Add photoprism optdepends (#136)

Closes https://github.com/thomaseizinger/pkgbuilds/issues/5

1 files changed, 5 insertions, 1 deletions

diff --git a/PKGBUILD b/PKGBUILD
index b144750dd496..31506366f6c9 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -15,7 +15,11 @@ groups=()
 depends=(tensorflow115 icu)
 makedepends=(go nodejs npm git)
 checkdepends=()
-optdepends=()
+optdepends=("darktable: for RAW to JPEG conversion"
+	    "rawtherapee: for RAW to JPEG conversion"
+	    "libheif: for HEIC/HEIF image conversion"
+	    "ffmpeg: for video transcoding and thumbnail extraction"
+	    "exiftool: for extracting metadata")
 provides=("photoprism")
 conflicts=("photoprism")
 replaces=()