wrangler >=4.113.0 changed what `deploy` does. Now that automatic provisioning is generally available, the provisioning header drops Experimental: and reads The following bindings need to be provisioned:. Silent: code written for older versions still runs, without an error.

const fs = require("fs");
function symptom(msg) { console.error("FAIL: " + msg); process.exit(1); }
function broken(msg) { console.error("ERROR: " + msg); process.exit(2); }
const src = fs.readFileSync("/w/node_modules/wrangler/wrangler-dist/cli.js", "utf8");
const lines = src.split("\n").filter((l) => l.includes("The following bindings need to be provisioned:") && /=\s*[`"']/.test(l));
if (lines.length !== 1) broken("expected one provisioning header in the wrangler deploy output code, found " + lines.length);
if (lines[0].includes("Experimental:")) symptom("wrangler deploy provisioning header is prefixed with Experimental:");
if (!/=\s*"The following bindings need to be provisioned:";/.test(lines[0])) broken("unexpected provisioning header: " + lines[0].trim());
console.log("OK: wrangler deploy prints The following bindings need to be provisioned: without a prefix");

const fs = require("fs");
function symptom(msg) { console.error("FAIL: " + msg); process.exit(1); }
function broken(msg) { console.error("ERROR: " + msg); process.exit(2); }
const src = fs.readFileSync("/w/node_modules/wrangler/wrangler-dist/cli.js", "utf8");
const lines = src.split("\n").filter((l) => l.includes("The following bindings need to be provisioned:") && /=\s*[`"']/.test(l));
if (lines.length !== 1) broken("expected one provisioning header in the wrangler deploy output code, found " + lines.length);
if (lines[0].includes("Experimental:")) symptom("wrangler deploy provisioning header is prefixed with Experimental:");
if (!/=\s*"The following bindings need to be provisioned:";/.test(lines[0])) broken("unexpected provisioning header: " + lines[0].trim());
console.log("OK: wrangler deploy prints The following bindings need to be provisioned: without a prefix");