refactor: split monolith into 3 microservices (frontend, backend, discord-gateway)

- Extract services into services/{frontend,backend,discord-gateway}
- Create packages/shared/ for shared logger, errors, utils, types
- Setup Modular MVC pattern in backend (controller→service→repository)
- Setup event-driven architecture in discord-gateway with Redis pub/sub
- Move Docker files to infra/docker/ with per-service Dockerfiles
- Update docker-compose.yml to use Traefik-only routing (no port exposes)
- Update GitHub Actions deploy workflow for multi-service matrix build
- Fix all import paths and resolve type errors across all services
- All 3 services pass tsc --noEmit clean

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
This commit is contained in:
MythEclipse
2026-06-01 21:44:29 +07:00
co-authored by Claude Opus 4.8
parent bda8304bb9
commit c48a0c5e3b
193 changed files with 16879 additions and 1158 deletions
@@ -0,0 +1,92 @@
import "dotenv/config";
import { z } from "zod";
const configSchema = z
.object({
// Server
WEBSERVER_PORT: z.coerce.number().positive().default(3001),
NODE_ENV: z
.enum(["development", "production", "test"])
.default("development"),
LOG_LEVEL: z
.enum(["error", "warn", "info", "http", "verbose", "debug", "silly"])
.default("info"),
VERBOSE: z
.string()
.optional()
.transform((v) => v === "true")
.default(false),
// Database
DATABASE_URL: z.string().url().optional(),
DATABASE_HOST: z.string().default("localhost"),
DATABASE_PORT: z.coerce.number().default(5432),
DATABASE_NAME: z.string().default("discord_moderation"),
DATABASE_USER: z.string().default("postgres"),
DATABASE_PASSWORD: z.string().optional(),
// Redis (optional, for pub/sub)
REDIS_URL: z.string().url().optional(),
REDIS_HOST: z.string().default("localhost"),
REDIS_PORT: z.coerce.number().default(6379),
// Discord
MONITOR_GUILD_ID: z.string().min(1).optional(),
// Admin
ADMIN_PASSWORD: z.string().optional(),
// Analytics
BACKLOG_SYNC_HOURS: z.coerce.number().positive().default(24),
BACKLOG_SYNC_BATCH_SIZE: z.coerce
.number()
.int()
.positive()
.max(100)
.default(100),
// AI Moderation
AI_ANALYSIS_ENABLED: z
.string()
.optional()
.transform((v) => v === "true")
.default(false),
OPENAI_MODERATION_API_KEY: z.string().optional(),
OPENAI_MODERATION_BASE_URL: z
.string()
.url()
.default("https://api.openai.com/v1"),
OPENAI_MODERATION_MODEL: z.string().default("omni-moderation-latest"),
AI_LLM_API_KEY: z.string().optional(),
AI_LLM_BASE_URL: z
.string()
.url()
.default("https://9router.asepharyana.my.id/v1"),
AI_LLM_MODEL: z.string().default("text"),
AI_LLM_VISION_MODEL: z.string().optional(),
AI_LLM_MAX_CONCURRENT: z.coerce.number().int().positive().default(5),
AI_LLM_IMAGE_MAX_DIMENSION: z.coerce
.number()
.int()
.positive()
.default(1024),
AI_LLM_TEXT_BATCH_SIZE: z.coerce.number().int().positive().default(20),
AI_LLM_MEDIA_ANALYSIS_TIMEOUT_MS: z.coerce
.number()
.int()
.positive()
.default(60000),
// Attachments
ATTACHMENT_UPLOAD_TIMEOUT_MS: z.coerce.number().positive().default(30000),
ATTACHMENT_MAX_SIZE_MB: z.coerce.number().positive().default(100),
ATTACHMENT_RETRY_ATTEMPTS: z.coerce.number().positive().default(3),
TELE_UPLOAD_URL: z
.string()
.url()
.default("https://upload.asepharyana.tech/api/upload"),
})
.parse(process.env);
export const config = configSchema;
export type Config = typeof config;
@@ -0,0 +1,58 @@
import { drizzle } from "drizzle-orm/node-postgres";
import { Pool } from "pg";
import { config } from "../config/index.js";
import { createChildLogger } from "../logger/index.js";
const logger = createChildLogger("database");
let pool: Pool | null = null;
let db: ReturnType<typeof drizzle> | null = null;
export async function initializeDatabase() {
if (db) {
logger.warn("Database already initialized");
return db;
}
const databaseUrl =
config.DATABASE_URL ||
