[#7467] forced serving conten-type for xlsx, docx and pptx

CHANGELOG.md

@@ -5,6 +5,8 @@
 - Replaced "IBM Plex Sans" text font with "Inter" as there were reports for being difficult to read on dark background as it was too "thin" (specifically on Firefox).
     _If you are still having issues with the text readability, please open an issue with more details about your OS and browser to try to workaround it._
 
+- Serve fixed `Content-Type` for `.xlsx`, `.docx` and `.pptx` files to allow previews on iOS ([#7467](https://github.com/pocketbase/pocketbase/discussions/7467)).
+
 
 ## v0.37.5
 

tools/filesystem/filesystem.go

@@ -411,10 +411,20 @@ var inlineServeContentTypes = []string{
 
 // manualExtensionContentTypes is a map of file extensions to content types.
 var manualExtensionContentTypes = map[string]string{
-	".svg": "image/svg+xml",   // (see https://github.com/whatwg/mimesniff/issues/7)
-	".css": "text/css",        // (see https://github.com/gabriel-vasile/mimetype/pull/113)
-	".js":  "text/javascript", // (see https://github.com/pocketbase/pocketbase/issues/6597)
+	// https://github.com/whatwg/mimesniff/issues/7
+	".svg": "image/svg+xml",
+
+	// https://github.com/gabriel-vasile/mimetype/pull/113
+	".css": "text/css",
+
+	// https://github.com/pocketbase/pocketbase/issues/6597
+	".js":  "text/javascript",
 	".mjs": "text/javascript",
+
+	// https://github.com/pocketbase/pocketbase/discussions/7467
+	".xlsx": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
+	".docx": "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
+	".pptx": "application/vnd.openxmlformats-officedocument.presentationml.presentation",
 }
 
 // forceAttachmentParam is the name of the request query parameter to