refactor(scheduler): upgrade to db-scheduler Spring Boot 4 starter

build.gradle.kts

@@ -141,7 +141,7 @@ dependencies {
     implementation("org.hibernate.orm:hibernate-micrometer")
 
     // Scheduling
-    implementation(libs.db.scheduler.spring.boot.starter)
+    implementation(libs.db.scheduler.boot4.starter)
 
     // SpotBugs annotations (for @SuppressFBWarnings)
     compileOnly("com.github.spotbugs:spotbugs-annotations:4.9.8")
@@ -321,8 +321,7 @@ pitest {
     excludedClasses = setOf(
         "io.nextskip.common.config.AsyncConfig",
         "io.nextskip.common.config.ClockConfig",
-        "io.nextskip.common.config.ResilienceConfig",
-        "io.nextskip.common.scheduler.DbSchedulerConfig"
+        "io.nextskip.common.config.ResilienceConfig"
     )
     mutators = setOf("DEFAULTS")
     // Dynamic thread allocation: use 75% of available cores, minimum 2

gradle.lockfile

@@ -22,8 +22,9 @@ com.github.docker-java:docker-java-transport-zerodep:3.7.0=testCompileClasspath,
 com.github.docker-java:docker-java-transport:3.7.0=testCompileClasspath,testPmdAuxClasspath,testRuntimeClasspath,tmpTestImplementation
 com.github.javaparser:javaparser-core:3.27.1=compileClasspath,developmentOnly,mainPmdAuxClasspath,productionRuntimeClasspath,runtimeClasspath,testCompileClasspath,testPmdAuxClasspath,testRuntimeClasspath
 com.github.javaparser:javaparser-symbol-solver-core:3.27.1=compileClasspath,mainPmdAuxClasspath,productionRuntimeClasspath,runtimeClasspath,testCompileClasspath,testPmdAuxClasspath,testRuntimeClasspath
-com.github.kagkarlsson:db-scheduler-spring-boot-starter:16.6.0=compileClasspath,mainPmdAuxClasspath,productionRuntimeClasspath,runtimeClasspath,testCompileClasspath,testPmdAuxClasspath,testRuntimeClasspath
-com.github.kagkarlsson:db-scheduler:16.6.0=compileClasspath,mainPmdAuxClasspath,productionRuntimeClasspath,runtimeClasspath,testCompileClasspath,testPmdAuxClasspath,testRuntimeClasspath
+com.github.kagkarlsson:db-scheduler-spring-boot-4-starter:16.7.0=compileClasspath,mainPmdAuxClasspath,productionRuntimeClasspath,runtimeClasspath,testCompileClasspath,testPmdAuxClasspath,testRuntimeClasspath
+com.github.kagkarlsson:db-scheduler-spring-common:16.7.0=compileClasspath,mainPmdAuxClasspath,productionRuntimeClasspath,runtimeClasspath,testCompileClasspath,testPmdAuxClasspath,testRuntimeClasspath
+com.github.kagkarlsson:db-scheduler:16.7.0=compileClasspath,mainPmdAuxClasspath,productionRuntimeClasspath,runtimeClasspath,testCompileClasspath,testPmdAuxClasspath,testRuntimeClasspath
 com.github.oowekyala.ooxml:nice-xml-messages:3.1=pmd
 com.github.spotbugs:spotbugs-annotations:4.9.8=compileClasspath,mainPmdAuxClasspath,spotbugs
 com.github.spotbugs:spotbugs:4.9.8=spotbugs

gradle/libs.versions.toml

@@ -37,7 +37,7 @@ jqwik = "1.9.3"
 testcontainers = "2.0.3"
 
 # Scheduling
-db-scheduler = "16.6.0"
+db-scheduler = "16.7.0"
 
 # MQTT
 paho-mqtt = "1.2.5"
@@ -74,7 +74,7 @@ postgresql = { module = "org.postgresql:postgresql" }
 spring-boot-starter-liquibase = { module = "org.springframework.boot:spring-boot-starter-liquibase" }
 
 # Scheduling
-db-scheduler-spring-boot-starter = { module = "com.github.kagkarlsson:db-scheduler-spring-boot-starter", version.ref = "db-scheduler" }
+db-scheduler-boot4-starter = { module = "com.github.kagkarlsson:db-scheduler-spring-boot-4-starter", version.ref = "db-scheduler" }
 
 # Testcontainers (2.x uses testcontainers- prefix for modules)
 spring-boot-testcontainers = { module = "org.springframework.boot:spring-boot-testcontainers" }

src/main/java/io/nextskip/common/scheduler/DataRefreshStartupHandler.java

@@ -27,11 +27,6 @@
  * <p>Uses the {@link RefreshTaskCoordinator} interface to automatically discover
  * and coordinate all refresh tasks. New tasks are automatically included without
  * modifying this class (Open-Closed Principle).
- *
- * <p>Note: Uses @ConditionalOnProperty instead of @ConditionalOnBean(Scheduler.class)
- * because @ConditionalOnBean has timing issues with manual Scheduler configuration
- * (Spring Boot 4 workaround). The property check is semantically equivalent since
- * the Scheduler bean only exists when db-scheduler is enabled.
  */
 @Component
 @ConditionalOnProperty(value = "db-scheduler.enabled", havingValue = "true")

src/main/resources/application.yml

@@ -19,12 +19,6 @@ server:
 spring:
   application:
     name: nextskip
-  # Exclude db-scheduler autoconfiguration (incompatible with Spring Boot 4)
-  # Manual configuration in DbSchedulerConfig.java until upstream fix is released
-  # Track: https://github.com/kagkarlsson/db-scheduler/issues/736
-  autoconfigure:
-    exclude:
-      - com.github.kagkarlsson.scheduler.boot.autoconfigure.DbSchedulerAutoConfiguration
   # Static resource caching for PWA
   web:
     resources: