saveWIPAndSync

keybindings.json

// Add this to your keybindings.json, you can find it by typing Keyboard from the command palette
...
  {
    "key": "shift+cmd+enter",
    "command": "workbench.action.tasks.runTask",
    "args": "saveWIPAndSync"
  }
...

tasks.json

// Place this in your .vscode dir in the repo where you want to use this
{
  "version": "2.0.0",
  "tasks": [
    {
      "label": "saveWIPAndSync",
      "type": "shell",
      "command": "branch=$(git rev-parse --abbrev-ref HEAD); if [ \"$branch\" = \"main\" ]; then echo 'Error: Cannot commit WIP to main branch.'; exit 1; else git add . && git commit -m 'Save WIP state' && git push; fi",
      "problemMatcher": [],
      "presentation": {
        "reveal": "never"
      }
    }
  ]
}