Extract LSM trees backend into a separate package

Author: jasagredo

cabal.project

@@ -20,6 +20,7 @@ index-state:
 
 packages:
   ouroboros-consensus
+  ouroboros-consensus-lsm
   ouroboros-consensus-cardano
   ouroboros-consensus-protocol
   ouroboros-consensus-diffusion

ouroboros-consensus-lsm/ouroboros-consensus-lsm.cabal

@@ -0,0 +1,91 @@
+cabal-version: 3.0
+name: ouroboros-consensus-lsm
+version: 0.1.0.0
+synopsis: LSM LedgerDB V2 backend for ouroboros-consensus
+description: LSM LedgerDB V2 backend for ouroboros-consensus.
+license: Apache-2.0
+license-files:
+  LICENSE
+  NOTICE
+
+copyright:
+  2019-2023 Input Output Global Inc (IOG), INTERSECT 2023-2024.
+
+author: IOG Engineering Team
+maintainer: operations@iohk.io
+category: Network
+build-type: Simple
+extra-doc-files:
+  CHANGELOG.md
+
+source-repository head
+  type: git
+  location: https://github.com/IntersectMBO/ouroboros-consensus
+
+flag asserts
+  description: Enable assertions
+  manual: False
+  default: False
+
+common common-lib
+  default-language: Haskell2010
+  ghc-options:
+    -Wall
+    -Wcompat
+    -Wincomplete-uni-patterns
+    -Wincomplete-record-updates
+    -Wpartial-fields
+    -Widentities
+    -Wredundant-constraints
+    -Wmissing-export-lists
+    -Wunused-packages
+    -Wno-unticked-promoted-constructors
+
+  if flag(asserts)
+    ghc-options: -fno-ignore-asserts
+    cpp-options: -DENABLE_ASSERTIONS
+
+common common-test
+  import: common-lib
+  ghc-options:
+    -threaded
+    -rtsopts
+
+common common-bench
+  import: common-test
+  ghc-options:
+    -threaded
+    -rtsopts
+
+  -- We use this option to avoid skewed results due to changes in cache-line
+  -- alignment. See
+  -- https://github.com/Bodigrim/tasty-bench#comparison-against-baseline
+  ghc-options: -fproc-alignment=64
+
+library
+  import: common-lib
+  hs-source-dirs: src
+  exposed-modules:
+    Ouroboros.Consensus.Storage.LedgerDB.V2.LSM
+
+  build-depends:
+    base >=4.14 && <4.22,
+    blockio,
+    cardano-binary,
+    containers >=0.5 && <0.8,
+    contra-tracer,
+    fs-api ^>=0.4,
+    ouroboros-consensus,
+    lsm-tree,
+    mempack,
+    mtl,
+    nothunks ^>=0.2,
+    primitive,
+    resource-registry ^>=0.1,
+    serialise ^>=0.2,
+    text,
+    transformers,
+    vector ^>=0.13,
+    streaming,
+
+  build-depends: text >=1.2.5.0 && <2.2