added file domain logic, updated drizzle package

packages/settings/index.ts

@@ -32,6 +32,19 @@ export const settingsSchema = v.object({
 
     otelServiceName: v.string(),
     otelExporterOtlpHttpEndpoint: v.string(),
+
+    // R2/Object Storage settings
+    r2BucketName: v.string(),
+    r2Region: v.string(),
+    r2Endpoint: v.string(),
+    r2AccessKey: v.string(),
+    r2SecretKey: v.string(),
+    r2PublicUrl: v.optional(v.string()),
+
+    // File upload settings
+    maxFileSize: v.number(),
+    allowedMimeTypes: v.array(v.string()),
+    allowedExtensions: v.array(v.string()),
 });
 
 export type Settings = v.InferOutput<typeof settingsSchema>;
@@ -53,6 +66,16 @@ function getEnvNumber(key: string, defaultValue: number): number {
     return Number.isNaN(parsed) ? defaultValue : parsed;
 }
 
+/**
+ * Parse comma-separated string into array
+ */
+function parseCommaSeparated(value: string): string[] {
+    return value
+        .split(",")
+        .map((item) => item.trim())
+        .filter((item) => item.length > 0);
+}
+
 /**
  * Load and validate settings from environment variables
  */
@@ -91,6 +114,26 @@ function loadSettings(): Settings {
         otelExporterOtlpHttpEndpoint: getEnv(
             "OTEL_EXPORTER_OTLP_HTTP_ENDPOINT",
         ),
+
+        // R2/Object Storage settings
+        r2BucketName: getEnv("R2_BUCKET_NAME"),
+        r2Region: getEnv("R2_REGION", "auto"),
+        r2Endpoint: getEnv("R2_ENDPOINT"),
+        r2AccessKey: getEnv("R2_ACCESS_KEY"),
+        r2SecretKey: getEnv("R2_SECRET_KEY"),
+        r2PublicUrl: getEnv("R2_PUBLIC_URL") || undefined,
+
+        // File upload settings
+        maxFileSize: getEnvNumber("MAX_FILE_SIZE", 10485760), // 10MB default
+        allowedMimeTypes: parseCommaSeparated(
+            getEnv(
+                "ALLOWED_MIME_TYPES",
+                "image/jpeg,image/png,image/webp,image/gif,application/pdf,text/plain",
+            ),
+        ),
+        allowedExtensions: parseCommaSeparated(
+            getEnv("ALLOWED_EXTENSIONS", "jpg,jpeg,png,webp,gif,pdf,txt"),
+        ),
     };
 
     try {