From 47009b1f0aa08ecc68a4a2d39f505724e86ea0a5 Mon Sep 17 00:00:00 2001
From: Zoe <62722391+juls0730@users.noreply.github.com>
Date: Tue, 12 May 2026 10:28:33 -0500
Subject: [PATCH] refactor: un-hardcode file urls

---
 app/components/Attachment/Display.vue         |   11 +-
 app/components/Message/index.vue              |    8 +-
 app/composables/useResources.ts               |    5 +-
 app/pages/resources.vue                       |    3 +-
 bun.lock                                      |    1 -
 .../migration.sql                             |    4 +
 .../snapshot.json                             | 2756 +++++++++++++++++
 nuxt.config.ts                                |    1 +
 server/api/upload/presigned.post.ts           |    2 +-
 utils/message.ts                              |    7 +-
 utils/url.ts                                  |    7 +
 11 files changed, 2790 insertions(+), 15 deletions(-)
 create mode 100644 drizzle/migrations/20260512150519_strip-file-url-prefix/migration.sql
 create mode 100644 drizzle/migrations/20260512150519_strip-file-url-prefix/snapshot.json
 create mode 100644 utils/url.ts

diff --git a/app/components/Attachment/Display.vue b/app/components/Attachment/Display.vue
index 3151fd6..e464026 100644
--- a/app/components/Attachment/Display.vue
+++ b/app/components/Attachment/Display.vue
@@ -1,5 +1,6 @@
 <script setup lang="ts">
 import ImageViewer from '~/components/ImageViewer.vue';
+import { resolveFileUrl } from '~~/utils/url';
 
 const props = defineProps<{
     file: {
@@ -17,6 +18,8 @@ const isVideo = computed(() => props.file.mimeType.startsWith('video/'));
 const isAudio = computed(() => props.file.mimeType.startsWith('audio/'));
 const isPdf = computed(() => props.file.mimeType === 'application/pdf');
 
+const resolvedUrl = computed(() => resolveFileUrl(props.file.url));
+
 const imageViewerOpen = ref(false);
 const imageRef = ref<HTMLImageElement | null>(null);
 const imageViewerOriginRect = ref<DOMRect | null>(null);
@@ -45,16 +48,16 @@ function openImageViewer() {
 <template>
     <div class="relative h-full w-fit flex">
         <div v-if="isImage">
-            <img ref="imageRef" :src="props.file.url"
+            <img ref="imageRef" :src="resolvedUrl"
                 class="rounded-lg h-full w-full max-h-36 max-w-64 object-cover cursor-zoom-in hover:opacity-90 transition-opacity"
                 @click="openImageViewer" />
-            <ImageViewer v-if="imageViewerOpen" :src="props.file.url" :alt="props.file.name"
+            <ImageViewer v-if="imageViewerOpen" :src="resolvedUrl" :alt="props.file.name"
                 :origin-rect="imageViewerOriginRect" :origin-element="imageRef"
                 @close="imageViewerOpen = false" />
         </div>
-        <video v-else-if="isVideo" controls :src="props.file.url"
+        <video v-else-if="isVideo" controls :src="resolvedUrl"
             class="rounded-lg h-full w-full max-h-36 max-w-64 object-cover" />
-        <audio v-else-if="isAudio" controls :src="props.file.url" class="rounded-lg h-full w-full max-h-36 max-w-64" />
+        <audio v-else-if="isAudio" controls :src="resolvedUrl" class="rounded-lg h-full w-full max-h-36 max-w-64" />
 
