update dockerfile

Dockerfile

@@ -1,16 +1,5 @@
 FROM ekidd/rust-musl-builder
 
-RUN sudo apt-get update -y && sudo apt-get install -y \
-    cmake \
-    libgles2-mesa-dev \
-    libglew-dev \
-    libglfw3-dev \
-    libglm-dev \
-    libgtk-3-dev
-
-RUN git clone https://github.com/naelstrof/slop.git
-RUN (cd slop; cmake -DCMAKE_INSTALL_PREFIX="/usr" ./ && make && sudo make install)
-
 COPY . ./
 RUN sudo chown -R rust:rust .
 

README.md

@@ -3,18 +3,10 @@ screenshot
 
 Screenshot-capturing utility.
 
-Bindings for `slop` have been generated by `bindgen`.
-
 Installation
 ------------
 
-You need `slop` (select operation, not the ruby one) installed in order to build this.
-
-Make sure you have cargo installed. Then run
-
-```
-cargo install --git https://github.com/iptq/screenshot
-```
+Check out the releases page.
 
 Example Integration
 -------------------
@@ -22,7 +14,7 @@ Example Integration
 ```bash
 #!/bin/bash
 SCREENSHOT=$HOME/.cargo/bin/screenshot
-$SCREENSHOT $1 --clip --output "$HOME/Screenshots/Screenshot_%Y%m%d-%H:%M:%S.png"
+$SCREENSHOT $1 --clipboard --output "$HOME/Screenshots/Screenshot_%Y%m%d-%H:%M:%S.png"
 ```
 
 Building from Source
@@ -41,4 +33,4 @@ Contact
 
 Author: Michael Zhang
 
-License: GNU GPL v3
+License: MIT