diff --git a/.github/actions/README.md b/.github/actions/README.md
deleted file mode 100644
index 69e85ae..0000000
--- a/.github/actions/README.md
+++ /dev/null
@@ -1,120 +0,0 @@
-# Composite Actions
-
-This directory contains reusable composite actions to reduce duplication across workflows.
-
-## Available Actions
-
-### setup-node
-
-Sets up Node.js with caching and installs dependencies.
-
-**Inputs:**
-
-- `node-version` (optional): Node.js version, defaults to '24'
-- `registry-url` (optional): NPM registry URL
-
-**Usage:**
-
-```yaml
-- uses: ./.github/actions/setup-node
-  with:
-    node-version: 22
-```
-
-### setup-treesitter
-
-Installs Tree-sitter CLI and generates the grammar.
-
-**Usage:**
-
-```yaml
-- uses: ./.github/actions/setup-treesitter
-```
-
-### setup-dev
-
-Complete development environment setup (combines setup-node + setup-treesitter).
-
-**Inputs:**
-
-- `node-version` (optional): Node.js version, defaults to '24'
-- `registry-url` (optional): NPM registry URL
-- `skip-checkout` (optional): Skip repository checkout, defaults to 'false'
-
-**Usage:**
-
-```yaml
-- uses: ./.github/actions/setup-dev
-  with:
-    node-version: 24
-    skip-checkout: 'true'
-```
-
-### test-grammar
-
-Runs comprehensive grammar tests including parser validation.
-
-**Inputs:**
-
-- `skip-sample-test` (optional): Skip complex sample test, defaults to 'false'
-
-**Usage:**
-
-```yaml
-- uses: ./.github/actions/test-grammar
-  with:
-    skip-sample-test: 'true'
-```
-
-### test-coverage
-
-Analyzes test coverage and validates minimum requirements.
-
-**Inputs:**
-
-- `minimum-tests` (optional): Minimum tests required, defaults to '55'
-
-**Outputs:**
-
-- `total-tests`: Total number of tests found
-- `passing-tests`: Number of passing tests
-- `coverage-percent`: Test coverage percentage
-
-**Usage:**
-
-```yaml
-- uses: ./.github/actions/test-coverage
-  with:
-    minimum-tests: 60
-```
-
-## Workflow Usage Examples
-
-### Test Workflow (Simplified)
-
-```yaml
-jobs:
-  test:
-    steps:
-      - uses: ./.github/actions/setup-dev
-        with:
-          node-version: ${{ matrix.node-version }}
-      - uses: ./.github/actions/test-grammar
-```
-
-### Release Workflow (Simplified)
-
-```yaml
-jobs:
-  test:
-    steps:
-      - uses: ./.github/actions/setup-dev
-      - uses: ./.github/actions/test-grammar
-        with:
-          skip-sample-test: 'true'
-
-  lint:
-    steps:
-      - uses: ./.github/actions/setup-node
-      - uses: ivuorinen/actions/pr-lint@latest
-```
diff --git a/.github/actions/setup-dev/action.yml b/.github/actions/setup-dev/action.yml
deleted file mode 100644
index 88ea594..0000000
--- a/.github/actions/setup-dev/action.yml
+++ /dev/null
@@ -1,43 +0,0 @@
----
-name: "Setup Development Environment"
-description: "Complete setup for tree-sitter-shellspec development including Node.js and Tree-sitter"
-
-inputs:
-  node-version:
-    description: "Node.js version to setup"
-    required: false
-    default: "24"
-  registry-url:
-    description: "NPM registry URL"
-    required: false
-    default: ""
-  skip-checkout:
-    description: "Skip repository checkout (if already done)"
-    required: false
-    default: "false"
-
-runs:
-  using: "composite"
-  steps:
-    - name: Checkout Repository
-      if: inputs.skip-checkout != 'true'
-      uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
-
-    - name: Setup Node.js ${{ inputs.node-version }}
-      uses: actions/setup-node@7c12f8017d5436eb855f1ed4399f037a36fbd9e8 # v5.2.1
-      with:
-        node-version: ${{ inputs.node-version }}
-        cache: npm
-        registry-url: ${{ inputs.registry-url }}
-
-    - name: Install Dependencies
-      run: npm ci || { echo "❌ npm install failed" && npm install }
-      shell: bash
-
-    - name: Install Tree-sitter CLI
-      run: npm install -g tree-sitter-cli
-      shell: bash
-
-    - name: Generate Grammar
-      run: npm run generate
-      shell: bash
diff --git a/.github/actions/setup-node/action.yml b/.github/actions/setup-node/action.yml
deleted file mode 100644
index fe76730..0000000
--- a/.github/actions/setup-node/action.yml
+++ /dev/null
@@ -1,30 +0,0 @@
----
-name: "Setup Node.js Environment"
-description: "Sets up Node.js with caching and installs dependencies"
-
-inputs:
-  node-version:
-    description: "Node.js version to setup"
-    required: false
-    default: "24"
-  registry-url:
-    description: "NPM registry URL"
-    required: false
-    default: ""
-
-runs:
-  using: "composite"
-  steps:
-    - name: Checkout Repository
-      uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
-
-    - name: Setup Node.js ${{ inputs.node-version }}
-      uses: actions/setup-node@7c12f8017d5436eb855f1ed4399f037a36fbd9e8 # v5.2.1
-      with:
-        node-version: ${{ inputs.node-version }}
-        cache: npm
-        registry-url: ${{ inputs.registry-url }}
-
-    - name: Install Dependencies
-      run: npm ci || { echo "❌ npm install failed" && npm install }
-      shell: bash
diff --git a/.github/actions/test-coverage/action.yml b/.github/actions/test-coverage/action.yml
