feat(linter): add a dashboard to display linter results (#3804)

This PR adds a new dashboard (osv.dev/linter) to display linter
findings.

<img width="1606" height="1240" alt="Screenshot From 2025-08-13
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src="https://github.com/user-attachments/assets/8379d722-b674-4e93-bd2a-e34a49285c46"
/>
<img width="1606" height="1240" alt="Screenshot From 2025-08-13
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src="https://github.com/user-attachments/assets/8a27e833-90c4-44e2-9aec-24cf18074d56"
/>

Author: hogo6002

deployment/terraform/modules/osv/main.tf

@@ -87,6 +87,14 @@ resource "google_storage_bucket" "osv_public_import_logs" {
   versioning {
     enabled = true
   }
+
+  # Add this CORS configuration for linter
+  cors {
+    origin          = ["*"]
+    method          = ["GET"]
+    response_header = ["Content-Type"]
+    max_age_seconds = 3600
+  }
 }
 
 resource "google_storage_bucket" "osv_vulnerabilities_export" {