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README.md

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+## ragephoto-cli
+Open Source Rage Photo CLI based on libragephoto
+
+- Read/Write RAGE Photos with get/set commands
+- Support for stdin/stdout in JPEG option and output
+
+#### Build ragephoto-cli
+
+```sh
+git clone https://github.com/Syping/ragephoto-cli
+dotnet publish -c Release ragephoto-cli
+```
+
+#### How to Use ragephoto-cli
+
+```sh
+# Exporting JPEG
+ragephoto-cli get PGTA5123456789 --output photo.jpg
+
+# Getting Format
+ragephoto-cli get PGTA5123456789 format
+
+# Getting JSON
+ragephoto-cli get PGTA5123456789 json
+
+# Getting Title
+ragephoto-cli get PGTA5123456789 title
+
+# Replacing JPEG (Patching Signature is required after)
+ragephoto-cli set PGTA5123456789 --jpeg photo.jpg
+ragephoto-cli set PGTA5123456789 --json "$(ragephoto-cli get PGTA5123456789 json \
+    | jq -c ".sign = $(ragephoto-cli get PGTA5123456789 sign)")"
+
+# Updating Title
+ragephoto-cli set PGTA5123456789 --title "New Photo Title"
+```