chore(ci): pin actions to SHAs and add dependabot for gomod

.github/dependabot.yml

@@ -4,3 +4,8 @@ updates:
     directory: "/"
     schedule:
       interval: "weekly"
+
+  - package-ecosystem: "gomod"
+    directory: "/"
+    schedule:
+      interval: "weekly"

.github/workflows/quality.yml

@@ -15,13 +15,13 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
         with:
           ref: ${{ (github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name == github.repository && github.head_ref) || github.ref }}
           token: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Cache Homebrew
-        uses: actions/cache@v4
+        uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4
         with:
           path: |
             ~/Library/Caches/Homebrew
@@ -35,7 +35,7 @@ jobs:
         run: brew install shfmt shellcheck
 
       - name: Set up Go
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@40f1582b2485089dde7abd97c1529aa768e1baff # v5
         with:
           go-version: '1.24'
 
@@ -68,12 +68,12 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
         with:
           ref: ${{ (github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name == github.repository && github.head_ref) || github.ref }}
 
       - name: Cache Homebrew
-        uses: actions/cache@v4
+        uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4
         with:
           path: |
             ~/Library/Caches/Homebrew

.github/workflows/release.yml

@@ -13,10 +13,10 @@ jobs:
     runs-on: macos-latest
     steps:
       - name: Checkout source code
-        uses: actions/checkout@v4
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
 
       - name: Set up Go
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@40f1582b2485089dde7abd97c1529aa768e1baff # v5
         with:
           go-version: "1.24.6"
           cache: true

.github/workflows/tests.yml

@@ -11,7 +11,7 @@ jobs:
     name: Unit Tests
     runs-on: macos-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
 
       - name: Install bats
         run: brew install bats-core
@@ -30,10 +30,10 @@ jobs:
     name: Go Tests
     runs-on: macos-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
 
       - name: Set up Go
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@40f1582b2485089dde7abd97c1529aa768e1baff # v5
         with:
           go-version: '1.24'
 
@@ -59,7 +59,7 @@ jobs:
     name: Integration Tests
     runs-on: macos-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
 
       - name: Install dependencies
         run: brew install coreutils
@@ -89,7 +89,7 @@ jobs:
         os: [macos-14, macos-15]
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
 
       - name: Test on ${{ matrix.os }}
         run: |
@@ -102,7 +102,7 @@ jobs:
     name: Security Checks
     runs-on: macos-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
 
       - name: Check for unsafe rm usage
         run: |