fix(nextcloud): Imaginary widescreen image preview fix (#3401)

* fix(Nextcloud) : Fix widescreen image in imaginary

* Update charts/stable/nextcloud/templates/_hpb.tpl

* add all extra preview providers

* disabled by default

* Make sure we always have a correct numbered array

* add GUI

Co-authored-by: Stavros Kois <47820033+stavros-k@users.noreply.github.com>
Co-authored-by: Stavros kois <s.kois@outlook.com>

charts/stable/nextcloud/values.yaml

@@ -399,6 +399,33 @@ hpb:
 
 imaginary:
   enabled: true
+  preview_max_x: 2048
+  preview_max_y: 2048
+  preview_max_memory: 512
+  preview_max_filesize_image: 150
+  preview_png: true
+  preview_jpeg: true
+  preview_gif: true
+  preview_bmp: true
+  preview_xbitmap: true
+  preview_mp3: true
+  preview_markdown: true
+  preview_opendoc: true
+  preview_txt: true
+  preview_krita: true
+  preview_illustrator: false
+  preview_heic: false
+  preview_movie: false
+  preview_msoffice2003: false
+  preview_msoffice2007: false
+  preview_msofficedoc: false
+  preview_pdf: false
+  preview_photoshop: false
+  preview_postscript: false
+  preview_staroffice: false
+  preview_svg: false
+  preview_tiff: false
+  preview_font: false
 
 collabora:
   enabled: false