Update GitHub Actions workflow for release process

Author: aadityansha06

.github/workflows/main.yml

@@ -1,5 +1,8 @@
 name: Flash CLI CI + Conditional Release
 
+permissions:
+  contents: write   # REQUIRED to create GitHub releases
+
 on:
   push:
     branches: ["main"]
@@ -12,6 +15,7 @@ jobs:
   # ------------------------------
   ci:
     runs-on: ubuntu-latest
+
     steps:
       - name: Checkout code
         uses: actions/checkout@v3
@@ -39,7 +43,7 @@ jobs:
           fi
 
   # -------------------------------------------------------
-  # 2. RELEASE JOB (Runs only on push to main)
+  # 2. RELEASE JOB (Only on push to main)
   # -------------------------------------------------------
   release:
     needs: ci
@@ -73,15 +77,16 @@ jobs:
       - name: Stop if version did not change
         if: env.changed == 'false'
         run: |
-          echo "version.h not changed → skip release"
+          echo "version.h not changed → skipping release"
           exit 0
 
+      # Extract version text
       - name: Extract version from version.h
         run: |
           VERSION=$(grep "RELEASE_VERSION" lib/version.h | cut -d '"' -f2)
           echo "VERSION=$VERSION" >> $GITHUB_ENV
 
-      # Linux build of final binary
+      # Build final binary
       - name: Build Linux binary
         run: gcc Flash-cli.c -o flash-linux-x64 -lcurl
 
@@ -90,6 +95,7 @@ jobs:
         run: |
           echo "TITLE=${{ github.event.head_commit.message }}" >> $GITHUB_ENV
 
+      # Create GitHub Release
       - name: Create GitHub Release
         uses: softprops/action-gh-release@v1
         with: