chore: add cargo release

.github/workflows/bump-version.yml

@@ -28,6 +28,12 @@ jobs:
       - name: Refresh tags
         run: git fetch --force --tags origin
 
+      - name: Set up Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Cache cargo artifacts
+        uses: Swatinem/rust-cache@v2
+
       - name: Configure git author
         run: |
           git config user.name "github-actions[bot]"
@@ -240,6 +246,25 @@ jobs:
           git commit -m "chore: bump version to ${RELEASE_VERSION} (${BUMP_LEVEL}) [skip release]"
           git push origin "HEAD:main"
 
+      - name: Publish crate to crates.io
+        env:
+          RELEASE_VERSION: ${{ steps.version.outputs.release_version }}
+          CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}
+        run: |
+          set -euo pipefail
+
+          if curl -fsSL "https://crates.io/api/v1/crates/deff/${RELEASE_VERSION}" >/dev/null 2>&1; then
+            echo "deff ${RELEASE_VERSION} is already published on crates.io"
+            exit 0
+          fi
+
+          if [ -z "${CARGO_REGISTRY_TOKEN}" ]; then
+            echo "CARGO_REGISTRY_TOKEN secret is not set"
+            exit 1
+          fi
+
+          cargo publish --locked --token "${CARGO_REGISTRY_TOKEN}"
+
       - name: Create and push release tag
         env:
           RELEASE_TAG: ${{ steps.version.outputs.release_tag }}

README.md

@@ -6,13 +6,21 @@ My name is deff
 
 ## Quickstart
 
-Run the installer script from this repository:
+Choose one install method:
+
+1. Install from crates.io with Cargo:
+
+```bash
+cargo install deff
+```
+
+2. Run the installer script from this repository:
 
 ```bash
 curl -fsSL https://raw.githubusercontent.com/flamestro/deff/main/install.sh | bash
 ```
 
-Installer source: https://github.com/flamestro/deff/blob/main/install.sh
+Installer script source: https://github.com/flamestro/deff/blob/main/install.sh
 
 The script checks for `cargo`, clones this project into a temporary directory, installs it, and removes the temporary checkout.
 Bundled syntax grammars are compiled into the binary, so removing the checkout does not affect highlighting.
@@ -126,8 +134,9 @@ Search and reviewed workflow:
 
 This repo ships with `.github/workflows/bump-version.yml`.
 
-- Trigger: publish a GitHub release with a tag like `v0.1.0`
-- Updates `Cargo.toml`/`Cargo.lock` on the default branch using commit prefixes (`feat:` -> next minor, `chore:`/`docs:` -> next patch)
+- Trigger: push to `main` (excluding commits authored by `github-actions[bot]`)
+- Computes the next version from commit prefixes (`feat:` -> next minor, `fix:`/`chore:`/`docs:` -> next patch) and updates `Cargo.toml`/`Cargo.lock` when needed
+- Publishes new crate versions to crates.io and then creates/pushes the matching `vX.Y.Z` tag and GitHub release
 
 ## Contributing