Remove Settings and Setup pages along with their tests and related API services

- Deleted Settings.tsx and Setup.tsx pages, which included functionality for changing passwords and setting up an admin account.
- Removed associated test files for Setup page.
- Eliminated API service definitions related to proxy hosts, remote servers, import functionality, and health checks.
- Cleaned up mock data and test setup files.
- Removed configuration files for TypeScript, Vite, and Tailwind CSS.
- Deleted scripts for testing coverage, release management, Dockerfile validation, and Python compilation checks.
- Removed Sourcery pre-commit wrapper script.

frontend/src/api/proxyHosts.ts

@@ -1,52 +0,0 @@
-import client from './client';
-
-export interface Location {
-  uuid?: string;
-  path: string;
-  forward_scheme: string;
-  forward_host: string;
-  forward_port: number;
-}
-
-export interface ProxyHost {
-  uuid: string;
-  domain_names: string;
-  forward_scheme: string;
-  forward_host: string;
-  forward_port: number;
-  ssl_forced: boolean;
-  http2_support: boolean;
-  hsts_enabled: boolean;
-  hsts_subdomains: boolean;
-  block_exploits: boolean;
-  websocket_support: boolean;
-  locations: Location[];
-  advanced_config?: string;
-  enabled: boolean;
-  created_at: string;
-  updated_at: string;
-}
-
-export const getProxyHosts = async (): Promise<ProxyHost[]> => {
-  const { data } = await client.get<ProxyHost[]>('/proxy-hosts');
-  return data;
-};
-
-export const getProxyHost = async (uuid: string): Promise<ProxyHost> => {
-  const { data } = await client.get<ProxyHost>(`/proxy-hosts/${uuid}`);
-  return data;
-};
-
-export const createProxyHost = async (host: Partial<ProxyHost>): Promise<ProxyHost> => {
-  const { data } = await client.post<ProxyHost>('/proxy-hosts', host);
-  return data;
-};
-
-export const updateProxyHost = async (uuid: string, host: Partial<ProxyHost>): Promise<ProxyHost> => {
-  const { data } = await client.put<ProxyHost>(`/proxy-hosts/${uuid}`, host);
-  return data;
-};
-
-export const deleteProxyHost = async (uuid: string): Promise<void> => {
-  await client.delete(`/proxy-hosts/${uuid}`);
-};