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docs: Add node.js embedding gum example
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examples/gum.js
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13
examples/gum.js
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const { spawn } = require("child_process");
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const activities = ["walking", "running", "cycling", "driving", "transport"];
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console.log("What's your favorite activity?")
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const gum = spawn("gum", ["choose", ...activities]);
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gum.stderr.pipe(process.stderr);
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gum.stdout.on("data", data => {
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const activity = data.toString().trim();
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console.log(`I like ${activity} too!`);
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});
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