momme.world: terminal-style personal site, nginx + ConfigMap deploy
Static site (no build step) with a browser terminal, plain-text output for curl, and plain k8s manifests under k8s/ for ArgoCD.
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momme
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// Content lives in COMMANDS only: every entry renders in the terminal, and the
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// names double as the `help` listing. A `label -> url` line becomes a real link.
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// Adding a section to this site means adding one object here.
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const COMMANDS = [
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{
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name: "hello",
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help: "the welcome message",
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body: `Hey :)
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I'm Momme. I build and break infrastructure, and I keep the pieces in
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Kubernetes so they can be put back together again.
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Type help to see what this box knows.`,
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},
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{
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name: "whoami",
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help: "who is typing",
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body: `Momme Jürgensen — infrastructure and developer platforms.
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I like work that ends up as a short command instead of a long document.
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Currently at codeanker.`,
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},
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{
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name: "projects",
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help: "projects <name> — what I'm building",
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body: `nix-ha-kubernetes-cluster high-availability Kubernetes on NixOS, built to learn on
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brahmsee.digital event management platform for DLRG Schleswig-Holstein
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silvatica-web website of the Silvatica festival, Schwäbisch Hall
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momme.world this site — no build step, GitOps all the way down
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more of them at: https://github.com/supermomme`,
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detail: {
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"nix-ha-kubernetes-cluster": `An HA Kubernetes cluster on NixOS, built to learn rather than to impress.
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Control plane in HA, Ceph for storage, GitOps for everything above it.
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This site runs on it. -> https://github.com/supermomme/nix-ha-kubernetes-cluster`,
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"brahmsee.digital": `Event management platform for DLRG Schleswig-Holstein.
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Registrations and scheduling for a state water-rescue organisation, where the
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traffic arrives in waves of a few hundred people at once. -> https://brahmsee.digital`,
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"silvatica-web": `Website of the Silvatica festival in Schwäbisch Hall.
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-> https://github.com/supermomme/silvatica-web`,
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"momme.world": `This site. Plain files, a stock nginx image, four manifests, no build
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step. ArgoCD points at the repo, so a merged commit is a deployed site.`,
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},
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},
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{
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name: "stack",
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help: "the tools I reach for",
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body: `kubernetes self-hosted cluster, GitOps with ArgoCD, Terraform for the rest
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nix reproducible configs for servers and laptops
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observability Prometheus, Loki, Grafana — dashboards I actually read
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fpv drones built, flown, crashed, rebuilt`,
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},
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{
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name: "social",
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help: "where I hang out online",
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body: `github -> https://github.com/supermomme
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mastodon -> https://cybre.town/@momme
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instagram -> https://instagram.com/supermommej`,
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},
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{
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name: "contact",
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help: "reach me directly",
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body: `mail -> mailto:momme@juergensen.me
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matrix -> https://matrix.to/#/@momme:chaos.jetzt`,
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},
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{
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name: "ls",
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help: "what's in here",
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body: () => names("projects").join(" "),
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},
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{
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name: "cat",
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prefix: true,
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help: "cat README.md",
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run: (arg) => {
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const f = arg.toLowerCase();
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if (f === "readme.md" || f === "readme") return body("hello");
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if (f === ".ssh/id_rsa") return fail("nice try.");
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return fail(`cat: ${arg}: No such file or directory`, "try: cat README.md");
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},
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},
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{
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name: "help",
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help: "this list",
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body: () => ["usage: <command>", "", ...usages()],
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run: (arg) => {
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if (!arg) return body("help");
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const row = usages().find((line) => line.trim().startsWith(arg + " "));
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return row ? row : fail(`no command called "${arg}"`, "see: help");
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},
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},
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{ name: "clear", help: "wipe the screen", body: "" },
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{ name: "date", help: "today's date", body: () => new Date().toDateString() },
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{ name: "time", help: "current time", body: () => new Date().toLocaleTimeString("de-DE") },
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{ name: "echo", prefix: true, help: "echo <text> — repeat yourself", body: (arg) => arg },
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{ name: "pwd", help: "working directory", body: "/world" },
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{ name: "uname", prefix: true, help: "system information", body: "momme.world 1.0.0 static x86_64 GNU/freedom" },
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{ name: "curl", prefix: true, help: "curl momme.world — you already did that", body: "you are already reading the output :)" },
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{ name: "sudo", prefix: true, help: "elevate", body: "momme is not in the sudoers file. This incident has been reported." },
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{ name: "vim", prefix: true, help: "an editor", body: "emacs, obviously." },
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{ name: "emacs", prefix: true, help: "an OS with good editing", body: "a great OS, shame about the editor." },
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{ name: "coffee", help: "brew coffee", body: "() ~ I'm out of coffee." },
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{ name: "exit", help: "close the session", body: "close the tab, or just stop reading :)" },
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];
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const ALIASES = {
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whois: "whoami", about: "whoami", openme: "whoami",
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tech: "stack", tools: "stack",
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links: "social", socials: "social",
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mail: "contact", email: "contact",
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repos: "projects", rm: "sudo",
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};
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// ---------- content helpers ----------
