feat: add rawTranscriptContent field to SessionImport model

feat: enhance server initialization with environment validation and import processing scheduler

test: add Jest setup for unit tests and mock console methods

test: implement unit tests for environment management and validation

test: create unit tests for transcript fetcher functionality

jest.config.js

@@ -0,0 +1,22 @@
+/** @type {import('jest').Config} */
+module.exports = {
+  preset: 'ts-jest',
+  testEnvironment: 'node',
+  roots: ['<rootDir>/tests'],
+  testMatch: ['**/__tests__/**/*.ts', '**/?(*.)+(spec|test).ts'],
+  transform: {
+    '^.+\\.ts$': 'ts-jest',
+  },
+  collectCoverageFrom: [
+    'lib/**/*.ts',
+    '!lib/**/*.d.ts',
+    '!lib/**/*.test.ts',
+  ],
+  coverageDirectory: 'coverage',
+  coverageReporters: ['text', 'lcov', 'html'],
+  setupFilesAfterEnv: ['<rootDir>/tests/setup.ts'],
+  moduleNameMapping: {
+    '^@/(.*)$': '<rootDir>/$1',
+  },
+  testTimeout: 10000,
+};