refactor: move unit tests to separate job

ci/dev/test-unit.sh

@@ -1,31 +0,0 @@
-#!/usr/bin/env bash
-set -euo pipefail
-
-main() {
-  cd "$(dirname "$0")/../.."
-
-  source ./ci/lib.sh
-
-  # Our code imports from `out` in order to work during development but if you
-  # have only built for production you will have not have this directory.  In
-  # that case symlink `out` to a production build directory.
-  if [[ ! -e lib/vscode/out ]]; then
-    pushd lib
-    local out=(vscode-reh-web-*)
-    if [[ -d "${out[0]}" ]]; then
-      ln -s "../${out[0]}/out" ./vscode/out
-    else
-      echo "Could not find lib/vscode/out or lib/vscode-reh-web-*"
-      echo "Code must be built before running unit tests"
-      # exit 1
-    fi
-    popd
-  fi
-
-  # We must keep jest in a sub-directory. See ../../test/package.json for more
-  # information. We must also run it from the root otherwise coverage will not
-  # include our source files.
-  CS_DISABLE_PLUGINS=true ./test/node_modules/.bin/jest "$@" --testRegex "./test/unit/.*ts" --testPathIgnorePatterns "./test/unit/node/test-plugin"
-}
-
-main "$@"