Refactor CI workflows and add Dependabot configuration (#67)

* fix: remove duplicate pnpm setup step in CI and build workflows

* fix: remove version specification for pnpm setup in CI and build workflows

* feat: add Dependabot configuration for GitHub Actions updates

* chore: auto-fix linting and formatting issues

.github/workflows/Build.yml

@@ -16,16 +16,16 @@ jobs:
         with:
           fetch-depth: 0
 
+      - name: Set up pnpm
+        uses: pnpm/action-setup@v4
+
       - name: Set up Node.js
         uses: actions/setup-node@v4
         with:
           node-version: "22"
           cache: "pnpm"
 
-      - name: Set up pnpm
-        uses: pnpm/action-setup@v4
-        with:
-          version: "11"
+      
 
       - name: Install dependencies
         run: pnpm install --frozen-lockfile

.github/workflows/ci.yml

@@ -20,17 +20,16 @@ jobs:
       - name: Check out code
         uses: actions/checkout@v4
 
+      - name: Set up pnpm
+        uses: pnpm/action-setup@v4
+
       - name: Set up Node.js
         uses: actions/setup-node@v4
         with:
           node-version: 22
           cache: pnpm
 
-      - name: Set up pnpm
-        uses: pnpm/action-setup@v4
-        with:
-          version: "11"
-
+    
       - name: Install dependencies
         run: pnpm install --frozen-lockfile