Update README.md

Refactored the installation instructions so the two different install options are not intermixed

README.md

@@ -19,7 +19,28 @@ Script will update the repo folder with the latest one every run.
 
 To check compiling logs use `cat docker-tasmota.log`
 
-## How to use the docker container
+## Option 1: Setup the prebuilt docker container using the compile.sh script
+1. Clone this repo and cd to the dir where its cloned:
+    ```
+    git clone https://github.com/tasmota/docker-tasmota
+    cd docker-tasmota
+    ```
+2. Update the `user_config_override.h` and/or `platformio_override.ini` files with your custom build settings
+3. Run compile.sh with the desired build name, ex:
+    ```
+    ./compile.sh tasmota
+    ```
+    If necessary the `compile.sh` script will install the container and Tasmota repo if you type 'yes' when prompted
+
+5. When compiling finishes you should have the compiled binary and gzipped version in `Tasmota/build_output/firmware` which can be flashed on your devices
+
+Note: If you want to update the docker image installed previously by the `compile.sh` script run:
+```
+docker pull blakadder/docker-tasmota
+```
+
+## Option 2: Setup a docker container from scratch
+
 1. Clone this repo and cd to the dir where its cloned:    
     ```
     git clone https://github.com/tasmota/docker-tasmota
@@ -29,13 +50,10 @@ To check compiling logs use `cat docker-tasmota.log`
 2. Run this to build the docker container:
     `docker build -t docker-tasmota .`
 
-   1. _Instead of 1. and 2:_ you can grab the latest docker image with `docker pull blakadder/docker-tasmota`
-
 3. Move to a directory where you want to clone Tasmota repo:
     ```
     git clone https://github.com/arendst/Tasmota.git
     ```
-
 If you have a `user_config_override.h` or `platformio_override.ini` file with your custom settings, you will need to put them under `Tasmota/tasmota`.
 
 4. From the same directory run to compile the desired build   
@@ -45,7 +63,7 @@ If you have a `user_config_override.h` or `platformio_override.ini` file with yo
 
 5. When compiling finishes you should have the compiled binary and gzipped version in `Tasmota/build_output/firmware` which can be flashed on your devices.
 
-## Switch branch other than development
+## Switch to a branch other than development
 
 `cd Tasmota`
 
@@ -61,4 +79,3 @@ docker run -ti --rm \
 -v $(pwd)/Tasmota:/tasmota \
 -u $UID:$GID docker-tasmota
 ```
-