         <div v-else class="flex items-center gap-2 p-2 rounded-lg bg-[var(--color-hover)] min-w-40 max-w-48">
             <span :class="[fileIcon, 'text-6 text-[var(--color-accent)]']"></span>
diff --git a/app/components/Message/index.vue b/app/components/Message/index.vue
index 9cb1db8..4a1e0cb 100644
--- a/app/components/Message/index.vue
+++ b/app/components/Message/index.vue
@@ -42,7 +42,7 @@ watch(() => message.children.length, (newCount, oldCount) => {
     }
 
     if (oldCount > newCount) {
-        const activeChild = message.children.find(c => c.id === message.activeChildId);
+        const activeChild = message.children.find(c => c?.id === message.activeChildId);
         if (!activeChild) {
             emit('patch', { activeChildId: message.children[newCount - 1]?.id ?? null });
         }
@@ -57,7 +57,7 @@ watch(() => message.children.length, (newCount, oldCount) => {
 
 const activeMessage = computed(() => {
     if (message.activeChildId && message.children.length > 0) {
-        const child = message.children.find(c => c.id === message.activeChildId);
+        const child = message.children.find(c => c?.id === message.activeChildId);
         if (child) return child;
     }
 
@@ -140,7 +140,7 @@ const messageCount = computed(() => {
 
 const currentChildIndex = computed(() => {
     if (!message.activeChildId) return 0;
-    const idx = message.children.findIndex(c => c.id === message.activeChildId);
+    const idx = message.children.findIndex(c => c?.id === message.activeChildId);
     return idx >= 0 ? idx + 1 : 0;
 });
 
@@ -150,7 +150,7 @@ const navigateChild = (direction: -1 | 1) => {
         : [null, ...message.children];
 
     const currentIdx = allItems.findIndex(item =>
-        item === null ? !message.activeChildId : item.id === message.activeChildId
+        !item ? !message.activeChildId : item.id === message.activeChildId
     );
 
     const newIdx = Math.max(0, Math.min(allItems.length - 1, currentIdx + direction));
diff --git a/app/composables/useResources.ts b/app/composables/useResources.ts
index 16b2f57..b4aba46 100644
--- a/app/composables/useResources.ts
+++ b/app/composables/useResources.ts
@@ -1,5 +1,6 @@
 import { attempt } from "~~/types/result";
 import * as schema from '~~/drizzle/schema';
+import { resolveFileUrl } from '~~/utils/url';
 
 export type ResourceFile = typeof schema.files.$inferSelect;
 
@@ -118,12 +119,12 @@ export const useResources = async () => {
     };
 
     const copyLink = async (file: ResourceFile) => {
-        const url = file.url;
+        const url = resolveFileUrl(file.url);
         await navigator.clipboard.writeText(url);
     };
 
     const downloadFile = (file: ResourceFile) => {
-        const url = file.url;
+        const url = resolveFileUrl(file.url);
         const a = document.createElement('a');
         a.href = url;
         a.download = file.name;
diff --git a/app/pages/resources.vue b/app/pages/resources.vue
index b325abf..2fa39c5 100644
--- a/app/pages/resources.vue
+++ b/app/pages/resources.vue
@@ -1,5 +1,6 @@
 <script setup lang="ts">
 import { useFloating, offset, flip, shift, autoUpdate, hide } from '@floating-ui/vue';
+import { resolveFileUrl } from '~~/utils/url';
 
