </item> -->
+    <item>
+        <bitmap android:gravity="fill" android:src="@drawable/background"/>
+    </item>
+    <item>
+        <bitmap android:gravity="center" android:src="@drawable/splash"/>
+    </item>
 </layer-list>

android/app/src/main/res/drawable/launch_background.xml

@@ -1,12 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- Modify this file to customize your launch splash screen -->
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:drawable="@android:color/white" />
-
-    <!-- You can insert your own image assets here -->
-    <!-- <item>
-        <bitmap
-            android:gravity="center"
-            android:src="@mipmap/launch_image" />
-    </item> -->
+    <item>
+        <bitmap android:gravity="fill" android:src="@drawable/background"/>
+    </item>
+    <item>
+        <bitmap android:gravity="center" android:src="@drawable/splash"/>
+    </item>
 </layer-list>

android/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+  <background android:drawable="@color/ic_launcher_background"/>
+  <foreground android:drawable="@drawable/ic_launcher_foreground"/>
+</adaptive-icon>

android/app/src/main/res/values-night-v31/styles.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <!-- Theme applied to the Android Window while the process is starting when the OS's Dark Mode setting is on -->
+    <style name="LaunchTheme" parent="@android:style/Theme.Black.NoTitleBar">
+        <item name="android:forceDarkAllowed">false</item>
+        <item name="android:windowFullscreen">false</item>
+        <item name="android:windowDrawsSystemBarBackgrounds">false</item>
+        <item name="android:windowLayoutInDisplayCutoutMode">shortEdges</item>
+        <item name="android:windowSplashScreenBackground">#0A0D1A</item>
+        <item name="android:windowSplashScreenAnimatedIcon">@drawable/android12splash</item>
+    </style>
+    <!-- Theme applied to the Android Window as soon as the process has started.
+         This theme determines the color of the Android Window while your
+         Flutter UI initializes, as well as behind your Flutter UI while its
+         running.
+         
+         This Theme is only used starting with V2 of Flutter's Android embedding. -->
+    <style name="NormalTheme" parent="@android:style/Theme.Black.NoTitleBar">
+        <item name="android:windowBackground">?android:colorBackground</item>
+    </style>
+</resources>

android/app/src/main/res/values-night/styles.xml

@@ -5,6 +5,10 @@
         <!-- Show a splash screen on the activity. Automatically removed when
              the Flutter engine draws its first frame -->
         <item name="android:windowBackground">@drawable/launch_background</item>
+        <item name="android:forceDarkAllowed">false</item>
+        <item name="android:windowFullscreen">false</item>
+        <item name="android:windowDrawsSystemBarBackgrounds">false</item>
+        <item name="android:windowLayoutInDisplayCutoutMode">shortEdges</item>
     </style>
     <!-- Theme applied to the Android Window as soon as the process has started.
          This theme determines the color of the Android Window while your

android/app/src/main/res/values-v31/styles.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <!-- Theme applied to the Android Window while the process is starting when the OS's Dark Mode setting is off -->
+    <style name="LaunchTheme" parent="@android:style/Theme.Light.NoTitleBar">
+        <item name="android:forceDarkAllowed">false</item>
+        <item name="android:windowFullscreen">false</item>
+        <item name="android:windowDrawsSystemBarBackgrounds">false</item>
+        <item name="android:windowLayoutInDisplayCutoutMode">shortEdges</item>
+        <item name="android:windowSplashScreenBackground">#FFFFFF</item>
+        <item name="android:windowSplashScreenAnimatedIcon">@drawable/android12splash</item>
+    </style>
+    <!-- Theme applied to the Android Window as soon as the process has started.
+         This theme determines the color of the Android Window while your
+         Flutter UI initializes, as well as behind your Flutter UI while its
+         running.
+         
+         This Theme is only used starting with V2 of Flutter's Android embedding. -->
+    <style name="NormalTheme" parent="@android:style/Theme.Light.NoTitleBar">
+        <item name="android:windowBackground">?android:colorBackground</item>
+    </style>
+</resources>

