refactor: update TypeScript build process and dependencies

- Changed the build command in package.json to use TypeScript compiler (tsc) with noEmit option.
- Added @swc/core and @swc/helpers as development dependencies for improved performance.

refactor: clean up WhatsApp Baileys service

- Removed unused properties and interfaces related to message keys.
- Simplified message handling logic by removing redundant checks and conditions.
- Updated message timestamp handling for consistency.
- Improved readability and maintainability by restructuring code and removing commented-out sections.

refactor: optimize Chatwoot service

- Streamlined database queries by reusing PostgreSQL client connection.
- Enhanced conversation creation logic with better cache handling.
- Removed unnecessary methods and improved existing ones for clarity.
- Updated message sending logic to handle file streams instead of buffers.

fix: improve translation loading mechanism

- Simplified translation file loading by removing environment variable checks.
- Ensured translations are loaded from a consistent path within the project structure.

src/utils/i18n.ts

@@ -3,37 +3,21 @@ import fs from 'fs';
 import i18next from 'i18next';
 import path from 'path';
 
-// Make translations base directory configurable via environment variable
-const envBaseDir = process.env.TRANSLATIONS_BASE_DIR;
-let baseDir: string;
-
-if (envBaseDir) {
-  // Use explicitly configured base directory
-  baseDir = envBaseDir;
-} else {
-  // Fallback to auto-detection if env variable is not set
-  const isProduction = fs.existsSync(path.join(process.cwd(), 'dist'));
-  baseDir = isProduction ? 'dist' : 'src/utils';
-}
-
-const translationsPath = path.join(process.cwd(), baseDir, 'translations');
-
 const languages = ['en', 'pt-BR', 'es'];
+const translationsPath = path.join(__dirname, 'translations');
 const configService: ConfigService = new ConfigService();
 
 const resources: any = {};
 
-if (translationsPath) {
-  languages.forEach((language) => {
-    const languagePath = path.join(translationsPath, `${language}.json`);
-    if (fs.existsSync(languagePath)) {
-      const translationContent = fs.readFileSync(languagePath, 'utf8');
-      resources[language] = {
-        translation: JSON.parse(translationContent),
-      };
-    }
-  });
-}
+languages.forEach((language) => {
+  const languagePath = path.join(translationsPath, `${language}.json`);
+  if (fs.existsSync(languagePath)) {
+    const translationContent = fs.readFileSync(languagePath, 'utf8');
+    resources[language] = {
+      translation: JSON.parse(translationContent),
+    };
+  }
+});
 
 i18next.init({
   resources,