 const { open: sidebarOpen, openSidebar } = useSidebar();
 const {
@@ -88,7 +89,7 @@ const handleRowClick = (e: MouseEvent) => {
             if (file && isImage(file.mimeType)) {
                 const row = trigger.closest('[data-file-id]') as HTMLElement;
                 previewOrigin.value = row?.getBoundingClientRect() ?? null;
-                previewSrc.value = file.url;
+                previewSrc.value = resolveFileUrl(file.url);
             }
             break;
     }
diff --git a/bun.lock b/bun.lock
index 93e0838..1035329 100644
--- a/bun.lock
+++ b/bun.lock
@@ -1,6 +1,5 @@
 {
   "lockfileVersion": 1,
-  "configVersion": 0,
   "workspaces": {
     "": {
       "name": "veridian",
diff --git a/drizzle/migrations/20260512150519_strip-file-url-prefix/migration.sql b/drizzle/migrations/20260512150519_strip-file-url-prefix/migration.sql
new file mode 100644
index 0000000..502df7e
--- /dev/null
+++ b/drizzle/migrations/20260512150519_strip-file-url-prefix/migration.sql
@@ -0,0 +1,4 @@
+-- Custom SQL migration file, put your code below! --
+UPDATE files
+SET url = regexp_replace(url, '^https?://[^/]+', '')
+WHERE url ~ '^https?://[^/]+';
diff --git a/drizzle/migrations/20260512150519_strip-file-url-prefix/snapshot.json b/drizzle/migrations/20260512150519_strip-file-url-prefix/snapshot.json
new file mode 100644
index 0000000..fb5efb4
--- /dev/null
+++ b/drizzle/migrations/20260512150519_strip-file-url-prefix/snapshot.json
@@ -0,0 +1,2756 @@
+{
+  "id": "86f4ad6f-b5a5-4a77-b733-661f9cfdf67d",
+  "prevIds": [
+    "00f5b66f-e79e-40f4-89e3-9ff1d2dbf757"
+  ],
+  "version": "8",
+  "dialect": "postgres",
+  "ddl": [
+    {
+      "values": [
+        "reasoning",
+        "text",
+        "tool-call",
+        "file"
+      ],
+      "name": "part_type",
+      "entityType": "enums",
+      "schema": "public"
+    },
+    {
+      "values": [
+        "user",
+        "assistant"
+      ],
+      "name": "role",
+      "entityType": "enums",
+      "schema": "public"
+    },
+    {
+      "values": [
+        "pending",
+        "completed",
+        "failed",
+        "cancelled"
+      ],
+      "name": "status",
+      "entityType": "enums",
+      "schema": "public"
+    },
+    {
+      "isRlsEnabled": false,
+      "name": "accounts",
+      "entityType": "tables",
+      "schema": "public"
+    },
+    {
+      "isRlsEnabled": false,
+      "name": "agents",
+      "entityType": "tables",
+      "schema": "public"
+    },
+    {
+      "isRlsEnabled": false,
+      "name": "attachments",
+      "entityType": "tables",
+      "schema": "public"
+    },
+    {
+      "isRlsEnabled": false,
+      "name": "embeddings",
+      "entityType": "tables",
+      "schema": "public"
+    },
+    {
+      "isRlsEnabled": false,
+      "name": "files",
+      "entityType": "tables",
+      "schema": "public"
+    },
+    {
+      "isRlsEnabled": false,
+      "name": "generations",
+      "entityType": "tables",
+      "schema": "public"
+    },
+    {
+      "isRlsEnabled": false,
+      "name": "message_parts",
+      "entityType": "tables",
+      "schema": "public"
+    },
+    {
+      "isRlsEnabled": false,
+      "name": "messages",
+      "entityType": "tables",
+      "schema": "public"
+    },
+    {
+      "isRlsEnabled": false,
+      "name": "models",
+      "entityType": "tables",
+      "schema": "public"
+    },
+    {
+      "isRlsEnabled": false,
+      "name": "providers",
+      "entityType": "tables",
+      "schema": "public"
+    },
+    {
+      "isRlsEnabled": false,
+      "name": "sessions",
+      "entityType": "tables",
+      "schema": "public"
+    },
+    {
+      "isRlsEnabled": false,
+      "name": "settings",
+      "entityType": "tables",
+      "schema": "public"
+    },
+    {
+      "isRlsEnabled": false,
+      "name": "tool_calls",
+      "entityType": "tables",
+      "schema": "public"
+    },
+    {
+      "isRlsEnabled": false,
+      "name": "topics",
+      "entityType": "tables",
+      "schema": "public"
+    },
+    {
+      "isRlsEnabled": false,
+      "name": "users",
+      "entityType": "tables",
+      "schema": "public"
+    },
+    {
+      "isRlsEnabled": false,
+      "name": "verifications",
+      "entityType": "tables",
+      "schema": "public"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "id",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "accounts"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "account_id",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "accounts"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "provider_id",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "accounts"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "user_id",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "accounts"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": false,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "access_token",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "accounts"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": false,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "refresh_token",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "accounts"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": false,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "id_token",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "accounts"
+    },
+    {
+      "type": "timestamp",
+      "typeSchema": null,
+      "notNull": false,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "access_token_expires_at",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "accounts"
+    },
+    {
+      "type": "timestamp",
+      "typeSchema": null,
+      "notNull": false,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "refresh_token_expires_at",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "accounts"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": false,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "scope",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "accounts"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": false,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "password",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "accounts"
+    },
+    {
+      "type": "timestamp",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": "now()",
+      "generated": null,
+      "identity": null,
+      "name": "created_at",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "accounts"
+    },
+    {
