refactor(build): centralize JVM toolchain configuration in root build.gradle.kts

Removed redundant `jvmToolchain(25)` declarations across module build scripts, as the JVM toolchain is now managed centrally. Added comments for clarity.

backend/services/entries/entries-api/build.gradle.kts

@@ -7,12 +7,10 @@ group = "at.mocode"
 version = "1.0.0"
 
 kotlin {
+  // Toolchain is now handled centrally in the root build.gradle.kts
 
   val enableWasm = providers.gradleProperty("enableWasm").orNull == "true"
 
-  // Align the toolchain with a project (see composeApp uses 25)
-  jvmToolchain(25)
-
   // JVM target for backend usage
   jvm()
 

backend/services/ping/ping-api/build.gradle.kts

@@ -7,12 +7,10 @@ group = "at.mocode"
 version = "1.0.0"
 
 kotlin {
+    // Toolchain is now handled centrally in the root build.gradle.kts
 
     val enableWasm = providers.gradleProperty("enableWasm").orNull == "true"
 
-    // Align toolchain with project (see composeApp uses 25)
-    jvmToolchain(25)
-
     // JVM target for backend usage
     jvm()
 

core/core-domain/build.gradle.kts

@@ -4,7 +4,7 @@ plugins {
 }
 
 kotlin {
-  jvmToolchain(25)
+    // Toolchain is now handled centrally in the root build.gradle.kts
 
   jvm {
     compilerOptions {

core/core-utils/build.gradle.kts

@@ -6,7 +6,7 @@ plugins {
 }
 
 kotlin {
-  jvmToolchain(25)
+    // Toolchain is now handled centrally in the root build.gradle.kts
 
   // Target platforms
   jvm {

frontend/core/design-system/build.gradle.kts

@@ -6,10 +6,9 @@ plugins {
 }
 
 kotlin {
+  // Toolchain is now handled centrally in the root build.gradle.kts
   val enableWasm = providers.gradleProperty("enableWasm").orNull == "true"
 
-  jvmToolchain(25)
-
   jvm()
   js(IR) {
     browser()

frontend/core/domain/build.gradle.kts

@@ -9,10 +9,9 @@ plugins {
 }
 
 kotlin {
+  // Toolchain is now handled centrally in the root build.gradle.kts
   val enableWasm = providers.gradleProperty("enableWasm").orNull == "true"
 
-  jvmToolchain(25)
-
   jvm()
   js {
     browser {

frontend/core/local-db/build.gradle.kts

@@ -9,7 +9,7 @@ plugins {
 }
 
 kotlin {
-  jvmToolchain(25)
+  // Toolchain is now handled centrally in the root build.gradle.kts
 
   jvm()
   js {

frontend/core/navigation/build.gradle.kts

@@ -10,10 +10,9 @@ group = "at.mocode.clients.shared"
 version = "1.0.0"
 
 kotlin {
+  // Toolchain is now handled centrally in the root build.gradle.kts
   val enableWasm = providers.gradleProperty("enableWasm").orNull == "true"
 
-  jvmToolchain(25)
-
   jvm()
 
   js {

frontend/core/network/build.gradle.kts

@@ -9,10 +9,9 @@ plugins {
 }
 
 kotlin {
+  // Toolchain is now handled centrally in the root build.gradle.kts
   val enableWasm = providers.gradleProperty("enableWasm").orNull == "true"
 
-  jvmToolchain(25)
-
   jvm()
   js {
     browser {

frontend/features/auth-feature/build.gradle.kts

@@ -16,10 +16,9 @@ group = "at.mocode.clients"
 version = "1.0.0"
 
 kotlin {
+  // Toolchain is now handled centrally in the root build.gradle.kts
   val enableWasm = providers.gradleProperty("enableWasm").orNull == "true"
 
-  jvmToolchain(25)
-
   jvm()
 
   js {

frontend/features/members-feature/build.gradle.kts

@@ -16,10 +16,9 @@ group = "at.mocode.clients"
 version = "1.0.0"
 
 kotlin {
+  // Toolchain is now handled centrally in the root build.gradle.kts
   val enableWasm = providers.gradleProperty("enableWasm").orNull == "true"
 
-  jvmToolchain(25)
-
   jvm()
 
   js {

frontend/features/ping-feature/build.gradle.kts

@@ -16,10 +16,9 @@ group = "at.mocode.clients"
 version = "1.0.0"
 
 kotlin {
+  // Toolchain is now handled centrally in the root build.gradle.kts
   val enableWasm = providers.gradleProperty("enableWasm").orNull == "true"
 
-  jvmToolchain(25)
-
   jvm()
 
   js {

frontend/shared/build.gradle.kts

@@ -18,10 +18,9 @@ plugins {
 }
 
 kotlin {
+  // Toolchain is now handled centrally in the root build.gradle.kts
   val enableWasm = providers.gradleProperty("enableWasm").orNull == "true"
 
-  jvmToolchain(25)
-
   // JVM Target für Desktop
   jvm()
 

frontend/shells/meldestelle-portal/build.gradle.kts

@@ -17,10 +17,9 @@ plugins {
 }
 
 kotlin {
+  // Toolchain is now handled centrally in the root build.gradle.kts
   val enableWasm = providers.gradleProperty("enableWasm").orNull == "true"
 
-    jvmToolchain(25)
-
     // JVM Target für Desktop
     jvm {
         binaries {