refactor: gradle java python version upgrade

compile and run the tests with new versions of python, java and grade
removed gradle wrapper for cpp and java builds
add the idx config file

.github/workflows/main.yml

@@ -19,10 +19,10 @@ jobs:
     steps:
       - name: Checkout latest code
         uses: actions/checkout@v1
-      - name: Set up JDK 11
+      - name: Set up JDK 21
         uses: actions/setup-java@v1
         with:
-          java-version: 11
+          java-version: 21
       - name: Gradle - Build / Test / Sonar tasks
         run: cd solutions-java ; gradle clean build sonar
         env:

.gitignore

@@ -14,4 +14,5 @@ build
 **/bin/
 
 # Python virtual environment
-solutions-py/dev
+solutions-py/dev
+solutions-py/**/__pycache__

.idx/dev.nix

@@ -0,0 +1,11 @@
+{ pkgs, ... }: {
+  channel = "stable-23.11";
+
+  packages = [
+    pkgs.jdk21
+    pkgs.gradle
+    pkgs.gcc13
+    pkgs.python311
+    pkgs.python311Packages.pip
+  ];
+}

solutions-cpp/build.gradle

@@ -16,5 +16,9 @@ plugins {
 
 // Set the target operating system and architecture for this application
 application {
-    targetMachines.add(machines.macOS.x86_64)
+    targetMachines = [
+        machines.linux.x86_64,
+        machines.windows.x86, machines.windows.x86_64,
+        machines.macOS.x86_64
+    ]
 }