+      "type": "timestamp",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "updated_at",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "accounts"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "id",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "agents"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "user_id",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "agents"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "name",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "agents"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": false,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "system_prompt",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "agents"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": false,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "image_url",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "agents"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": false,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "default_model_id",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "agents"
+    },
+    {
+      "type": "jsonb",
+      "typeSchema": null,
+      "notNull": false,
+      "dimensions": 0,
+      "default": "'{}'",
+      "generated": null,
+      "identity": null,
+      "name": "config",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "agents"
+    },
+    {
+      "type": "timestamp",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": "now()",
+      "generated": null,
+      "identity": null,
+      "name": "created_at",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "agents"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "id",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "attachments"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "user_id",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "attachments"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "topic_id",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "attachments"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "message_id",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "attachments"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "file_id",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "attachments"
+    },
+    {
+      "type": "timestamp",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": "now()",
+      "generated": null,
+      "identity": null,
+      "name": "created_at",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "attachments"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "id",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "embeddings"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "file_id",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "embeddings"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "content",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "embeddings"
+    },
+    {
+      "type": "vector(1536)",
+      "typeSchema": null,
+      "notNull": false,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "embedding",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "embeddings"
+    },
+    {
+      "type": "jsonb",
+      "typeSchema": null,
+      "notNull": false,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "metadata",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "embeddings"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "id",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "files"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "user_id",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "files"
+    },
+    {
+      "type": "text",
+      "typeSchema": null,
+      "notNull": true,
+      "dimensions": 0,
+      "default": null,
+      "generated": null,
+      "identity": null,
+      "name": "name",
+      "entityType": "columns",
+      "schema": "public",
+      "table": "files"
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+        "topic_id"
+      ],
+      "schemaTo": "public",
+      "tableTo": "topics",
+      "columnsTo": [
+        "id"
+      ],
+      "onUpdate": "NO ACTION",
+      "onDelete": "CASCADE",
+      "name": "attachments_topic_id_topics_id_fkey",
+      "entityType": "fks",
+      "schema": "public",
+      "table": "attachments"
+    },
+    {
+      "nameExplicit": false,
+      "columns": [
+        "message_id"
+      ],
+      "schemaTo": "public",
+      "tableTo": "messages",
+      "columnsTo": [
+        "id"
+      ],
+      "onUpdate": "NO ACTION",
+      "onDelete": "CASCADE",
+      "name": "attachments_message_id_messages_id_fkey",
+      "entityType": "fks",
+      "schema": "public",
+      "table": "attachments"
+    },
+    {
+      "nameExplicit": false,
+      "columns": [
+        "file_id"
+      ],
+      "schemaTo": "public",
+      "tableTo": "files",
+      "columnsTo": [
+        "id"
+      ],
+      "onUpdate": "NO ACTION",
+      "onDelete": "CASCADE",
+      "name": "attachments_file_id_files_id_fkey",
+      "entityType": "fks",
+      "schema": "public",
+      "table": "attachments"
+    },
+    {
+      "nameExplicit": false,
+      "columns": [
+        "file_id"
+      ],
+      "schemaTo": "public",
+      "tableTo": "files",
+      "columnsTo": [
+        "id"
+      ],
+      "onUpdate": "NO ACTION",
+      "onDelete": "CASCADE",
+      "name": "embeddings_file_id_files_id_fkey",
+      "entityType": "fks",
+      "schema": "public",
+      "table": "embeddings"
+    },
+    {
+      "nameExplicit": false,
+      "columns": [
+        "topic_id"
+      ],
+      "schemaTo": "public",
+      "tableTo": "topics",
+      "columnsTo": [
+        "id"
+      ],
+      "onUpdate": "NO ACTION",
+      "onDelete": "CASCADE",
+      "name": "generations_topic_id_topics_id_fkey",
+      "entityType": "fks",
+      "schema": "public",
+      "table": "generations"
+    },
+    {
+      "nameExplicit": false,
+      "columns": [
+        "topic_id"
+      ],
+      "schemaTo": "public",
+      "tableTo": "topics",
+      "columnsTo": [
+        "id"
+      ],
+      "onUpdate": "NO ACTION",
+      "onDelete": "CASCADE",
+      "name": "message_parts_topic_id_topics_id_fkey",
+      "entityType": "fks",
+      "schema": "public",
+      "table": "message_parts"
+    },
+    {
+      "nameExplicit": false,
+      "columns": [
+        "message_id"
+      ],
+      "schemaTo": "public",
+      "tableTo": "messages",
+      "columnsTo": [
+        "id"
+      ],
+      "onUpdate": "NO ACTION",
+      "onDelete": "CASCADE",