deleted file mode 100644
index 42991da..0000000
--- a/.github/actions/test-coverage/action.yml
+++ /dev/null
@@ -1,71 +0,0 @@
----
-name: "Test Coverage Analysis"
-description: "Analyzes test coverage and generates coverage report"
-
-inputs:
-  minimum-tests:
-    description: "Minimum number of tests required"
-    required: false
-    default: "55"
-
-outputs:
-  total-tests:
-    description: "Total number of tests found"
-    value: ${{ steps.coverage.outputs.total-tests }}
-  passing-tests:
-    description: "Number of passing tests"
-    value: ${{ steps.coverage.outputs.passing-tests }}
-  coverage-percent:
-    description: "Test coverage percentage"
-    value: ${{ steps.coverage.outputs.coverage-percent }}
-
-runs:
-  using: "composite"
-  steps:
-    - name: Test Coverage Analysis
-      id: coverage
-      run: |
-        echo "## Test Coverage Report" > coverage_report.md
-        echo "" >> coverage_report.md
-
-        # Run tests and capture output
-        TEST_OUTPUT=$(npm test 2>&1)
-        TOTAL_TESTS=$(echo "$TEST_OUTPUT" | grep -E "^\s+[0-9]+\." | wc -l)
-        PASSING_TESTS=$(echo "$TEST_OUTPUT" | grep -E "^\s+[0-9]+\. ✓" | wc -l)
-        FAILING_TESTS=$(echo "$TEST_OUTPUT" | grep -E "^\s+[0-9]+\. ✗" | wc -l)
-
-        echo "- **Total Tests:** $TOTAL_TESTS" >> coverage_report.md
-        echo "- **Passing:** $PASSING_TESTS ✅" >> coverage_report.md
-        echo "- **Failing:** $FAILING_TESTS ❌" >> coverage_report.md
-
-        if [ $TOTAL_TESTS -gt 0 ]; then
-          COVERAGE_PERCENT=$(( (PASSING_TESTS * 100) / TOTAL_TESTS ))
-          echo "- **Coverage:** $COVERAGE_PERCENT%" >> coverage_report.md
-        else
-          COVERAGE_PERCENT=0
-        fi
-
-        echo "" >> coverage_report.md
-        echo "### Test Files" >> coverage_report.md
-        echo "$TEST_OUTPUT" | grep -E "^\s+[a-z_]+:" | sed 's/^/- /' >> coverage_report.md
-
-        cat coverage_report.md
-
-        # Set outputs
-        echo "total-tests=$TOTAL_TESTS" >> $GITHUB_OUTPUT
-        echo "passing-tests=$PASSING_TESTS" >> $GITHUB_OUTPUT
-        echo "coverage-percent=$COVERAGE_PERCENT" >> $GITHUB_OUTPUT
-
-        # Validate test coverage requirements
-        if [ $TOTAL_TESTS -lt ${{ inputs.minimum-tests }} ]; then
-          echo "❌ Expected at least ${{ inputs.minimum-tests }} tests, found $TOTAL_TESTS"
-          exit 1
-        fi
-
-        if [ $FAILING_TESTS -gt 0 ]; then
-          echo "❌ Found $FAILING_TESTS failing tests"
-          exit 1
-        fi
-
-        echo "✅ Test coverage is acceptable: $PASSING_TESTS/$TOTAL_TESTS tests passing ($COVERAGE_PERCENT%)"
-      shell: bash
diff --git a/.github/actions/test-grammar/action.yml b/.github/actions/test-grammar/action.yml
deleted file mode 100644
index 945612e..0000000
--- a/.github/actions/test-grammar/action.yml
+++ /dev/null
@@ -1,77 +0,0 @@
----
-name: "Test Tree-sitter Grammar"
-description: "Runs comprehensive grammar tests including parser validation"
-
-inputs:
-  skip-sample-test:
-    description: "Skip the sample ShellSpec code test"
-    required: false
-    default: "false"
-
-runs:
-  using: "composite"
-  steps:
-    - name: Run Tests
-      run: npm test
-      shell: bash
-
-    - name: Build Parser
-      run: npm run build
-      shell: bash
-
-    - name: Test Parser with Sample Code
-      if: inputs.skip-sample-test != 'true'
-      run: |
-        cat << 'EOF' > test_sample.shellspec
-        #!/usr/bin/env shellspec
-
-        Describe 'Calculator'
-          Include ./lib/calculator.sh
-
-          Before 'setup_calculator'
-          After 'cleanup_calculator'
-
-          Context 'when adding numbers'
-            It 'adds two positive numbers'
-              When call add 2 3
-              The output should eq 5
-            End
-
-            It 'handles zero'
-              When call add 0 5
-              The output should eq 5
-            End
-          End
-
-          Context 'when input is invalid'
-            Skip if "validation not implemented" ! command -v validate
-
-            It 'handles empty input'
-              When call add "" ""
-              The status should be failure
-            End
-          End
-        End
-
-        It 'works without describe block'
-          When call echo "test"
-          The output should eq "test"
-        End
-        EOF
-
-        tree-sitter parse test_sample.shellspec --quiet || {
-          echo "❌ Parser failed on sample ShellSpec code"
-          exit 1
-        }
-        echo "✅ Parser successfully handled sample code"
-      shell: bash
-
-    - name: Validate Parser (Simple)
-      if: inputs.skip-sample-test == 'true'
-      run: |
-        echo "Describe 'test' It 'works' End End" | tree-sitter parse --language=shellspec || {
-          echo "❌ Parser validation failed"
-          exit 1
-        }
-        echo "✅ Parser validation successful"
-      shell: bash
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 49f442e..e680e09 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -100,8 +100,17 @@ jobs:
     needs: validate
 
