From 8d66bb67030051e93af13f5190d65968b2e25e0e Mon Sep 17 00:00:00 2001
From: Lorenzo Mec-iS <tunedconsulting@gmail.com>
Date: Mon, 24 Nov 2025 01:51:41 +0000
Subject: [PATCH 1/4] bump version

---
 Cargo.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Cargo.toml b/Cargo.toml
index 9b5bf8b7..bd569cf4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,7 +2,7 @@
 name = "smartcore"
 description = "Machine Learning in Rust."
 homepage = "https://smartcorelib.org"
-version = "0.4.6"
+version = "0.4.7"
 authors = ["smartcore Developers"]
 edition = "2021"
 license = "Apache-2.0"

From 991828d78c75412d41d483024da467114efc2e41 Mon Sep 17 00:00:00 2001
From: Lorenzo Mec-iS <tunedconsulting@gmail.com>
Date: Mon, 24 Nov 2025 02:04:04 +0000
Subject: [PATCH 2/4] fix workflow

---
 .github/workflows/ci.yml | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3dd3361c..35daf1cd 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,11 +1,13 @@
 name: CI
 
+
 on:
   push:
     branches: [main, development]
   pull_request:
     branches: [development]
 
+
 jobs:
   tests:
     runs-on: "${{ matrix.platform.os }}-latest"
@@ -30,8 +32,8 @@ jobs:
           path: |
             ~/.cargo
             ./target
-          key: ${{ runner.os }}-cargo-${{ matrix.platform.target }}-${{ hashFiles('**/Cargo.toml') }}
-          restore-keys: ${{ runner.os }}-cargo-${{ matrix.platform.target }}-${{ hashFiles('**/Cargo.toml') }}
+          key: ${{ runner.os }}-cargo-${{ matrix.platform.target }}-${{ hashFiles('Cargo.toml') }}
+          restore-keys: ${{ runner.os }}-cargo-${{ matrix.platform.target }}
       - name: Install Rust toolchain
         uses: actions-rs/toolchain@v1
         with:
@@ -78,8 +80,8 @@ jobs:
           path: |
             ~/.cargo
             ./target
-          key: ${{ runner.os }}-cargo-features-${{ hashFiles('**/Cargo.toml') }}
-          restore-keys: ${{ runner.os }}-cargo-features-${{ hashFiles('**/Cargo.toml') }}
+          key: ${{ runner.os }}-cargo-features-${{ hashFiles('Cargo.toml') }}
+          restore-keys: ${{ runner.os }}-cargo-features
       - name: Install Rust toolchain
         uses: actions-rs/toolchain@v1
         with:

From 81be751ca2427c599f9f2501b18803ed28f93852 Mon Sep 17 00:00:00 2001
From: Lorenzo Mec-iS <tunedconsulting@gmail.com>
Date: Mon, 24 Nov 2025 02:14:36 +0000
Subject: [PATCH 3/4] modernise Rust toolchain used in CI

---
 .github/workflows/ci.yml   | 36 +++++++++---------------------------
 .github/workflows/lint.yml | 28 ++++++++++------------------
 2 files changed, 19 insertions(+), 45 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 35daf1cd..267a0b87 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,6 +1,7 @@
 name: CI
 
 
+
 on:
   push:
     branches: [main, development]
@@ -8,6 +9,7 @@ on:
     branches: [development]
 
