ci: clean up workflows

- Disable grammar generation step
- Separate fuzz workflow from CI
- Drop duplicate release workflow

Author: ObserverOfTime

.github/workflows/ci.yml

@@ -17,54 +17,23 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
-
       - name: Set up tree-sitter
-        uses: tree-sitter/setup-action@v2
-        with:
-          install-lib: false
-
+        uses: tree-sitter/setup-action/cli@v2
       - name: Set up Node.js
         uses: actions/setup-node@v4
         with:
           node-version: ${{vars.NODE_VERSION}}
-
       - name: Build with all extensions
         run: node scripts/build.js
         env:
           ALL_EXTENSIONS: 1
-
       - name: Run tests
         uses: tree-sitter/parser-test-action@v2
         with:
+          generate: false
+          test-rust: true
           test-parser-cmd: node scripts/test.js
-
       - name: Rebuild with default extensions
         run: node scripts/build.js
       - name: Verify grammar consistency
         run: git diff --exit-code -- */src/grammar.json
-
-  fuzz:
-    name: Fuzz parsers
-    runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        parser: [tree-sitter-markdown, tree-sitter-markdown-inline]
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v4
-        with:
-          fetch-depth: 2
-      - name: Check for scanner changes
-        id: scanner-changes
-        run: |-
-          if git diff --quiet HEAD^ -- '${{matrix.parser}}/src/scanner.c'; then
-            printf 'changed=false\n' >> "$GITHUB_OUTPUT"
-          else
-            printf 'changed=true\n' >> "$GITHUB_OUTPUT"
-          fi
-      - name: Fuzz ${{matrix.parser}} parser
-        uses: tree-sitter/fuzz-action@v4
-        if: steps.scanner-changes.outputs.changed == 'true'
-        with:
-          directory: ${{matrix.parser}}

.github/workflows/fuzz.yml

@@ -0,0 +1,29 @@
+name: Fuzz
+
+on:
+  push:
+    branches: [split_parser]
+    paths:
+      - tree-sitter-markdown/src/scanner.c
+      - tree-sitter-markdown-inline/src/scanner.c
+  pull_request:
+    paths:
+      - tree-sitter-markdown/src/scanner.c
+      - tree-sitter-markdown-inline/src/scanner.c
+  workflow_dispatch:
+
+jobs:
+  fuzz:
+    name: Fuzz parsers
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        parser: [tree-sitter-markdown, tree-sitter-markdown-inline]
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      - name: Fuzz ${{matrix.parser}} parser
+        uses: tree-sitter/fuzz-action@v4
+        with:
+          directory: ${{matrix.parser}}

.github/workflows/publish.yml

@@ -1,4 +1,4 @@
-name: Publish package
+name: Publish
 
 on:
   push:
@@ -7,9 +7,12 @@ on:
 jobs:
   github:
     uses: tree-sitter/workflows/.github/workflows/release.yml@main
+    with:
+      attestations: true
     permissions:
       contents: write
       id-token: write
+      attestations: write
   npm:
     uses: tree-sitter/workflows/.github/workflows/package-npm.yml@main
     with: