Normalize HEIC image attachments on the client (#934)

* Normalize HEIC attachments before persistence

* Preserve native JPEG and PNG picks

package-lock.json

@@ -21769,6 +21769,18 @@
         "expo": "*"
       }
     },
+    "node_modules/expo-image-manipulator": {
+      "version": "14.0.8",
+      "resolved": "https://registry.npmjs.org/expo-image-manipulator/-/expo-image-manipulator-14.0.8.tgz",
+      "integrity": "sha512-sXsXjm7rIxLWZe0j2A41J/Ph53PpFJRdyzJ3EQ/qetxLUvS2m3K1sP5xy37px43qCf0l79N/i6XgFgenFV36/Q==",
+      "license": "MIT",
+      "dependencies": {
+        "expo-image-loader": "~6.0.0"
+      },
+      "peerDependencies": {
+        "expo": "*"
+      }
+    },
     "node_modules/expo-image-picker": {
       "version": "17.0.10",
       "resolved": "https://registry.npmjs.org/expo-image-picker/-/expo-image-picker-17.0.10.tgz",
@@ -38886,6 +38898,7 @@
         "expo-file-system": "~19.0.17",
         "expo-haptics": "~15.0.7",
         "expo-image": "~3.0.10",
+        "expo-image-manipulator": "~14.0.8",
         "expo-image-picker": "^17.0.8",
         "expo-keep-awake": "^15.0.7",
         "expo-linking": "~8.0.8",