 
+
 jobs:
   tests:
     runs-on: "${{ matrix.platform.os }}-latest"
@@ -35,31 +37,19 @@ jobs:
           key: ${{ runner.os }}-cargo-${{ matrix.platform.target }}-${{ hashFiles('Cargo.toml') }}
           restore-keys: ${{ runner.os }}-cargo-${{ matrix.platform.target }}
       - name: Install Rust toolchain
-        uses: actions-rs/toolchain@v1
+        uses: dtolnay/rust-toolchain@stable
         with:
-          toolchain: stable
-          target: ${{ matrix.platform.target }}
-          profile: minimal
-          default: true
+          targets: ${{ matrix.platform.target }}
       - name: Install test runner for wasm
         if: matrix.platform.target == 'wasm32-unknown-unknown'
         run: curl https://rustwasm.github.io/wasm-pack/installer/init.sh -sSf | sh
       - name: Stable Build with all features
-        uses: actions-rs/cargo@v1
-        with:
-          command: build
-          args: --all-features --target ${{ matrix.platform.target }}
+        run: cargo build --all-features --target ${{ matrix.platform.target }}
       - name: Stable Build without features
-        uses: actions-rs/cargo@v1
-        with:
-          command: build
-          args: --target ${{ matrix.platform.target }}
+        run: cargo build --target ${{ matrix.platform.target }}
       - name: Tests
         if: matrix.platform.target == 'x86_64-unknown-linux-gnu' || matrix.platform.target == 'x86_64-pc-windows-msvc' || matrix.platform.target == 'aarch64-apple-darwin'
-        uses: actions-rs/cargo@v1
-        with:
-          command: test
-          args: --all-features
+        run: cargo test --all-features
       - name: Tests in WASM
         if: matrix.platform.target == 'wasm32-unknown-unknown'
         run: wasm-pack test --node -- --all-features
@@ -83,14 +73,6 @@ jobs:
           key: ${{ runner.os }}-cargo-features-${{ hashFiles('Cargo.toml') }}
           restore-keys: ${{ runner.os }}-cargo-features
       - name: Install Rust toolchain
-        uses: actions-rs/toolchain@v1
-        with:
-          toolchain: stable
-          target: ${{ matrix.platform.target }}
-          profile: minimal
-          default: true
+        uses: dtolnay/rust-toolchain@stable
       - name: Stable Build
-        uses: actions-rs/cargo@v1
-        with:
-          command: build
-          args: --no-default-features ${{ matrix.features }}
+        run: cargo build --no-default-features ${{ matrix.features }}
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 8c7fd083..c92db59b 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -1,41 +1,33 @@
 name: Lint checks
 
+
 on:
   push:
     branches: [ main, development ]
   pull_request:
     branches: [ development ]
 
+
 jobs:
   lint:
     runs-on: ubuntu-latest
     env:
       TZ: "/usr/share/zoneinfo/your/location"
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Cache .cargo and target
         uses: actions/cache@v4
         with:
           path: |
             ~/.cargo
             ./target
-          key: ${{ runner.os }}-lint-cargo-${{ hashFiles('**/Cargo.toml') }}
-          restore-keys: ${{ runner.os }}-lint-cargo-${{ hashFiles('**/Cargo.toml') }}
+          key: ${{ runner.os }}-lint-cargo-${{ hashFiles('Cargo.toml') }}
+          restore-keys: ${{ runner.os }}-lint-cargo
       - name: Install Rust toolchain
-        uses: actions-rs/toolchain@v1
+        uses: dtolnay/rust-toolchain@stable
         with:
-          toolchain: stable
-          profile: minimal
-          default: true
-      - run: rustup component add rustfmt
-      - name: Check formt
-        uses: actions-rs/cargo@v1
-        with:
-          command: fmt
-          args: --all -- --check
-      - run: rustup component add clippy
+          components: rustfmt, clippy
+      - name: Check format
+        run: cargo fmt --all -- --check
       - name: Run clippy
-        uses: actions-rs/cargo@v1
-        with:
-          command: clippy
-          args: --all-features -- -Drust-2018-idioms -Dwarnings
+        run: cargo clippy --all-features -- -Drust-2018-idioms -Dwarnings

From dcce0f04cd900b9c983b72e57266dead1e323b28 Mon Sep 17 00:00:00 2001
From: Lorenzo Mec-iS <tunedconsulting@gmail.com>
Date: Mon, 24 Nov 2025 02:22:58 +0000
Subject: [PATCH 4/4] fix cache failing to find Cargo.toml

---
 .github/workflows/ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3e7aca0b..0762e08f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -30,7 +30,7 @@ jobs:
           path: |
             ~/.cargo
             ./target
-          key: ${{ runner.os }}-cargo-${{ matrix.platform.target }}-${{ hashFiles('Cargo.toml') }}
+          key: ${{ runner.os }}-cargo-${{ matrix.platform.target }}-${{ hashFiles('**/Cargo.toml') }}
           restore-keys: ${{ runner.os }}-cargo-${{ matrix.platform.target }}
       - name: Install Rust toolchain
         uses: dtolnay/rust-toolchain@stable