feat(dashboard): add transactions and users management pages with CRUD functionality

feat(auth): implement login page and authentication middleware
feat(sidebar): create sidebar component with user info and navigation links
feat(api): establish API client for interacting with backend services

apps/csms/src/ocpp/actions/authorize.ts

@@ -0,0 +1,51 @@
+import { eq } from "drizzle-orm";
+import { useDrizzle } from "@/lib/db.js";
+import { idTag } from "@/db/schema.js";
+import type {
+  AuthorizeRequest,
+  AuthorizeResponse,
+  IdTagInfo,
+  OcppConnectionContext,
+} from "../types.ts";
+
+/**
+ * Shared helper — resolves idTagInfo from the database.
+ * Used by Authorize, StartTransaction, and StopTransaction.
+ *
+ * @param checkBalance  When true (default), rejects tags with balance ≤ 0.
+ *                      Pass false for StopTransaction where charging has already occurred.
+ */
+export async function resolveIdTagInfo(
+  idTagValue: string,
+  checkBalance = true,
+): Promise<IdTagInfo> {
+  const db = useDrizzle();
+  const [tag] = await db.select().from(idTag).where(eq(idTag.idTag, idTagValue)).limit(1);
+
+  if (!tag) return { status: "Invalid" };
+  if (tag.status === "Blocked") return { status: "Blocked" };
+  if (tag.expiryDate && tag.expiryDate < new Date()) {
+    return { status: "Expired", expiryDate: tag.expiryDate.toISOString() };
+  }
+  if (tag.status !== "Accepted") {
+    return { status: tag.status as IdTagInfo["status"] };
+  }
+  // Reject if balance is zero or negative
+  if (checkBalance && tag.balance <= 0) {
+    return { status: "Blocked" };
+  }
+  return {
+    status: "Accepted",
+    expiryDate: tag.expiryDate?.toISOString(),
+    parentIdTag: tag.parentIdTag ?? undefined,
+  };
+}
+
+export async function handleAuthorize(
+  payload: AuthorizeRequest,
+  _ctx: OcppConnectionContext,
+): Promise<AuthorizeResponse> {
+  const idTagInfo = await resolveIdTagInfo(payload.idTag);
+  console.log(`[OCPP] Authorize idTag=${payload.idTag} -> ${idTagInfo.status}`);
+  return { idTagInfo };
+}