feat(install): automatically migrate package-lock.json to bun.lockb (#6352)

* work so far

* stuff

* a

* basics work

* stuff

* yoo

* build lockfile

* correct

* f

* a

* install fixture havent tested

* i made it worse

* lol

* be more reasonable

* make the test easier to pass because bun install doesn't handle obscure lockfile edge cases :/

* a

* works now

* ok

* a

* a

* cool

* nah

* fix stuff

* l

* a

* idfk

* LAME

* prettier errors

* does this fix tests?

* Add more safety checks to Integrity

* Add another check

* More careful lifetime handling

* Fix linux debugger issue

* a

* tmp dir and snapshot test

---------

Co-authored-by: Jarred SUmner <jarred@jarredsumner.com>

src/bun.js/bindings/JSCUSocketsLoopIntegration.cpp

@@ -1,12 +1,30 @@
 #include "root.h"
 #include "JavaScriptCore/VM.h"
 
+// On Linux, signals are used to suspend/resume threads in JavaScriptCore
+// When `.acquireAccess` is called, the signal might be raised.
+// This causes issues with LLDB which might catch the signal.
+// So we want to avoid that, we really only want this code to be executed when the debugger is attached
+// But it's pretty hard to tell if LLDB is attached or not, so we just disable this code on Linux when in debug mode
+#ifndef ACQUIRE_RELEASE_HEAP_ACCESS
+#if OS(DARWIN)
+#define ACQUIRE_RELEASE_HEAP_ACCESS 1
+#else
+#ifndef BUN_DEBUG
+#define ACQUIRE_RELEASE_HEAP_ACCESS 1
+#endif
+#endif
+#endif
+
 extern "C" void bun_on_tick_before(JSC::VM* vm)
 {
-    // Let the GC do some work while we are idle
+#if ACQUIRE_RELEASE_HEAP_ACCESS
     vm->heap.releaseAccess();
+#endif
 }
 extern "C" void bun_on_tick_after(JSC::VM* vm)
 {
+#if ACQUIRE_RELEASE_HEAP_ACCESS
     vm->heap.acquireAccess();
+#endif
 }