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const byName = (name) => COMMANDS.filter((c) => c.name === name && !c.prefix)[0];
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const body = (name) => render(byName(name).body, "");
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const render = (value, arg) => {
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const v = typeof value === "function" ? value(arg) : value;
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return Array.isArray(v) ? v.join("\n") : String(v);
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};
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const names = (name) =>
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split(body(name)).map((line) => line.trim().split(/\s{2,}/)[0]).filter(Boolean);
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const commandNames = () => unique().map((c) => c.name);
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const unique = () =>
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COMMANDS.filter((c, i) => COMMANDS.findIndex((x) => x.name === c.name) === i);
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const usages = () => unique().map((c) => ` ${c.name.padEnd(9)} ${c.help}`);
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const fail = (message, ...more) => ({ error: message, more: more.filter(Boolean) });
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const split = (value) => value.split("\n");
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// ---------- dom ----------
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const out = document.getElementById("out");
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const screen = document.getElementById("screen");
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const form = document.getElementById("prompt");
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const input = document.getElementById("cmd");
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const make = (tag, cls, value) => {
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const node = document.createElement(tag);
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if (cls) node.className = cls;
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if (value != null) node.textContent = value;
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return node;
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};
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const scrollDown = () => (screen.scrollTop = screen.scrollHeight);
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function print(value, arg) {
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const resolved = typeof value === "function" ? value(arg) : value;
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if (resolved && resolved.error) {
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out.append(make("div", "line err", resolved.error));
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resolved.more.forEach((line) => out.append(make("div", "line dim", line)));
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} else {
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split(render(resolved, arg)).forEach((line) => out.append(linked(line)));
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}
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scrollDown();
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}
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// Turn `label -> url` (or a bare url) into text plus real anchors.
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const LINK = /(https?:\/\/\S+|mailto:\S+)/;
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function linked(line) {
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const node = make("span", "line out");
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if (!LINK.test(line)) return (node.textContent = line), node;
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const arrow = line.indexOf("->");
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if (arrow > 0) node.append(line.slice(0, arrow));
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(arrow > 0 ? line.slice(arrow + 2) : line).split(LINK).forEach((part) => {
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if (!LINK.test(part)) return node.append(part);
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const anchor = make("a", null, part);
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anchor.href = part;
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if (part.startsWith("http")) anchor.rel = "noopener me";
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node.append(anchor);
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});
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return node;
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}
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// ---------- the loop ----------
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const history = { items: [], at: 0 };
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function recall(step) {
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history.at += step;
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if (history.at < 0) history.at = 0;
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if (history.at >= history.items.length) {
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history.at = history.items.length;
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input.value = "";
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return;
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}
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input.value = history.items[history.at];
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}
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function execute(raw) {
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const [word = "", ...rest] = raw.trim().split(/\s+/);
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const arg = rest.join(" ");
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const name = word.toLowerCase();
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out.append(make("div", "line cmd", raw));
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if (!name) return scrollDown();
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if (name === "clear") return (out.textContent = "");
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const wanted = ALIASES[name] || name;
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const found =
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COMMANDS.find((c) => c.name === wanted && !c.prefix) ||
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COMMANDS.find((c) => c.name === wanted && c.prefix);
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if (!found) {
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const near = commandNames().filter((n) => n !== name && n[0] === name[0]).slice(0, 3);
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return print(fail(`command not found: ${name}`,
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near.length ? `did you mean: ${near.join(", ")}` : "see: help"));
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}
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if (found.name === "projects" && arg) {
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const key = arg.toLowerCase();
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if (key === "list") return print(body("projects"));
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return print(found.detail[key] ||
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fail(`no project called "${arg}"`, "names:", ...names("projects")));
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}
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return print(found.run ? found.run(arg) : found.body, arg);
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}
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form.addEventListener("submit", (event) => {
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event.preventDefault();
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const raw = input.value;
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input.value = "";
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if (raw.trim()) history.items.push(raw.trim());
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history.at = history.items.length;
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execute(raw);
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});
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input.addEventListener("keydown", (event) => {
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if (event.key === "ArrowUp") { event.preventDefault(); recall(-1); }
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if (event.key === "ArrowDown") { event.preventDefault(); recall(1); }
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if (event.key !== "Tab") return;
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const word = input.value.trim().split(/\s+/)[0];
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const hit = commandNames().filter((n) => word && n.startsWith(word));
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if (hit.length === 1) { event.preventDefault(); input.value = hit[0] + " "; }
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});
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screen.addEventListener("click", () => {
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if (!getSelection().toString()) input.focus();
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});
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document.querySelectorAll("[data-run]").forEach((button) =>
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button.addEventListener("click", () => {
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execute(button.dataset.run);
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input.focus();
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})
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);
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print(`hello — type help for the rest of it.\n`);
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input.focus();
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