android/app/src/main/res/values/colors.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="ic_launcher_background">#FFFFFF</color>
+</resources>

android/app/src/main/res/values/styles.xml

@@ -5,6 +5,10 @@
         <!-- Show a splash screen on the activity. Automatically removed when
              the Flutter engine draws its first frame -->
         <item name="android:windowBackground">@drawable/launch_background</item>
+        <item name="android:forceDarkAllowed">false</item>
+        <item name="android:windowFullscreen">false</item>
+        <item name="android:windowDrawsSystemBarBackgrounds">false</item>
+        <item name="android:windowLayoutInDisplayCutoutMode">shortEdges</item>
     </style>
     <!-- Theme applied to the Android Window as soon as the process has started.
          This theme determines the color of the Android Window while your

android/gradle.properties

@@ -1,4 +1,6 @@
 org.gradle.jvmargs=-Xmx4G -XX:MaxMetaspaceSize=2G -XX:+HeapDumpOnOutOfMemoryError -Djava.net.preferIPv4Stack=true
+org.gradle.parallel=false
+org.gradle.workers.max=1
 android.useAndroidX=true
 android.enableJetifier=true
 

ios/Runner.xcodeproj/project.pbxproj

@@ -427,7 +427,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
-				ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = YES;
+				ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = AppIcon;
 				CLANG_ANALYZER_NONNULL = YES;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";
@@ -484,7 +484,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
-				ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = YES;
+				ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = AppIcon;
 				CLANG_ANALYZER_NONNULL = YES;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";

ios/Runner/Assets.xcassets/LaunchBackground.imageset/Contents.json

@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "filename" : "background.png",
+      "idiom" : "universal"
+    },
+    {
+      "appearances" : [
+        {
+          "appearance" : "luminosity",
+          "value" : "dark"
+        }
+      ],
+      "filename" : "darkbackground.png",
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

ios/Runner/Assets.xcassets/LaunchImage.imageset/Contents.json

@@ -1,23 +1,23 @@
 {
   "images" : [
     {
-      "idiom" : "universal",
       "filename" : "LaunchImage.png",
+      "idiom" : "universal",
       "scale" : "1x"
     },
     {
-      "idiom" : "universal",
       "filename" : "LaunchImage@2x.png",
+      "idiom" : "universal",
       "scale" : "2x"
     },
     {
-      "idiom" : "universal",
       "filename" : "LaunchImage@3x.png",
+      "idiom" : "universal",
       "scale" : "3x"
     }
   ],
   "info" : {
-    "version" : 1,
-    "author" : "xcode"
+    "author" : "xcode",
+    "version" : 1
   }
 }

