Task: Standup bot (3/4): Override Config

n8n workflow JSON:
{"id":113,"name":"Standup Bot - Override Config","nodes":[{"name":"On clicking 'execute'","type":"n8n-nodes-base.manualTrigger","position":[240,300],"parameters":{},"typeVersion":1},{"name":"Write Binary File","type":"n8n-nodes-base.writeBinaryFile","position":[600,300],"parameters":{"fileName":"/home/node/.n8n/standup-bot-config.json"},"typeVersion":1},{"name":"Move Binary Data","type":"n8n-nodes-base.moveBinaryData","position":[420,300],"parameters":{"mode":"jsonToBinary","options":{"encoding":"utf8","fileName":"standup-bot-config.json"}},"typeVersion":1}],"active":false,"settings":{},"connections":{"Move Binary Data":{"main":[[{"node":"Write Binary File","type":"main","index":0}]]},"On clicking 'execute'":{"main":[[{"node":"Move Binary Data","type":"main","index":0}]]}}}