putting everything back into single action

action.yml

@@ -29,5 +29,79 @@ runs:
         AUTH_TOKEN: ${{ inputs.auth_token }}
         NETWORK_ID: ${{ inputs.network_id }}
       with:
-        main: ./main.sh
-        post: ./post.sh
+        main: |
+         set -euo pipefail
+         IFS=$'\n\t'
+
+         echo "⏁  Installing ZeroTier"
+
+         case $(uname -s) in
+         MINGW64_NT?*)
+           pwsh "./util/install.ps1"
+           ztcli="/c/Program Files (x86)/ZeroTier/One/zerotier-cli.bat"
+           member_id=$("${ztcli}" info | awk '{ print $3 }')
+           ;;
+         *)
+           . ./util/install.sh &>/dev/null
+           member_id=$(sudo zerotier-cli info | awk '{ print $3 }')
+           ;;
+         esac
+
+         echo "⏁  Authorizing Runner to ZeroTier network"
+         MAX_RETRIES=10
+         RETRY_COUNT=0
+
+         while ! curl -s -X POST \
+           -H "Authorization: token $AUTH_TOKEN" \
+           -H "Content-Type: application/json" \
+           -d '{"name":"Zerotier GitHub Member '"${GITHUB_SHA::7}"'", "description": "Member created by '"${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY}/actions/runs/${GITHUB_RUN_ID}"'", "config":{"authorized":true}}' \
+           "$API_URL/network/$NETWORK_ID/member/${member_id}" | grep '"authorized":true'; do
+           RETRY_COUNT=$((RETRY_COUNT + 1))
+
+           if [ $RETRY_COUNT -ge $MAX_RETRIES ]; then
+             echo "Reached maximum number of retries ($MAX_RETRIES). Exiting..."
+             exit 1
+           fi
+
+           echo "Authorization failed. Retrying in 2 seconds... (Attempt $RETRY_COUNT of $MAX_RETRIES)"
+           sleep 2
+         done
+
+         echo "Member authorized successfully."
+         echo "⏁  Joining ZeroTier Network ID: $NETWORK_ID"
+         case $(uname -s) in
+         MINGW64_NT?*)
+           "${ztcli}" join $NETWORK_ID
+           while ! "${ztcli}" listnetworks | grep $NETWORK_ID | grep OK; do sleep 0.5; done
+           ;;
+         *)
+           sudo zerotier-cli join $NETWORK_ID
+           while ! sudo zerotier-cli listnetworks | grep $NETWORK_ID | grep OK; do sleep 0.5; done
+           ;;
+         esac
+        post: |
+         set -euo pipefail
+         IFS=$'\n\t'
+
+         case $(uname -s) in
+         MINGW64_NT?*)
+           ztcli="/c/Program Files (x86)/ZeroTier/One/zerotier-cli.bat"
+           member_id=$("${ztcli}" info | awk '{ print $3 }')
+           ;;
+         *)
+           member_id=$(sudo zerotier-cli info | awk '{ print $3 }')
+           ;;
+         esac
+
+         echo "⏁  Removing Runner from ZeroTier network"
+         curl -i -s -X DELETE -H "Authorization: token $AUTH_TOKEN" "$API_URL/network/$NETWORK_ID/member/${member_id}" >/tmp/api_delete_output.txt
+         STATUS_CODE=$(cat /tmp/api_delete_output.txt | grep 'HTTP/' | awk '{print $2}')
+
+         if [[ $STATUS_CODE -ge 400 && $STATUS_CODE -le 599 ]]; then
+           echo "ERROR: Status code: $STATUS_CODE"
+           echo -e "Complete server response:\n$(cat /tmp/api_delete_output.txt)\n"
+           exit $STATUS_CODE
+         else
+           echo "Success! Status code: $STATUS_CODE"
+           exit 0
+         fi