chore(monorepo/server): integrate type definitions

apps/server/package.json

@@ -20,5 +20,8 @@
   "main": "index.js",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "devDependencies": {
+    "turndown": "7.2.0"
   }
 }

apps/server/tsconfig.json

@@ -0,0 +1,20 @@
+{
+    "compilerOptions": {
+        "module": "NodeNext",
+        "declaration": false,
+        "sourceMap": true,
+        "outDir": "./build",
+        "strict": true,
+        "noImplicitAny": true,
+        "resolveJsonModule": true,
+        "lib": ["ES2023"],
+        "downlevelIteration": true,
+        "skipLibCheck": true,
+        "esModuleInterop": true,
+        "verbatimModuleSyntax": true
+    },
+    "include": [ "./src/**/*.ts" ],
+    "files": [
+        "./src/types.d.ts",
+    ]
+}

apps/server/types.d.ts

@@ -0,0 +1,32 @@
+/*
+ * This file contains type definitions for libraries that did not have one
+ * in its library or in `@types/*` packages.
+ */
+
+declare module "unescape" {
+    function unescape(str: string, type?: string): string;
+    export default unescape;
+}
+
+declare module "html2plaintext" {
+    function html2plaintext(htmlText: string): string;
+    export default html2plaintext;
+}
+
+declare module "normalize-strings" {
+    function normalizeString(string: string): string;
+    export default normalizeString;
+}
+
+declare module "@joplin/turndown-plugin-gfm" {
+    import TurndownService from "turndown";
+    namespace gfm {
+        function gfm(service: TurndownService): void;
+    }
+    export default gfm;
+}
+
+declare module "is-animated" {
+    function isAnimated(buffer: Buffer): boolean;
+    export default isAnimated;
+}