diff --git a/.gitignore b/.gitignore
index 60a2b6a8..b378a2e4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -182,3 +182,4 @@ glitch-dev
 *.pem
 oclif.manifest.json
 .direnv/
+tsconfig.tsbuildinfo
\ No newline at end of file
diff --git a/bun.lockb b/bun.lockb
index 0ccf0537..10be65b8 100755
Binary files a/bun.lockb and b/bun.lockb differ
diff --git a/package.json b/package.json
index 0e54ef68..86dd283d 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,8 @@
         "cloc": "cloc . --exclude-dir node_modules,dist,.output,.nuxt,meta,logs,glitch,glitch-dev --exclude-ext sql,log,pem",
         "wc": "find server database *.ts docs packages types utils drizzle tests -type f -print0 | wc -m --files0-from=-",
         "cli": "bun run cli/index.ts",
-        "prune": "ts-prune | grep -v server/ | grep -v dist/ | grep -v '(used in module)'"
+        "prune": "ts-prune | grep -v server/ | grep -v dist/ | grep -v '(used in module)'",
+        "check": "bunx tsc -p ."
     },
     "trustedDependencies": [
         "@biomejs/biome",
@@ -87,7 +88,7 @@
         "drizzle-kit": "^0.21.1",
         "oclif": "^4.10.4",
         "ts-prune": "^0.10.3",
-        "typescript": "latest"
+        "typescript": "^5.4.5"
     },
     "peerDependencies": {
         "typescript": "^5.3.2"
diff --git a/packages/config-manager/config.type.ts b/packages/config-manager/config.type.ts
index b85e532b..fafa637e 100644
--- a/packages/config-manager/config.type.ts
+++ b/packages/config-manager/config.type.ts
@@ -90,7 +90,7 @@ export const configValidator = z.object({
                 }),
             )
             .default([]),
-        jwt_key: z.string().min(3).includes(";").default("").optional(),
+        jwt_key: z.string().min(3).includes(";").default(""),
     }),
     http: z.object({
         base_url: z.string().min(1).default("http://lysand.social"),
@@ -217,7 +217,14 @@ export const configValidator = z.object({
             bucket_name: z.string().min(1).default("lysand"),
             public_url: z.string().min(1).url(),
         })
-        .optional(),
+        .default({
+            endpoint: "",
+            access_key: "",
+            secret_access_key: "",
+            region: undefined,
+            bucket_name: "lysand",
+            public_url: "",
+        }),
     validation: z
         .object({
             max_displayname_size: z.number().int().default(50),
diff --git a/server/api/api/v1/instance/extended_description.ts b/server/api/api/v1/instance/extended_description.ts
index 8e6b4a47..6c37853c 100644
--- a/server/api/api/v1/instance/extended_description.ts
+++ b/server/api/api/v1/instance/extended_description.ts
@@ -26,7 +26,7 @@ export default (app: Hono) =>
         let lastModified = new Date(2024, 0, 0);
 
         const extended_description_file = Bun.file(
-            config.instance.extended_description_path,
+            config.instance.extended_description_path || "",
         );
 
         if (await extended_description_file.exists()) {
diff --git a/utils/content_types.ts b/utils/content_types.ts
index 41bbf0c2..3899c42f 100644
--- a/utils/content_types.ts
+++ b/utils/content_types.ts
@@ -22,7 +22,7 @@ export const getBestContentType = (
 };
 
 export const urlToContentFormat = (
-    url: string,
+    url?: string,
 ): typeof EntityValidator.$ContentFormat | null => {
     if (!url) return null;
     if (url.startsWith("https://api.dicebear.com/")) {
diff --git a/utils/response.ts b/utils/response.ts
index c75ccbbf..a8e755c5 100644
--- a/utils/response.ts
+++ b/utils/response.ts
@@ -72,7 +72,7 @@ export const redirect = (url: string | URL, status = 302) => {
     });
 };
 
-export const proxyUrl = (url: string | null) => {
+export const proxyUrl = (url: string | null = null) => {
     const urlAsBase64Url = Buffer.from(url || "").toString("base64url");
     return url
         ? new URL(