Update README.md

README.md

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 # Docker Doom Server
 
-Specify WAD with the WAD_URL env var
-
-Enable retro mode by setting the RETRO_MODE env mode to "true". This does the
-following:
-  - Disables jumping
-  - Disables mouse look
-  - Disables crouching
-  - Disables altering FOV
-  - Disables crosshairs
-  - Enables forced weapon switching on pickup
-
-Enable item (including weapons) respawning by setting the $ITEM_RESPAWN env
-var to true
+## Usage
+
+```
+docker run --rm -it \
+  -e IWAD_URL=https://files.jerryaldrichiii.com/public/doom2.wad \
+  -e RETRO_MODE=true \
+  -e ITEM_RESPAWN=true \
+  -e SV_HOSTNAME=doom.yourdomain.com \
+  -p 10666:10666/udp \
+  jerryaldrichiii/doom-server
+```
+
+Configurables (Set via ENV):
+  - IWAD_URL=https://files.jerryaldrichiii/public/doom2.wad - Specify IWAD :
+  - RETRO_MODE=true - Enable my idea of retro doom. It does the following:
+      - Disables jumping
+      - Disables mouse look
+      - Disables crouching
+      - Disables altering FOV
+      - Disables crosshairs
+      - Enables forced weapon switching on pickup
+  - ITEM_RESPAWN=true - Enable item (including weapons) respawning
+
+## Connecting
+
+Download Zandronum: [https://zandronum.com/download](https://zandronum.com/download)
+
+### Locally (For testing)
+
+- Download the same Doom IWAD that is on the server (Set via IWAD_URL env var)
+    - `wget https://files.jerryaldrichiii.com/public/freedm.wad`
+- Connect to the server:
+    - `zandronum -iwad /path/to/freedm.wad -connect localhost`
+
+### FreeDM
+
+- Download the same Doom IWAD that is on the server
+    - `wget https://files.jerryaldrichiii.com/public/freedm.wad`
+- Connect to the server:
+    - `zandronum -iwad /path/to/freedm.wad -connect doom.jerryaldrichiii.com`
+
+### Doom 2 (Shareware)
+
+- Download the same Doom IWAD that is on the server
+    - `wget https://files.jerryaldrichiii.com/public/doom2.wad`
+- Connect to the server:
+    - `zandronum -iwad /path/to/doom2.wad -connect doom.jerryaldrichiii.com:10667`
+
+## Notes
 
 See WIP/ for other nearly finished attempts of other servers