build: migrate to swc builds both for app and unit tests (#371)

.swcrc

@@ -0,0 +1,17 @@
+{
+  "$schema": "https://json.schemastore.org/swcrc",
+  "sourceMaps": true,
+  "jsc": {
+    "parser": {
+      "syntax": "typescript",
+      "decorators": true,
+      "dynamicImport": true
+    },
+    "transform": {
+      "legacyDecorator": true,
+      "decoratorMetadata": true
+    },
+    "baseUrl": "./"
+  },
+  "minify": false
+}

jest.config.json

@@ -0,0 +1,12 @@
+{
+  "testTimeout": 120000,
+  "setupFiles": ["dotenv/config"],
+  "rootDir": "src",
+  "testRegex": ".*\\.spec\\.ts$",
+  "transform": {
+    "^.+\\.(t|j)s$": ["@swc/jest"]
+  },
+  "collectCoverageFrom": ["**/*.(t|j)s"],
+  "coverageDirectory": "../coverage",
+  "testEnvironment": "node"
+}

nest-cli.json

@@ -1,4 +1,8 @@
 {
   "collection": "@nestjs/schematics",
-  "sourceRoot": "src"
+  "sourceRoot": "src",
+  "compilerOptions": {
+    "builder": "swc",
+    "typeCheck": true
+  }
 }