`postgresql://${config.DATABASE_USER}${config.DATABASE_PASSWORD ? `:${config.DATABASE_PASSWORD}` : ""}@${config.DATABASE_HOST}:${config.DATABASE_PORT}/${config.DATABASE_NAME}`;
pool = new Pool({
connectionString: databaseUrl,
});
pool.on("error", (err) => {
logger.error({ err }, "Unexpected error on idle client");
});
try {
const client = await pool.connect();
client.release();
logger.info("Database connection successful");
} catch (err) {
logger.error({ err }, "Failed to connect to database");
throw err;
}
db = drizzle(pool);
return db;
}
export function getDatabase() {
if (!db) {
throw new Error(
"Database not initialized. Call initializeDatabase() first.",
);
}
return db;
}
export async function closeDatabase() {
if (pool) {
await pool.end();
pool = null;
db = null;
logger.info("Database connection closed");
}
}
@@ -0,0 +1,65 @@
export class AppError extends Error {
constructor(
message: string,
public code: string,
public statusCode: number = 500,
) {
super(message);
this.name = "AppError";
}
}
export class ValidationError extends AppError {
constructor(
message: string,
public details?: Record<string, unknown>,
) {
super(message, "VALIDATION_ERROR", 400);
this.name = "ValidationError";
}
}
export class NotFoundError extends AppError {
constructor(message: string) {
super(message, "NOT_FOUND", 404);
this.name = "NotFoundError";
}
}
export class UnauthorizedError extends AppError {
constructor(message: string = "Unauthorized") {
super(message, "UNAUTHORIZED", 401);
this.name = "UnauthorizedError";
}
}
export class ForbiddenError extends AppError {
constructor(message: string = "Forbidden") {
super(message, "FORBIDDEN", 403);
this.name = "ForbiddenError";
}
}
export class ConflictError extends AppError {
constructor(message: string) {
super(message, "CONFLICT", 409);
this.name = "ConflictError";
}
}
export class DatabaseError extends AppError {
constructor(
message: string,
public originalError?: Error,
) {
super(message, "DATABASE_ERROR", 500);
this.name = "DatabaseError";
}
}
export class ConfigError extends AppError {
constructor(message: string) {
super(message, "CONFIG_ERROR", 500);
this.name = "ConfigError";
}
}
@@ -0,0 +1,24 @@
import pino from "pino";
import { config } from "../config/index.js";
const isDev = config.NODE_ENV === "development";
export const logger = pino({
level: config.LOG_LEVEL,
transport: isDev
? {
target: "pino-pretty",
options: {
colorize: true,
translateTime: "SYS:standard",
ignore: "pid,hostname",
},
}
: undefined,
});
export function createChildLogger(context: string) {
return logger.child({ context });
}
export type Logger = ReturnType<typeof createChildLogger>;
@@ -0,0 +1,50 @@
import type { NextFunction, Request, Response } from "express";
import { AppError, UnauthorizedError } from "../errors/index.js";
import { createChildLogger } from "../logger/index.js";
const logger = createChildLogger("middleware");
export function errorHandler(
err: Error,
_req: Request,
res: Response,
_next: NextFunction,
) {
if (err instanceof AppError) {
logger.warn({ code: err.code, statusCode: err.statusCode }, err.message);
return res.status(err.statusCode).json({
error: err.code,
message: err.message,
...(err instanceof ValidationError && { details: err.details }),
});
}
logger.error({ err }, "Unhandled error");
res.status(500).json({
error: "INTERNAL_SERVER_ERROR",
message: "An unexpected error occurred",
});
}
export function adminAuth(adminPassword: string) {
return (req: Request, res: Response, next: NextFunction) => {
const password = req.headers["x-admin-password"] as string;
if (!password || password !== adminPassword) {
throw new UnauthorizedError("Invalid admin password");
}
next();
};
}
export function asyncHandler(
fn: (req: Request, res: Response, next: NextFunction) => Promise<void>,
) {
return (req: Request, res: Response, next: NextFunction) => {
Promise.resolve(fn(req, res, next)).catch(next);
};
}
// Import ValidationError for type checking
import { ValidationError } from "../errors/index.js";