     steps:
-      - name: 🏗️ Setup Node.js Environment
-        uses: ./.github/actions/setup-node
+      - name: Checkout Repository
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+
+      - name: Setup Node.js 24
+        uses: actions/setup-node@7c12f8017d5436eb855f1ed4399f037a36fbd9e8 # v5.2.1
+        with:
+          node-version: 24
+          cache: npm
+
+      - name: Install Dependencies
+        run: npm ci || { echo "❌ npm install failed"; npm install; }
 
       - name: 🔍 Run Security Audit
         run: npm audit --audit-level=high
@@ -124,11 +133,21 @@ jobs:
         with:
           fetch-depth: 0
 
-      - name: 🏗️ Setup Development Environment
-        uses: ./.github/actions/setup-dev
+      - name: Setup Node.js 24
+        uses: actions/setup-node@7c12f8017d5436eb855f1ed4399f037a36fbd9e8 # v5.2.1
         with:
+          node-version: 24
+          cache: npm
           registry-url: "https://registry.npmjs.org"
-          skip-checkout: "true"
+
+      - name: Install Dependencies
+        run: npm ci || { echo "❌ npm install failed"; npm install; }
+
+      - name: Install Tree-sitter CLI
+        run: npm install -g tree-sitter-cli
+
+      - name: Generate Grammar
+        run: npm run generate
 
       - name: 🏗️ Build Parser
         run: npm run build
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index b85fd90..7848da9 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -38,13 +38,73 @@ jobs:
       fail-fast: false
 
     steps:
-      - name: 🏗️ Setup Development Environment
-        uses: ./.github/actions/setup-dev
+      - name: Setup Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@7c12f8017d5436eb855f1ed4399f037a36fbd9e8 # v5.2.1
         with:
           node-version: ${{ matrix.node-version }}
+          cache: npm
 
