feat(server): implement HTTP auth and page management functionality

- Introduced new HTTP authentication and page management APIs, allowing for the creation, retrieval, updating, and deletion of HTTP auth profiles and pages.
- Added validation for auth and page fields to ensure proper configuration and error handling.
- Implemented a mechanism for resolving auth credentials from various sources, including inline definitions, KV store, and secrets.
- Enhanced workflow validation to include checks for HTTP triggers, ensuring proper auth and response configurations.
- Updated the web interface to include new routes for managing HTTP auth profiles and pages, improving user experience and accessibility.

packages/server/migrations/20260815060000_http_auth_pages.js

@@ -0,0 +1,33 @@
+/**
+ * @param {import("knex").Knex} knex
+ */
+export async function up(knex) {
+  await knex.schema.createTable("http_pages", (t) => {
+    t.text("id").primary();
+    t.text("name").notNullable().unique();
+    t.text("content").notNullable();
+    t.text("mime").notNullable(); // html | json
+    t.integer("status").notNullable().defaultTo(200);
+    t.text("created_at").notNullable();
+    t.text("updated_at").notNullable();
+  });
+
+  await knex.schema.createTable("http_auths", (t) => {
+    t.text("id").primary();
+    t.text("name").notNullable().unique();
+    t.text("type").notNullable(); // bearer | basic | header
+    t.text("config").notNullable(); // JSON
+    t.integer("unauthorized_status").nullable();
+    t.text("unauthorized_response").nullable();
+    t.text("created_at").notNullable();
+    t.text("updated_at").notNullable();
+  });
+}
+
+/**
+ * @param {import("knex").Knex} knex
+ */
+export async function down(knex) {
+  await knex.schema.dropTableIfExists("http_auths");
+  await knex.schema.dropTableIfExists("http_pages");
+}