Use vars.VARNAME (instead of env.VARNAME) in docs.yml (#246)

Author: badmonster0

.github/workflows/docs.yml

@@ -79,11 +79,11 @@ jobs:
         env:
           USE_SSH: true
         run: |
-          export COCOINDEX_DOCS_POSTHOG_API_KEY=${{ env.COCOINDEX_DOCS_POSTHOG_API_KEY }}
-          export COCOINDEX_DOCS_MIXPANEL_API_KEY=${{ env.COCOINDEX_DOCS_MIXPANEL_API_KEY }}
-          export COCOINDEX_DOCS_ALGOLIA_APP_ID=${{ env.COCOINDEX_DOCS_ALGOLIA_APP_ID }}
-          export COCOINDEX_DOCS_ALGOLIA_API_KEY=${{ env.COCOINDEX_DOCS_ALGOLIA_API_KEY }}
-          git config --global user.email "[email protected]"
-          git config --global user.name "CocoIndex"
+          export COCOINDEX_DOCS_POSTHOG_API_KEY=${{ vars.COCOINDEX_DOCS_POSTHOG_API_KEY }}
+          export COCOINDEX_DOCS_MIXPANEL_API_KEY=${{ vars.COCOINDEX_DOCS_MIXPANEL_API_KEY }}
+          export COCOINDEX_DOCS_ALGOLIA_APP_ID=${{ vars.COCOINDEX_DOCS_ALGOLIA_APP_ID }}
+          export COCOINDEX_DOCS_ALGOLIA_API_KEY=${{ vars.COCOINDEX_DOCS_ALGOLIA_API_KEY }}
+          git config --global user.email "${{ vars.COCOINDEX_DOCS_DEPLOY_USER_EMAIL }}"
+          git config --global user.name "${{ vars.COCOINDEX_DOCS_DEPLOY_USER_NAME }}"
           yarn install --frozen-lockfile
           yarn deploy