update tsconfig for @growi/slack

packages/slack/tsconfig.base.json

@@ -0,0 +1,11 @@
+{
+  "extends": "../../tsconfig.base.json",
+  "compilerOptions": {
+  },
+  "include": [
+    "src"
+  ],
+  "exclude": [
+    "**/*.test.ts"
+  ]
+}

packages/slack/tsconfig.build.json

@@ -1,5 +1,5 @@
 {
-  "extends": "./tsconfig.json",
+  "extends": "./tsconfig.base.json",
   "compilerOptions": {
     "rootDir": "./src",
     "outDir": "dist",

packages/slack/tsconfig.json

@@ -1,13 +1,8 @@
 {
-  "extends": "../../tsconfig.base.json",
+  "extends": "./tsconfig.base.json",
   "compilerOptions": {
     "baseUrl": ".",
     "paths": {
     }
-  },
-  "exclude": [
-    "node_modules",
-    "dist",
-    "**/*.test.ts"
-  ]
+  }
 }