Blob filesystem: prune blobs (#13147)

* Add Save blob and tests

* Remove locks

* Remove test cleanup

* Fix go mod

* Cleanup

* Add checksum

* Add file hashing to fileutil

* Move test

* Check data when exists

* Add one more test

* Rename

* Gaz

* Add packaged level comment

* Fix block proposals in the REST validator client (#13116)

* Fix block proposals in the REST validator client

* fix graffiti test

* return empty graffiti

* fallback to old endpoints

* logs

* handle 404

* everything passes

* review from James

* log undecoded value

* test fixes and additions

---------

Co-authored-by: prylabs-bulldozer[bot] <58059840+prylabs-bulldozer[bot]@users.noreply.github.com>

* fix head slot in log (#13139)

* zig: Update zig to recent main branch commit (#13142)

Co-authored-by: prylabs-bulldozer[bot] <58059840+prylabs-bulldozer[bot]@users.noreply.github.com>

* Fix Pending Queue Deadline Bug (#13145)

* rearrange deadline

* naming

* Add pruning

* Gaz

* Gaz

* Update pruning

* Cleanup

* Making a mess

* Benchmarking

* Forgot to add the file + fixes

* Fixes

* Pruning from DB fixed

* Add prune by file data

* Fix pruning

* Prune fixes

* Cleanup db blockRoot filter

* Handle file close error

* Fix deletion

* Change read at + remove retentionEpich from bs

* Gaz

* Seperate logic + add detailed comments

* Add tests

* Add retention slot when creating blobStorage

* Fix tests

* Gaz

* Fix testonly import

* Fix linter errors

* Fix retentionSlot calculation

* Move + use MaxEpochsToPersistBlobs

* Remove unused ctx

* Prestons suggestion

Co-authored-by: Preston Van Loon <pvanloon@offchainlabs.com>

* Rename

---------

Co-authored-by: Radosław Kapka <rkapka@wp.pl>
Co-authored-by: prylabs-bulldozer[bot] <58059840+prylabs-bulldozer[bot]@users.noreply.github.com>
Co-authored-by: Potuz <potuz@prysmaticlabs.com>
Co-authored-by: Preston Van Loon <pvanloon@offchainlabs.com>
Co-authored-by: Nishant Das <nishdas93@gmail.com>

beacon-chain/db/kv/BUILD.bazel

@@ -13,7 +13,6 @@ go_library(
         "error.go",
         "execution_chain.go",
         "finalized_block_roots.go",
-        "flags.go",
         "genesis.go",
         "key.go",
         "kv.go",
@@ -34,12 +33,12 @@ go_library(
     visibility = ["//visibility:public"],
     deps = [
         "//beacon-chain/core/blocks:go_default_library",
+        "//beacon-chain/db/filesystem:go_default_library",
         "//beacon-chain/db/filters:go_default_library",
         "//beacon-chain/db/iface:go_default_library",
         "//beacon-chain/state:go_default_library",
         "//beacon-chain/state/genesis:go_default_library",
         "//beacon-chain/state/state-native:go_default_library",
-        "//cmd/beacon-chain/flags:go_default_library",
         "//config/features:go_default_library",
         "//config/fieldparams:go_default_library",
         "//config/params:go_default_library",
@@ -67,7 +66,6 @@ go_library(
         "@com_github_prysmaticlabs_prombbolt//:go_default_library",
         "@com_github_schollz_progressbar_v3//:go_default_library",
         "@com_github_sirupsen_logrus//:go_default_library",
-        "@com_github_urfave_cli_v2//:go_default_library",
         "@io_etcd_go_bbolt//:go_default_library",
         "@io_opencensus_go//trace:go_default_library",
         "@org_golang_google_protobuf//proto:go_default_library",
@@ -86,7 +84,6 @@ go_test(
         "encoding_test.go",
         "execution_chain_test.go",
         "finalized_block_roots_test.go",
-        "flags_test.go",
         "genesis_test.go",
         "init_test.go",
         "kv_test.go",
@@ -102,6 +99,7 @@ go_test(
     data = glob(["testdata/**"]),
     embed = [":go_default_library"],
     deps = [
+        "//beacon-chain/db/filesystem:go_default_library",
         "//beacon-chain/db/filters:go_default_library",
         "//beacon-chain/db/iface:go_default_library",
         "//beacon-chain/state:go_default_library",