+      "name": "message_parts_message_id_messages_id_fkey",
+      "entityType": "fks",
+      "schema": "public",
+      "table": "message_parts"
+    },
+    {
+      "nameExplicit": false,
+      "columns": [
+        "tool_call_id"
+      ],
+      "schemaTo": "public",
+      "tableTo": "tool_calls",
+      "columnsTo": [
+        "id"
+      ],
+      "onUpdate": "NO ACTION",
+      "onDelete": "CASCADE",
+      "name": "message_parts_tool_call_id_tool_calls_id_fkey",
+      "entityType": "fks",
+      "schema": "public",
+      "table": "message_parts"
+    },
+    {
+      "nameExplicit": false,
+      "columns": [
+        "topic_id"
+      ],
+      "schemaTo": "public",
+      "tableTo": "topics",
+      "columnsTo": [
+        "id"
+      ],
+      "onUpdate": "NO ACTION",
+      "onDelete": "CASCADE",
+      "name": "messages_topic_id_topics_id_fkey",
+      "entityType": "fks",
+      "schema": "public",
+      "table": "messages"
+    },
+    {
+      "nameExplicit": false,
+      "columns": [
+        "generation_id"
+      ],
+      "schemaTo": "public",
+      "tableTo": "generations",
+      "columnsTo": [
+        "id"
+      ],
+      "onUpdate": "NO ACTION",
+      "onDelete": "CASCADE",
+      "name": "messages_generation_id_generations_id_fkey",
+      "entityType": "fks",
+      "schema": "public",
+      "table": "messages"
+    },
+    {
+      "nameExplicit": false,
+      "columns": [
+        "provider_id"
+      ],
+      "schemaTo": "public",
+      "tableTo": "providers",
+      "columnsTo": [
+        "id"
+      ],
+      "onUpdate": "NO ACTION",
+      "onDelete": "CASCADE",
+      "name": "models_provider_id_providers_id_fkey",
+      "entityType": "fks",
+      "schema": "public",
+      "table": "models"
+    },
+    {
+      "nameExplicit": false,
+      "columns": [
+        "user_id"
+      ],
+      "schemaTo": "public",
+      "tableTo": "users",
+      "columnsTo": [
+        "id"
+      ],
+      "onUpdate": "NO ACTION",
+      "onDelete": "CASCADE",
+      "name": "sessions_user_id_users_id_fkey",
+      "entityType": "fks",
+      "schema": "public",
+      "table": "sessions"
+    },
+    {
+      "nameExplicit": false,
+      "columns": [
+        "agent_id"
+      ],
+      "schemaTo": "public",
+      "tableTo": "agents",
+      "columnsTo": [
+        "id"
+      ],
+      "onUpdate": "NO ACTION",
+      "onDelete": "CASCADE",
+      "name": "topics_agent_id_agents_id_fkey",
+      "entityType": "fks",
+      "schema": "public",
+      "table": "topics"
+    },
+    {
+      "columns": [
+        "id"
+      ],
+      "nameExplicit": false,
+      "name": "accounts_pkey",
+      "schema": "public",
+      "table": "accounts",
+      "entityType": "pks"
+    },
+    {
+      "columns": [
+        "id"
+      ],
+      "nameExplicit": false,
+      "name": "agents_pkey",
+      "schema": "public",
+      "table": "agents",
+      "entityType": "pks"
+    },
+    {
+      "columns": [
+        "id"
+      ],
+      "nameExplicit": false,
+      "name": "attachments_pkey",
+      "schema": "public",
+      "table": "attachments",
+      "entityType": "pks"
+    },
+    {
+      "columns": [
+        "id"
+      ],
+      "nameExplicit": false,
+      "name": "embeddings_pkey",
+      "schema": "public",
+      "table": "embeddings",
+      "entityType": "pks"
+    },
+    {
+      "columns": [
+        "id"
+      ],
+      "nameExplicit": false,
+      "name": "files_pkey",
+      "schema": "public",
+      "table": "files",
+      "entityType": "pks"
+    },
+    {
+      "columns": [
+        "id"
+      ],
+      "nameExplicit": false,
+      "name": "generations_pkey",
+      "schema": "public",
+      "table": "generations",
+      "entityType": "pks"
+    },
+    {
+      "columns": [
+        "id"
+      ],
+      "nameExplicit": false,
+      "name": "message_parts_pkey",
+      "schema": "public",
+      "table": "message_parts",
+      "entityType": "pks"
+    },
+    {
+      "columns": [
+        "id"
+      ],
+      "nameExplicit": false,
+      "name": "messages_pkey",
+      "schema": "public",
+      "table": "messages",
+      "entityType": "pks"
+    },
+    {
+      "columns": [
+        "id"
+      ],
+      "nameExplicit": false,
+      "name": "models_pkey",
+      "schema": "public",
+      "table": "models",
+      "entityType": "pks"
+    },
+    {
+      "columns": [
+        "id"
+      ],
+      "nameExplicit": false,
+      "name": "providers_pkey",
+      "schema": "public",
+      "table": "providers",
+      "entityType": "pks"
+    },
+    {
+      "columns": [
+        "id"
+      ],
+      "nameExplicit": false,
+      "name": "sessions_pkey",
+      "schema": "public",
+      "table": "sessions",
+      "entityType": "pks"
+    },
+    {
+      "columns": [
+        "id"
+      ],
+      "nameExplicit": false,
+      "name": "settings_pkey",
+      "schema": "public",
+      "table": "settings",
+      "entityType": "pks"
+    },
+    {
+      "columns": [
+        "id"
+      ],
+      "nameExplicit": false,
+      "name": "tool_calls_pkey",
+      "schema": "public",
+      "table": "tool_calls",
+      "entityType": "pks"
+    },
+    {
+      "columns": [
+        "id"
+      ],
+      "nameExplicit": false,
+      "name": "topics_pkey",
+      "schema": "public",
+      "table": "topics",
+      "entityType": "pks"
+    },
+    {
+      "columns": [
+        "id"
+      ],
+      "nameExplicit": false,
+      "name": "users_pkey",
+      "schema": "public",
+      "table": "users",
+      "entityType": "pks"
+    },
+    {
+      "columns": [
+        "id"
+      ],
+      "nameExplicit": false,
+      "name": "verifications_pkey",
+      "schema": "public",
+      "table": "verifications",
+      "entityType": "pks"
+    },
+    {
+      "nameExplicit": false,
+      "columns": [
+        "token"
+      ],
+      "nullsNotDistinct": false,
+      "name": "sessions_token_key",
+      "schema": "public",
+      "table": "sessions",
+      "entityType": "uniques"
+    },
+    {
+      "nameExplicit": false,
+      "columns": [
+        "email"
+      ],
+      "nullsNotDistinct": false,
+      "name": "users_email_key",
+      "schema": "public",
+      "table": "users",
+      "entityType": "uniques"
+    }
+  ],
+  "renames": []
+}
\ No newline at end of file
diff --git a/nuxt.config.ts b/nuxt.config.ts
index dc77695..948c9d0 100644
--- a/nuxt.config.ts
+++ b/nuxt.config.ts
@@ -169,6 +169,7 @@ export default defineNuxtConfig({
 
