Waters Boards: self-hosted work management to replace monday.com

Boards with groups, items, subitems and 18 column types; table, kanban,
calendar, timeline, chart and files views; updates with @mentions,
replies and attachments; inbox, My work, search, automations; Google
sign-in restricted to company domains; live updates over SSE; a
monday.com API importer; phone layout and installable PWA; Docker +
Gitea Actions deploy to the NAS.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

server/public/js/api.js

@@ -0,0 +1,44 @@
+// Fetch wrapper + live event stream.
+export const clientId = Math.random().toString(36).slice(2);
+
+export class ApiError extends Error {
+  constructor(status, message) { super(message); this.status = status; }
+}
+
+async function request(method, url, body, opts = {}) {
+  const headers = { 'X-Client-Id': clientId };
+  let payload = body;
+  if (body !== undefined && !(body instanceof FormData) && typeof body !== 'string') {
+    headers['Content-Type'] = 'application/json';
+    payload = JSON.stringify(body);
+  } else if (typeof body === 'string') headers['Content-Type'] = opts.contentType || 'text/plain';
+  const res = await fetch(url, { method, headers, body: payload, credentials: 'same-origin' });
+  if (res.status === 401 && !url.startsWith('/api/auth')) {
+    window.dispatchEvent(new CustomEvent('wb:signed-out'));
+  }
+  const ct = res.headers.get('content-type') || '';
+  const data = ct.includes('json') ? await res.json() : await res.text();
+  if (!res.ok) throw new ApiError(res.status, data?.error || res.statusText);
+  return data;
+}
+
+export const api = {
+  get: (u) => request('GET', u),
+  post: (u, b = {}, o) => request('POST', u, b, o),
+  patch: (u, b = {}) => request('PATCH', u, b),
+  del: (u) => request('DELETE', u),
+};
+
+let es = null;
+const listeners = new Set();
+export function onEvent(fn) { listeners.add(fn); return () => listeners.delete(fn); }
+export function connectEvents() {
+  if (es) return;
+  es = new EventSource(`/api/events?client=${clientId}`);
+  es.onmessage = (m) => {
+    let ev; try { ev = JSON.parse(m.data); } catch { return; }
+    for (const fn of listeners) fn(ev);
+  };
+  es.onopen = () => { for (const fn of listeners) fn({ type: 'reconnected' }); };
+}
+export function disconnectEvents() { es?.close(); es = null; }