Pre-MCP UI and architecture cleanup (#19689)

tools/server/webui/src/lib/enums/files.ts

@@ -136,9 +136,28 @@ export enum FileExtensionText {
 	CS = '.cs'
 }
 
+// MIME type prefixes and includes for content detection
+export enum MimeTypePrefix {
+	IMAGE = 'image/',
+	TEXT = 'text'
+}
+
+export enum MimeTypeIncludes {
+	JSON = 'json',
+	JAVASCRIPT = 'javascript',
+	TYPESCRIPT = 'typescript'
+}
+
+// URI patterns for content detection
+export enum UriPattern {
+	DATABASE_KEYWORD = 'database',
+	DATABASE_SCHEME = 'db://'
+}
+
 // MIME type enums
 export enum MimeTypeApplication {
-	PDF = 'application/pdf'
+	PDF = 'application/pdf',
+	OCTET_STREAM = 'application/octet-stream'
 }
 
 export enum MimeTypeAudio {
@@ -152,6 +171,7 @@ export enum MimeTypeAudio {
 
 export enum MimeTypeImage {
 	JPEG = 'image/jpeg',
+	JPG = 'image/jpg',
 	PNG = 'image/png',
 	GIF = 'image/gif',
 	WEBP = 'image/webp',