         public: {
             disableSignup: process.env.DISABLE_SIGNUP === 'true' || process.env.DISABLE_SIGNUP === '1',
+            publicUrl: process.env.NUXT_PUBLIC_URL ?? 'http://localhost:3000',
         }
     },
 
diff --git a/server/api/upload/presigned.post.ts b/server/api/upload/presigned.post.ts
index 0b56042..7b085f5 100644
--- a/server/api/upload/presigned.post.ts
+++ b/server/api/upload/presigned.post.ts
@@ -56,7 +56,7 @@ export default defineEventHandler(async (event) => {
 
         return {
             url,
-            assetUrl: `${process.env.NUXT_PUBLIC_URL}/api/files/${key}`,
+            assetUrl: `/api/files/${key}`,
         };
     } catch (error) {
         console.error('Failed to generate presigned URL:', error);
diff --git a/utils/message.ts b/utils/message.ts
index 647372c..6b5d77b 100644
--- a/utils/message.ts
+++ b/utils/message.ts
@@ -3,6 +3,7 @@ import { ToolCallType } from "~~/drizzle/schema";
 import { Err, Ok, type Result } from "~~/types/result";
 import type { Message, MessageEntity } from "~/composables/useChat";
 import type { Agent } from "~/composables/useAgents";
+import { resolveFileUrl } from "~~/utils/url";
 