ios/Runner/Base.lproj/LaunchScreen.storyboard

@@ -16,13 +16,19 @@
                     <view key="view" contentMode="scaleToFill" id="Ze5-6b-2t3">
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
                         <subviews>
-                            <imageView opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" image="LaunchImage" translatesAutoresizingMaskIntoConstraints="NO" id="YRO-k0-Ey4">
-                            </imageView>
+                            <imageView clipsSubviews="YES" userInteractionEnabled="NO" contentMode="scaleToFill" image="LaunchBackground" translatesAutoresizingMaskIntoConstraints="NO" id="tWc-Dq-wcI"/>
+                            <imageView opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" image="LaunchImage" translatesAutoresizingMaskIntoConstraints="NO" id="YRO-k0-Ey4"></imageView>
                         </subviews>
                         <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                         <constraints>
-                            <constraint firstItem="YRO-k0-Ey4" firstAttribute="centerX" secondItem="Ze5-6b-2t3" secondAttribute="centerX" id="1a2-6s-vTC"/>
-                            <constraint firstItem="YRO-k0-Ey4" firstAttribute="centerY" secondItem="Ze5-6b-2t3" secondAttribute="centerY" id="4X2-HB-R7a"/>
+                            <constraint firstItem="YRO-k0-Ey4" firstAttribute="leading" secondItem="Ze5-6b-2t3" secondAttribute="leading" id="3T2-ad-Qdv"/>
+                            <constraint firstItem="tWc-Dq-wcI" firstAttribute="bottom" secondItem="Ze5-6b-2t3" secondAttribute="bottom" id="RPx-PI-7Xg"/>
+                            <constraint firstItem="tWc-Dq-wcI" firstAttribute="top" secondItem="Ze5-6b-2t3" secondAttribute="top" id="SdS-ul-q2q"/>
+                            <constraint firstAttribute="trailing" secondItem="tWc-Dq-wcI" secondAttribute="trailing" id="Swv-Gf-Rwn"/>
+                            <constraint firstAttribute="trailing" secondItem="YRO-k0-Ey4" secondAttribute="trailing" id="TQA-XW-tRk"/>
+                            <constraint firstItem="YRO-k0-Ey4" firstAttribute="bottom" secondItem="Ze5-6b-2t3" secondAttribute="bottom" id="duK-uY-Gun"/>
+                            <constraint firstItem="tWc-Dq-wcI" firstAttribute="leading" secondItem="Ze5-6b-2t3" secondAttribute="leading" id="kV7-tw-vXt"/>
+                            <constraint firstItem="YRO-k0-Ey4" firstAttribute="top" secondItem="Ze5-6b-2t3" secondAttribute="top" id="xPn-NY-SIU"/>
                         </constraints>
                     </view>
                 </viewController>
@@ -32,6 +38,7 @@
         </scene>
     </scenes>
     <resources>
-        <image name="LaunchImage" width="168" height="185"/>
+        <image name="LaunchImage" width="1024" height="1024"/>
+        <image name="LaunchBackground" width="1" height="1"/>
     </resources>
 </document>

ios/Runner/Info.plist

@@ -66,5 +66,7 @@
 				</array>
 			</dict>
 		</array>
+		<key>UIStatusBarHidden</key>
+		<false/>
 	</dict>
 </plist>

