Add typescript and tsconfig for type checking

bun.lock

@@ -6,10 +6,7 @@
       "name": "slaywithfriends",
       "devDependencies": {
         "@biomejs/biome": "^2.4.4",
-        "@types/bun": "latest",
-      },
-      "peerDependencies": {
-        "typescript": "^5",
+        "typescript": "^5.9.3",
       },
     },
   },
@@ -32,14 +29,6 @@
 
     "@biomejs/cli-win32-x64": ["@biomejs/cli-win32-x64@2.4.4", "", { "os": "win32", "cpu": "x64" }, "sha512-gnOHKVPFAAPrpoPt2t+Q6FZ7RPry/FDV3GcpU53P3PtLNnQjBmKyN2Vh/JtqXet+H4pme8CC76rScwdjDcT1/A=="],
 
-    "@types/bun": ["@types/bun@1.3.9", "", { "dependencies": { "bun-types": "1.3.9" } }, "sha512-KQ571yULOdWJiMH+RIWIOZ7B2RXQGpL1YQrBtLIV3FqDcCu6FsbFUBwhdKUlCKUpS3PJDsHlJ1QKlpxoVR+xtw=="],
-
-    "@types/node": ["@types/node@25.3.0", "", { "dependencies": { "undici-types": "~7.18.0" } }, "sha512-4K3bqJpXpqfg2XKGK9bpDTc6xO/xoUP/RBWS7AtRMug6zZFaRekiLzjVtAoZMquxoAbzBvy5nxQ7veS5eYzf8A=="],
-
-    "bun-types": ["bun-types@1.3.9", "", { "dependencies": { "@types/node": "*" } }, "sha512-+UBWWOakIP4Tswh0Bt0QD0alpTY8cb5hvgiYeWCMet9YukHbzuruIEeXC2D7nMJPB12kbh8C7XJykSexEqGKJg=="],
-
     "typescript": ["typescript@5.9.3", "", { "bin": { "tsc": "bin/tsc", "tsserver": "bin/tsserver" } }, "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw=="],
-
-    "undici-types": ["undici-types@7.18.2", "", {}, "sha512-AsuCzffGHJybSaRrmr5eHr81mwJU3kjw6M+uprWvCXiNeN9SOGwQ3Jn8jb8m3Z6izVgknn1R0FTCEAP2QrLY/w=="],
   }
 }

package.json

@@ -6,6 +6,7 @@
     "dev": "bun run src/serve.js"
   },
   "devDependencies": {
-    "@biomejs/biome": "^2.4.4"
+    "@biomejs/biome": "^2.4.4",
+    "typescript": "^5.9.3"
   }
 }

tsconfig.json

@@ -0,0 +1,14 @@
+{
+  "compilerOptions": {
+    "target": "ESNext",
+    "module": "ESNext",
+    "moduleResolution": "bundler",
+    "types": ["bun-types"],
+    "noEmit": true,
+    "allowJs": true,
+    "checkJs": false,
+    "strict": false
+  },
+  "include": ["src/**/*"],
+  "exclude": ["node_modules"]
+}