release: prepare first crates.io publish of fugue-evo

.github/workflows/publish.yml

@@ -0,0 +1,50 @@
+name: Publish
+
+on:
+  push:
+    branches:
+      - main
+    tags:
+      - v[0-9]+.[0-9]+.[0-9]+
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      # The workspace declares fugue-ppl as a path dependency, so cargo needs
+      # the sibling checkout even to read metadata. The published crate itself
+      # resolves fugue-ppl from crates.io by version (the path key is stripped
+      # at packaging time), so main is always the right branch here.
+      - name: Checkout sibling fugue (path dependency)
+        run: git clone --depth 1 --branch main https://github.com/alexnodeland/fugue.git "$GITHUB_WORKSPACE/../fugue"
+
+      - name: Set up Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Check if version is already published
+        id: version_check
+        run: |
+          PACKAGE_VERSION=$(cargo metadata --format-version=1 --no-deps | jq -r '.packages[] | select(.name == "fugue-evo") | .version')
+
+          echo "Checking if fugue-evo version $PACKAGE_VERSION can be published..."
+
+          # Use cargo publish --dry-run to check if we can publish this version
+          # This is the most reliable method as it uses the same logic as actual publish
+          DRY_RUN_OUTPUT=$(cargo publish --dry-run --allow-dirty -p fugue-evo 2>&1)
+
+          if echo "$DRY_RUN_OUTPUT" | grep -q "already exists on crates.io index"; then
+            echo "Version $PACKAGE_VERSION of fugue-evo already exists on crates.io. Skipping publish."
+            echo "should_publish=false" >> $GITHUB_OUTPUT
+          else
+            echo "Version $PACKAGE_VERSION of fugue-evo can be published. Proceeding with publish."
+            echo "should_publish=true" >> $GITHUB_OUTPUT
+          fi
+
+      - name: Publish to crates.io
+        if: steps.version_check.outputs.should_publish == 'true'
+        run: cargo publish --allow-dirty -p fugue-evo
+        env:
+          CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}

Cargo.toml

@@ -50,7 +50,7 @@ thiserror = "2.0"
 
 # Observability
 tracing = "0.1"
-fugue-ppl = { path = "../fugue", version = "0.1.0" }
+fugue-ppl = { path = "../fugue", version = "0.2.0" }
 
 # WASM support (enabled via getrandom js feature when targeting wasm32)
 [target.'cfg(target_arch = "wasm32")'.dependencies]

crates/fugue-evo-wasm/Cargo.toml

@@ -8,6 +8,10 @@ license = "MIT"
 repository = "https://github.com/alexnodeland/fugue-evo"
 keywords = ["genetic-algorithm", "wasm", "webassembly", "optimization"]
 categories = ["algorithms", "wasm"]
+# Distributed via `wasm-pack build` output (npm-shaped pkg/), not crates.io;
+# its fugue-evo path dependency has no `version`, so `cargo publish` would
+# reject the manifest anyway.
+publish = false
 
 [lib]
 crate-type = ["cdylib", "rlib"]