WIP: fix object lifetime and cleanup regressions

Makefile

@@ -1,7 +1,14 @@
 .PHONY: all clean test test-unit test-cpan-tester test-interpreter check-thread-test-sources check-thread-core-test-sources check-thread-ecosystem-test-sources check-thread-regex-test-sources test-thread-tooling test-threads test-threads-core test-threads-core-platform test-threads-core-mode test-threads-windows test-threads-regex test-threads-release test-threads-ecosystem test-bundled-modules test-cpan-distroprefs test-cpan-release-acceptance test-exiftool test-all test-gradle test-gradle-unit test-gradle-all test-gradle-parallel test-maven-parallel build run wrapper check-java-gradle dev ci sbom sbom-java sbom-perl sbom-clean check-links perl5-update perl5-sync perl5-sync-check
 
 PERL ?= perl
-GRADLE_ARGS ?=
+ifeq ($(OS),Windows_NT)
+# The Windows unit shards each take longer than the 75-minute CI step budget
+# when only two Gradle workers are available. Run the five balanced shards
+# concurrently on the hosted runner while keeping the existing per-worker heap cap.
+GRADLE_ARGS ?= --max-workers=4
+else
+GRADLE_ARGS ?= --max-workers=2
+endif
 # A persistent daemon keeps the priority from the invocation that first
 # started it. Use a single-use Gradle process so workers inherit the
 # launcher's niceness (for example, `nice -n 19 make`).
@@ -123,13 +130,23 @@ perl5-sync-check:
 	$(PERL) dev/import-perl5/update_perl5.pl --sync --verify-idempotent $(if $(FILTER),--filter "$(FILTER)",)
 
 # CI build - optimized for CI/CD environments
-ci: check-java-gradle
+ci: prepare-windows-posix-tmp check-java-gradle
 ifeq ($(OS),Windows_NT)
 	gradlew.bat $(GRADLE_LAUNCH_ARGS) build -x test testUnitParallel --parallel --stacktrace
 else
 	./gradlew $(GRADLE_LAUNCH_ARGS) build -x test testUnitParallel --parallel --stacktrace
 endif
 
+# Some Perl unit scripts use POSIX /tmp paths. On Windows, Java resolves
+# these as root-relative paths on the current drive; create that directory on
+# the runner before compiling and executing the suite.
+prepare-windows-posix-tmp:
+ifeq ($(OS),Windows_NT)
+	powershell -NoProfile -NonInteractive -Command "New-Item -ItemType Directory -Force -Path (Join-Path ([System.IO.Path]::GetPathRoot((Get-Location).Path)) 'tmp') | Out-Null"
+else
+	@:
+endif
+
 # Check Java/Gradle compatibility and fix if needed
 # For Java 25+, we need Gradle 9.1.0+ (see https://docs.gradle.org/current/userguide/compatibility.html)
 # Note: On Windows CI, Make uses Git Bash, so we use bash-compatible syntax throughout

build.gradle

@@ -350,10 +350,10 @@ tasks.withType(Test).configureEach {
     // deprecation banner while retaining the tested Netty allocation path.
     jvmArgs += '--sun-misc-unsafe-memory-access=allow'
     // The Perl test corpus loads sizeable bundled tables (for example
-    // I18N::LangTags via Test2).  A 1 GiB Gradle worker can be terminated by
-    // the host before it reports an OOME; keep it below the command-line
-    // default while providing enough headroom for one shard.
-    maxHeapSize = '2g'
+    // I18N::LangTags via Test2). A 1 GiB Gradle worker can be terminated by
+    // the host before it reports an OOME. The expanded lifetime regression
+    // suite also needs room for shard 0's in-process tests.
+    maxHeapSize = '3g'
 }
 
 // Enable native access for all Java execution tasks
@@ -833,10 +833,36 @@ def homeIntegrationTask = tasks.register('testPerlOnJavaHomeIntegration', Test)
     mustRunAfter tasks.named('testJoni')
 }
 
+def websocketLifetimeTask = tasks.register('testUnitWebsocketLifetime', Test) {
+    group = 'verification'
+    description = 'Runs the isolated Mojolicious WebSocket lifetime regression'
+
+    useJUnitPlatform {
+        includeTags 'unit'
+        excludeTags 'full'
+    }
+
+    systemProperty 'test.shard.index', parallelShards
+    systemProperty 'test.shard.total', parallelShards + 1
+
+    testClassesDirs = sourceSets.test.output.classesDirs
+    classpath = sourceSets.test.runtimeClasspath
+    include '**/PerlScriptExecutionTest.class'
+
+    mustRunAfter unitShardTasks.collect { tasks.named(it) }
+    onlyIf {
+        jperlTestShardProp.get().isEmpty() || jperlTestShardProp.get() == "$parallelShards"
+    }
+}
+
+homeIntegrationTask.configure {
+    mustRunAfter websocketLifetimeTask
+}
+
 tasks.register('testUnitParallel') {
     group = 'verification'
     description = 'Runs unit tests in parallel across multiple JVMs. Usage: gradle testUnitParallel --parallel'
-    dependsOn unitShardTasks
+    dependsOn unitShardTasks + [websocketLifetimeTask]
     dependsOn testJoni
     dependsOn verifyJoniPackaging
     dependsOn homeIntegrationTask