ra_log_meta: fix correctness bugs and harden shu integration

.github/workflows/erlang.yml

@@ -13,13 +13,22 @@ jobs:
       matrix:
         otp_version: [26, 27, 28]
         os: [ubuntu-latest, windows-latest]
+        # Pin ImageOS per OS: windows-latest reports win25-vs2026, which the
+        # pinned setup-beam can't map. Drop once erlef/setup-beam#461 ships.
+        include:
+          - os: ubuntu-latest
+            image_os: ubuntu24
+          - os: windows-latest
+            image_os: win25
     steps:
     - name: Checkout
       uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
     - name: Configure Erlang
       # Pin setup-beam to a version that works with Windows (not released at
       # the time of commit).
       uses: erlef/setup-beam@566deebc640988a494af16ecdf6f820fe0d3fea4
+      env:
+        ImageOS: ${{ matrix.image_os }}
       with:
         otp-version: ${{ matrix.otp_version }}
         rebar3-version: '3.25.1'

.gitignore

@@ -1,4 +1,5 @@
 erl_crash.dump
+rebar3.crashdump
 .sw?
 .*.sw?
 *.beam
@@ -14,6 +15,7 @@ callgrind*
 ct.coverdata
 test/ct.cover.spec
 _build
+_checkouts
 
 ra.d
 *.plt

Makefile

@@ -11,7 +11,7 @@ ESCRIPT_EMU_ARGS = -noinput -setcookie ra_fifo_cli
 dep_gen_batch_server = hex 0.10.0
 dep_aten = hex 0.6.0
 dep_seshat = hex 1.0.1
-dep_shu = git https://github.com/rabbitmq/shu main
+dep_shu = git https://github.com/lukebakken/rmq-shu shu-fixes
 DEPS = aten gen_batch_server seshat shu
 
 TEST_DEPS = proper meck inet_tcp_proxy

rebar.config

@@ -2,7 +2,7 @@
         {gen_batch_server, "0.10.0"},
         {aten, "0.6.0"},
         {seshat, "1.0.1"},
-        {shu, {git, "https://github.com/rabbitmq/shu.git", {branch, "main"}}}
+        {shu, {git, "https://github.com/lukebakken/rmq-shu.git", {branch, "shu-fixes"}}}
 ]}.
 
 {profiles,

rebar.lock

@@ -3,8 +3,8 @@
  {<<"gen_batch_server">>,{pkg,<<"gen_batch_server">>,<<"0.10.0">>},0},
  {<<"seshat">>,{pkg,<<"seshat">>,<<"1.0.1">>},0},
  {<<"shu">>,
-  {git,"https://github.com/rabbitmq/shu.git",
-       {ref,"28adff94f0cc0e309b7be049cecc9d7107ef47c8"}},
+  {git,"https://github.com/lukebakken/rmq-shu.git",
+       {ref,"35175aaa8962cbac9e53116002b5611bde3dee01"}},
   0}]}.
 [
 {pkg_hash,[