From e64f8e863909f512a4c9d8c11e295c5b197559bf Mon Sep 17 00:00:00 2001
From: Carter Green <carter@databento.com>
Date: Wed, 19 Nov 2025 11:35:46 -0600
Subject: [PATCH 1/2] BLD: Set up pre-built binaries for epoch

---
 .github/workflows/release.yaml | 99 ++++++++++++++++++++++++++++++++++
 CHANGELOG.md                   |  3 ++
 Cargo.toml                     |  2 +-
 3 files changed, 103 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 3431d42..e9cca30 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -67,3 +67,102 @@ jobs:
         run: cargo publish --token ${CARGO_REGISTRY_TOKEN}
         env:
           CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}
+
+
+  build-cli-artifacts:
+    needs: [tag-release]
+    runs-on: ${{ matrix.os }}
+    env:
+      TARGET_FLAGS:
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+        - os: ubuntu-latest
+          target: aarch64-unknown-linux-gnu
+        - os: ubuntu-latest
+          target: aarch64-unknown-linux-musl
+        - os: ubuntu-latest
+          target: x86_64-unknown-linux-gnu
+        - os: ubuntu-latest
+          target: x86_64-unknown-linux-musl
+        - os: macos-latest
+          target: x86_64-apple-darwin
+        - os: macos-latest
+          target: x86_64-apple-darwin
+        - os: macos-latest
+          target: aarch64-apple-darwin
+        - os: windows-latest
+          target: aarch64-pc-windows-msvc
+        - os: windows-latest
+          target: x86_64-pc-windows-msvc
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v5
+
+    - name: Set up Rust
+      run: rustup toolchain add --profile minimal --target ${{ matrix.target }} stable
+
+    - name: Install cross
+      run: cargo install cross
+
+    - name: Set target variables
+      shell: bash
+      run: |
+        echo "TARGET_FLAGS=--target ${{ matrix.target }}" >> $GITHUB_ENV
+        echo "TARGET_DIR=./target/${{ matrix.target }}" >> $GITHUB_ENV
+
+    - name: Build release binary
+      shell: bash
+      # cd ensures we only pull in CLI dependencies
+      run: |
+        cross build --release ${{ env.TARGET_FLAGS }}
+        if [ "${{ matrix.os }}" = "windows-latest" ]; then
+          bin="target/${{ matrix.target }}/release/epoch.exe"
+        else
+          bin="target/${{ matrix.target }}/release/epoch"
+        fi
+        stat $bin
+        echo "BIN=$bin" >> $GITHUB_ENV
+
+    - name: Determine archive name
+      shell: bash
+      run: |
+        version="$(scripts/get_version.sh)"
+        echo "ARCHIVE=epoch-$version-${{ matrix.target }}" >> $GITHUB_ENV
+        echo "VERSION=$version" >> $GITHUB_ENV
+
+    - name: Creating directory for archive
+      shell: bash
+      run: |
+        mkdir -p "$ARCHIVE"/doc
+        cp "$BIN" "$ARCHIVE"/
+        cp {README.md,LICENSE} "$ARCHIVE"/
+        cp CHANGELOG.md "$ARCHIVE"/doc/
+
+    - name: Build archive (Windows)
+      shell: bash
+      if: matrix.os == 'windows-latest'
+      run: |
+        7z a "$ARCHIVE.zip" "$ARCHIVE"
+        certutil -hashfile "$ARCHIVE.zip" SHA256 > "$ARCHIVE.zip.sha256"
+        echo "ASSET=$ARCHIVE.zip" >> $GITHUB_ENV
+        echo "ASSET_SUM=$ARCHIVE.zip.sha256" >> $GITHUB_ENV
+
+    - name: Build archive (Unix)
+      shell: bash
+      if: matrix.os != 'windows-latest'
+      run: |
+        tar czf "$ARCHIVE.tar.gz" "$ARCHIVE"
+        shasum -a 256 "$ARCHIVE.tar.gz" > "$ARCHIVE.tar.gz.sha256"
+        echo "ASSET=$ARCHIVE.tar.gz" >> $GITHUB_ENV
+        echo "ASSET_SUM=$ARCHIVE.tar.gz.sha256" >> $GITHUB_ENV
+
+    - name: Upload release archive
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      shell: bash
+      # clobber to overwrite if we have to rerun the release
+      run: |
+        gh release upload v${{ env.VERSION }} ${{ env.ASSET }} ${{ env.ASSET_SUM }} --clobber
diff --git a/CHANGELOG.md b/CHANGELOG.md
index ffa7226..0d28446 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,7 @@
 # Changelog
 
+## 0.3.1 - TBD
+- Add pre-built binaries to the release artifacts
+
 ## 0.3.0 - 2025-09-11
 - Initial public release
diff --git a/Cargo.toml b/Cargo.toml
index ffd1501..2bd429a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "epoch-to"
 authors = ["Databento <support@databento.com>"]
-version = "0.3.0"
+version = "0.3.1"
 edition = "2021"
 repository = "https://github.com/databento/epoch"
 description = "CLI tool for converting UNIX timestamps to human-readable date strings"

From 1b7a6f27dfb136b21e0fb1bfcec997025cd2052b Mon Sep 17 00:00:00 2001
From: Carter Green <carter@databento.com>
Date: Tue, 2 Dec 2025 10:38:43 -0600
Subject: [PATCH 2/2] VER: Release epoch 0.3.1

---
 CHANGELOG.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0d28446..ce2ce41 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Changelog
 
-## 0.3.1 - TBD
+## 0.3.1 - 2025-12-03
 - Add pre-built binaries to the release artifacts
 
 ## 0.3.0 - 2025-09-11