Add Exif storing and update to Metadata endpoint

Cargo.lock

@@ -1552,6 +1552,7 @@ dependencies = [
  "futures",
  "image",
  "jsonwebtoken",
+ "kamadak-exif",
  "lazy_static",
  "log",
  "notify",
@@ -1750,6 +1751,15 @@ dependencies = [
  "simple_asn1",
 ]
 
+[[package]]
+name = "kamadak-exif"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1130d80c7374efad55a117d715a3af9368f0fa7a2c54573afc15a188cd984837"
+dependencies = [
+ "mutate_once",
+]
+
 [[package]]
 name = "kqueue"
 version = "1.1.1"
@@ -1976,6 +1986,12 @@ dependencies = [
  "pxfm",
 ]
 
+[[package]]
+name = "mutate_once"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "13d2233c9842d08cfe13f9eac96e207ca6a2ea10b80259ebe8ad0268be27d2af"
+
 [[package]]
 name = "new_debug_unreachable"
 version = "1.0.6"