docs: Update rust.yml

.github/workflows/rust.yml

@@ -23,12 +23,15 @@ jobs:
         - name: Run tests
           run: cargo test --verbose
 
+        - name: SHA_Generation
+          run: echo "SHA=${{ github.sha }}"
+
         - name: Release
           uses: softprops/action-gh-release@v0.1.15
           id: tag
           with:
              tag_name: Release
-             body: SHA = echo ${{ github.sha }}
+             body: ${{ env.SHA }}
              generate_release_notes: true
              files: target/release/rust-tcp-file-transfer