feat: abstract BLS backend types behind newtypes, isolate to dashcore-crypto crate, switch to dash-pkc from blsful fork

.github/ci-groups.yml

@@ -4,6 +4,7 @@
 groups:
   core:
     - dashcore
+    - dashcore-crypto
     - dashcore_hashes
     - dashcore-private
     - dash-network

Cargo.toml

@@ -1,5 +1,5 @@
 [workspace]
-members = ["dash", "dash-network", "hashes", "internals", "fuzz", "rpc-client", "rpc-json", "rpc-integration-test", "key-wallet", "key-wallet-manager", "key-wallet-ffi", "dash-spv", "dash-spv-ffi", "git-state", "dash-network-seeds", "masternode-seeds-fetcher", "dash-spv-bench"]
+members = ["dash", "crypto", "dash-network", "hashes", "internals", "fuzz", "rpc-client", "rpc-json", "rpc-integration-test", "key-wallet", "key-wallet-manager", "key-wallet-ffi", "dash-spv", "dash-spv-ffi", "git-state", "dash-network-seeds", "masternode-seeds-fetcher", "dash-spv-bench"]
 resolver = "2"
 
 [workspace.dependencies]

crypto/Cargo.toml

@@ -0,0 +1,35 @@
+[package]
+name = "dashcore-crypto"
+version = { workspace = true }
+authors = ["The Dash Core Developers"]
+license = "CC0-1.0"
+repository = "https://github.com/dashpay/rust-dashcore/"
+description = "Cryptographic primitives shared by rust-dashcore crates."
+categories = ["cryptography::cryptocurrencies"]
+keywords = ["crypto", "dash", "bls"]
+edition = "2021"
+
+[features]
+default = []
+
+bincode = ["dep:bincode", "dep:bincode_derive", "dashcore_hashes/bincode"]
+bls = ["dep:dash-pkc", "dep:tracing"]
+serde = ["dep:serde", "dash-types/serde", "dashcore_hashes/serde"]
+
+[dependencies]
+bincode = { workspace = true, optional = true }
+bincode_derive = { workspace = true, optional = true }
+dash-pkc = { version = "=0.1.0-beta", default-features = false, features = ["bls", "std"], optional = true }
+dash-types = { version = "=0.1.0-beta", default-features = false, features = ["codec"] }
+dashcore_hashes = { path = "../hashes" }
+hex = { version = "0.4" }
+internals = { path = "../internals", package = "dashcore-private" }
+serde = { version = "1.0.219", default-features = false, features = [ "derive", "alloc" ], optional = true }
+thiserror = "2"
+tracing = { version = "0.1", optional = true }
+
+[lints.rust]
+unexpected_cfgs = { level = "deny", check-cfg = ['cfg(bench)', 'cfg(fuzzing)', 'cfg(kani)'] }
+
+[dev-dependencies]
+hex_lit = { version = "0.1.1", features = ["rust_v_1_46"] }