ed,x: Cut pre.1 prereleases (#820)

* Cut `pre.1` prereleases

These prereleases included updated RustCrypto dependencies which notably
migrate from `hybrid-array` v0.3 to v0.4

Author: tarcieri

curve25519-dalek/CHANGELOG.md

@@ -9,6 +9,7 @@ major series.
 
 * Rename `Scalar::batch_invert` -> `Scalar::invert_batch` for consistency. Also make it no-alloc.
 * Add an allocating batch inversion called `Scalar::invert_batch_alloc`.
+* Add `Scalar::div_by_2`
 
 ## 5.0.0-pre.0
 

curve25519-dalek/README.md

@@ -52,7 +52,7 @@ curve25519-dalek = ">= 5.0, < 5.2"
 | `zeroize`          |    ✓     | Enables [`Zeroize`][zeroize-trait] for all scalar and curve point types. |
 | `precomputed-tables` |    ✓     | Includes precomputed basepoint multiplication tables. This speeds up `EdwardsPoint::mul_base` and `RistrettoPoint::mul_base` by ~4x, at the cost of ~30KB added to the code size. |
 | `rand_core`        |          | Enables `Scalar::random` and `RistrettoPoint::random`. This is an optional dependency whose version is not subject to SemVer. See [below](#public-api-semver-exemptions) for more details. |
-| `digest`           |          | Enables `RistrettoPoint::{from_hash, hash_from_bytes}` and `Scalar::{from_hash, hash_from_bytes}`. This is an optional dependency whose version is not subject to SemVer. See [below](#public-api-semver-exemptions) for more details. |
+| `digest`           |          | Enables `RistrettoPoint::{from_hash, hash_from_bytes}` and `Scalar::{from_hash, hash_from_bytes}`. Also enables hash-to-curve methods `EdwardsPoint::{encode_to_curve, hash_to_curve}`. This is an optional dependency whose version is not subject to SemVer. See [below](#public-api-semver-exemptions) for more details. |
 | `serde`            |          | Enables `serde` serialization/deserialization for all the point and scalar types. |
 | `legacy_compatibility`|       | Enables `Scalar::from_bits`, which allows the user to build unreduced scalars whose arithmetic is broken. Do not use this unless you know what you're doing. |
 | `group`            |          | Enables external `group` and `ff` crate traits. |

ed25519-dalek/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ed25519-dalek"
-version = "3.0.0-pre.0"
+version = "3.0.0-pre.1"
 edition = "2024"
 authors = [
     "isis lovecruft <[email protected]>",
@@ -28,7 +28,7 @@ rustdoc-args = [
 features = ["batch", "digest", "hazmat", "pem", "serde"]
 
 [dependencies]
-curve25519-dalek = { version = "=5.0.0-pre.0", default-features = false, features = [
+curve25519-dalek = { version = "=5.0.0-pre.1", default-features = false, features = [
     "digest",
 ] }
 ed25519 = { version = "3.0.0-rc.0", default-features = false }
@@ -43,11 +43,11 @@ serde = { version = "1.0", default-features = false, optional = true }
 zeroize = { version = "1.5", default-features = false, optional = true }
 
 [dev-dependencies]
-curve25519-dalek = { version = "=5.0.0-pre.0", default-features = false, features = [
+curve25519-dalek = { version = "=5.0.0-pre.1", default-features = false, features = [
     "digest",
     "rand_core",
 ] }
-x25519-dalek = { version = "=3.0.0-pre.0", default-features = false, features = [
+x25519-dalek = { version = "=3.0.0-pre.1", default-features = false, features = [
     "static_secrets",
 ] }
 blake2 = "0.11.0-rc.2"

x25519-dalek/Cargo.toml

@@ -6,7 +6,7 @@ edition = "2024"
 # - update html_root_url
 # - update CHANGELOG
 # - if any changes were made to README.md, mirror them in src/lib.rs docs
-version = "3.0.0-pre.0"
+version = "3.0.0-pre.1"
 authors = [
     "Isis Lovecruft <[email protected]>",
     "DebugSteven <[email protected]>",
@@ -42,7 +42,7 @@ rustdoc-args = [
 features = ["os_rng", "reusable_secrets", "serde", "static_secrets"]
 
 [dependencies]
-curve25519-dalek = { version = "=5.0.0-pre.0", default-features = false }
+curve25519-dalek = { version = "=5.0.0-pre.1", default-features = false }
 rand_core = { version = "0.9", default-features = false }
 serde = { version = "1", default-features = false, optional = true, features = [
     "derive",