Versão inicial do Agents Orchestrator

Painel administrativo web para orquestração de agentes Claude Code
com suporte a execução de tarefas, agendamento cron, pipelines
sequenciais e terminal com streaming em tempo real via WebSocket.

src/store/db.js

@@ -0,0 +1,89 @@
+import { readFileSync, writeFileSync, existsSync, mkdirSync } from 'fs';
+import { dirname } from 'path';
+import { fileURLToPath } from 'url';
+import { v4 as uuidv4 } from 'uuid';
+
+const __dirname = dirname(fileURLToPath(import.meta.url));
+const DATA_DIR = `${__dirname}/../../data`;
+const AGENTS_FILE = `${DATA_DIR}/agents.json`;
+const TASKS_FILE = `${DATA_DIR}/tasks.json`;
+const PIPELINES_FILE = `${DATA_DIR}/pipelines.json`;
+
+function ensureDataDir() {
+  if (!existsSync(DATA_DIR)) {
+    mkdirSync(DATA_DIR, { recursive: true });
+  }
+}
+
+function loadFile(filePath) {
+  ensureDataDir();
+  if (!existsSync(filePath)) {
+    writeFileSync(filePath, JSON.stringify([]), 'utf8');
+    return [];
+  }
+  try {
+    return JSON.parse(readFileSync(filePath, 'utf8'));
+  } catch {
+    return [];
+  }
+}
+
+function saveFile(filePath, data) {
+  ensureDataDir();
+  writeFileSync(filePath, JSON.stringify(data, null, 2), 'utf8');
+}
+
+function createStore(filePath) {
+  return {
+    load: () => loadFile(filePath),
+
+    save: (data) => saveFile(filePath, data),
+
+    getAll: () => loadFile(filePath),
+
+    getById: (id) => {
+      const items = loadFile(filePath);
+      return items.find((item) => item.id === id) || null;
+    },
+
+    create: (data) => {
+      const items = loadFile(filePath);
+      const newItem = {
+        id: uuidv4(),
+        ...data,
+        created_at: new Date().toISOString(),
+        updated_at: new Date().toISOString(),
+      };
+      items.push(newItem);
+      saveFile(filePath, items);
+      return newItem;
+    },
+
+    update: (id, data) => {
+      const items = loadFile(filePath);
+      const index = items.findIndex((item) => item.id === id);
+      if (index === -1) return null;
+      items[index] = {
+        ...items[index],
+        ...data,
+        id,
+        updated_at: new Date().toISOString(),
+      };
+      saveFile(filePath, items);
+      return items[index];
+    },
+
+    delete: (id) => {
+      const items = loadFile(filePath);
+      const index = items.findIndex((item) => item.id === id);
+      if (index === -1) return false;
+      items.splice(index, 1);
+      saveFile(filePath, items);
+      return true;
+    },
+  };
+}
+
+export const agentsStore = createStore(AGENTS_FILE);
+export const tasksStore = createStore(TASKS_FILE);
+export const pipelinesStore = createStore(PIPELINES_FILE);