-      - name: 🧪 Test Grammar
-        uses: ./.github/actions/test-grammar
+      - name: Install Dependencies
+        run: npm ci || { echo "❌ npm install failed"; npm install; }
+        shell: bash
+
+      - name: Install Tree-sitter CLI
+        run: npm install -g tree-sitter-cli
+        shell: bash
+
+      - name: Generate Grammar
+        run: npm run generate
+        shell: bash
+
+      - name: Build Parser
+        run: npm run build
+        shell: bash
+
+      - name: Test Parser with Sample Code
+        run: |
+          cat << 'EOF' > test_sample.shellspec
+          #!/usr/bin/env shellspec
+
+          Describe 'Calculator'
+            Include ./lib/calculator.sh
+
+            Before 'setup_calculator'
+            After 'cleanup_calculator'
+
+            Context 'when adding numbers'
+              It 'adds two positive numbers'
+                When call add 2 3
+                The output should eq 5
+              End
+
+              It 'handles zero'
+                When call add 0 5
+                The output should eq 5
+              End
+            End
+
+            Context 'when input is invalid'
+              Skip if "validation not implemented" ! command -v validate
+
+              It 'handles empty input'
+                When call add "" ""
+                The status should be failure
+              End
+            End
+          End
+
+          It 'works without describe block'
+            When call echo "test"
+            The output should eq "test"
+          End
+          EOF
+
+          tree-sitter parse test_sample.shellspec --quiet || {
+            echo "❌ Parser failed on sample ShellSpec code"
+            exit 1
+          }
+          echo "✅ Parser successfully handled sample code"
+        shell: bash
 
   lint:
     name: 🧹 Code Quality
@@ -52,8 +112,18 @@ jobs:
     timeout-minutes: 15
 
     steps:
-      - name: 🏗️ Setup Node.js Environment
-        uses: ./.github/actions/setup-node
+      - name: Checkout Repository
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+
+      - name: Setup Node.js 24
+        uses: actions/setup-node@7c12f8017d5436eb855f1ed4399f037a36fbd9e8 # v5.2.1
+        with:
+          node-version: 24
+          cache: npm
+
+      - name: Install Dependencies
+        run: npm ci || { echo "❌ npm install failed"; npm install; }
+        shell: bash
 
       - name: 🧹 Run Linter
         uses: ivuorinen/actions/pr-lint@22e6add79fabcca4bf5761452a51e4fa0207e155 # 25.9.8
@@ -65,12 +135,65 @@ jobs:
     needs: test
 
     steps:
-      - name: 🏗️ Setup Development Environment
-        uses: ./.github/actions/setup-dev
+      - name: Checkout Repository
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+
+      - name: Setup Node.js 24
+        uses: actions/setup-node@7c12f8017d5436eb855f1ed4399f037a36fbd9e8 # v5.2.1
         with:
           node-version: 24
+          cache: npm
 
-      - name: 📊 Test Coverage Analysis
-        uses: ./.github/actions/test-coverage
-        with:
-          minimum-tests: 55
+      - name: Test Coverage Analysis
+        id: coverage
+        run: |
+          echo "## Test Coverage Report" > coverage_report.md
+          echo "" >> coverage_report.md
+
+          # Run tests and capture output
+          TEST_OUTPUT=$(npm test 2>&1)
+          TOTAL_TESTS=$(echo "$TEST_OUTPUT" | grep -cE "^\s+[0-9]+\.")
+          PASSING_TESTS=$(echo "$TEST_OUTPUT" | grep -cE "^\s+[0-9]+\. ✓")
+          FAILING_TESTS=$(echo "$TEST_OUTPUT" | grep -cE "^\s+[0-9]+\. ✗")
+
+          {
+            echo "- **Total Tests:** $TOTAL_TESTS"
+            echo "- **Passing:** $PASSING_TESTS ✅"
+            echo "- **Failing:** $FAILING_TESTS ❌"
+          } >> coverage_report.md
+
+          if [ "$TOTAL_TESTS" -gt 0 ]; then
+            COVERAGE_PERCENT=$(( (PASSING_TESTS * 100) / TOTAL_TESTS ))
+            echo "- **Coverage:** $COVERAGE_PERCENT%" >> coverage_report.md
+          else
+            COVERAGE_PERCENT=0
+          fi
+
+          {
+            echo ""
+            echo "### Test Files"
+          } >> coverage_report.md
+          echo "$TEST_OUTPUT" | grep -E "^\s+[a-z_]+:" | sed 's/^/- /' >> coverage_report.md
+
+          cat coverage_report.md
+
+          # Set outputs
+          {
+            echo "total-tests=$TOTAL_TESTS"
+            echo "passing-tests=$PASSING_TESTS"
+            echo "coverage-percent=$COVERAGE_PERCENT"
+          } >> "$GITHUB_OUTPUT"
+
+          # Validate test coverage requirements
+          if [ "$TOTAL_TESTS" -lt 55 ]; then
+            echo "❌ Expected at least 55 tests, found $TOTAL_TESTS"
+            exit 1
+          fi
+
+          if [ "$FAILING_TESTS" -gt 0 ]; then
+            echo "❌ Found $FAILING_TESTS failing tests"
+            exit 1
+          fi
+
+          echo "✅ Test coverage is acceptable: $PASSING_TESTS/$TOTAL_TESTS tests passing ($COVERAGE_PERCENT%)"
+        shell: bash