start-emulators.ps1

@@ -0,0 +1,123 @@
+# start-emulators.ps1
+# Lance Pixel_5 (emulator-5554) et Pixel_5_2 (emulator-5556) puis Flutter sur chacun.
+
+$emulatorExe = "$env:LOCALAPPDATA\Android\Sdk\emulator\emulator.exe"
+$avds    = @("Pixel_5",    "Pixel_5_2")
+$devices = @("emulator-5554", "emulator-5556")
+$flutterEnv = "ENV=dev"
+$bootTimeoutSec = 120
+$dir = Split-Path -Parent (Resolve-Path $MyInvocation.MyCommand.Path)
+
+# --- Helpers ----------------------------------------------------------------
+
+function Is-EmulatorRunning($device) {
+    $list = adb devices 2>$null
+    return ($list -match "^$device\s+device")
+}
+
+function Wait-BootCompleted($device, $timeoutSec) {
+    $deadline = (Get-Date).AddSeconds($timeoutSec)
+    do {
+        if ((Get-Date) -gt $deadline) {
+            Write-Host "  TIMEOUT : $device n'a pas boote en ${timeoutSec}s." -ForegroundColor Red
+            return $false
+        }
+        Start-Sleep -Seconds 2
+        $val = (adb -s $device shell getprop sys.boot_completed 2>$null).Trim()
+    } while ($val -ne "1")
+    return $true
+}
+
+# --- 1. Lancer uniquement les emulateurs non demarres ----------------------
+
+for ($i = 0; $i -lt 2; $i++) {
+    $avd    = $avds[$i]
+    $device = $devices[$i]
+    if (Is-EmulatorRunning $device) {
+        Write-Host ">>> $avd ($device) deja demarre, skip." -ForegroundColor Cyan
+    } else {
+        Write-Host ">>> Demarrage de $avd..."
+        Start-Process $emulatorExe -ArgumentList "-avd $avd -gpu swiftshader_indirect -no-snapshot-load -no-audio"
+    }
+}
+
+# --- 2. Attendre le boot en parallele --------------------------------------
+
+Write-Host ">>> Attente du boot..."
+
+$jobs = $devices | ForEach-Object {
+    $d = $_
+    Start-Job -ScriptBlock {
+        param($device, $timeout)
+        $deadline = (Get-Date).AddSeconds($timeout)
+        adb -s $device wait-for-device 2>$null
+        do {
+            if ((Get-Date) -gt $deadline) { return "TIMEOUT:$device" }
+            Start-Sleep -Seconds 2
+            $val = (adb -s $device shell getprop sys.boot_completed 2>$null).Trim()
+        } while ($val -ne "1")
+        return "OK:$device"
+    } -ArgumentList $d, $bootTimeoutSec
+}
+
+$results = $jobs | Wait-Job | Receive-Job
+$jobs | Remove-Job
+
+foreach ($r in $results) {
+    if ($r -like "TIMEOUT:*") {
+        Write-Host "  TIMEOUT : $($r.Split(':')[1])" -ForegroundColor Red
+        exit 1
+    }
+    Write-Host "  OK : $($r.Split(':')[1]) pret." -ForegroundColor Green
+}
+
+# --- 3. ADB reverse : localhost sur l'emulateur → host machine ---------------
+
+Write-Host ">>> Configuration ADB reverse port forwarding..."
+foreach ($device in $devices) {
+    adb -s $device reverse tcp:8085 tcp:8085 2>$null  # API backend
+    adb -s $device reverse tcp:8180 tcp:8180 2>$null  # Keycloak
+    Write-Host "  $device : ports 8085 et 8180 forwarded." -ForegroundColor Green
+}
+
+# --- 5. Flutter pub get (restaure le cache pub si nécessaire) --------------
+
+Write-Host ""
+Write-Host ">>> flutter pub get..." -ForegroundColor Yellow
+Push-Location $dir
+flutter pub get
+Pop-Location
+
+# --- 6. Pré-build Gradle sur le premier device (évite le lock parallèle) ---
+
+Write-Host ""
+Write-Host ">>> Pre-build Gradle sur $($devices[0])..." -ForegroundColor Yellow
+Push-Location $dir
+flutter build apk --debug --dart-define=$flutterEnv | Out-Null
+Pop-Location
+Write-Host ">>> Pre-build termine." -ForegroundColor Green
+
+# --- 7. Flutter sur chaque emulateur (EncodedCommand — bulletproof) --------
+
+Write-Host ""
+Write-Host ">>> Lancement Flutter..." -ForegroundColor Yellow
+
+foreach ($device in $devices) {
+    $script = @"
+`$host.UI.RawUI.WindowTitle = 'Flutter - $device'
+Write-Host 'Device : $device' -ForegroundColor Cyan
+Write-Host 'Dossier: $dir' -ForegroundColor Cyan
+Write-Host ''
+Set-Location '$dir'
+flutter run -d $device --dart-define=$flutterEnv --no-pub
+Write-Host ''
+Write-Host 'Flutter termine. Fermeture manuelle uniquement.' -ForegroundColor Yellow
+Read-Host 'Appuyer sur Entree pour fermer'
+"@
+    $bytes   = [System.Text.Encoding]::Unicode.GetBytes($script)
+    $encoded = [Convert]::ToBase64String($bytes)
+    Start-Process powershell -ArgumentList "-ExecutionPolicy","Bypass","-NoExit","-EncodedCommand",$encoded
+    Start-Sleep -Seconds 5
+}
+
+Write-Host "Done. Deux fenetres PowerShell ouvertes."