 export const buildMessageTree = (flatMessages: MessageEntity[]) => {
     const messagesMap = new Map(flatMessages.map(m => [m.id, { ...m, children: [] as MessageEntity[] }]));
@@ -50,16 +51,18 @@ export const marshallMessages = (agent: Agent, messages: Readonly<MessageEntity[
         switch (message.role) {
             case 'user': {
                 const attachments = message.attachments.map(attachment => {
+                    const url = resolveFileUrl(attachment.file.url);
+
                     if (attachment.file.mimeType.startsWith('image/')) {
                         return {
                             type: 'image',
-                            image: attachment.file.url,
+                            image: url,
                         };
                     }
 
                     return {
                         type: 'file',
-                        data: attachment.file.url,
+                        data: url,
                         filename: attachment.file.name,
                         mediaType: attachment.file.mimeType,
                     };
diff --git a/utils/url.ts b/utils/url.ts
new file mode 100644
index 0000000..2599e53
--- /dev/null
+++ b/utils/url.ts
@@ -0,0 +1,7 @@
+export const resolveFileUrl = (path: string): string => {
+    if (path.startsWith('http://') || path.startsWith('https://') || path.startsWith('blob:') || path.startsWith('data:')) {
+        return path;
+    }
+    const config = useRuntimeConfig();
+    return `${config.public.publicUrl}${path}`;
+};