Add install instructions to README.md and add another TODO

README.md

@@ -1,6 +1,6 @@
 # WallHeaven
-The best wallpaper proxy  
-Might be endorsed by the pope, idk
+The best wallpaper proxy.
+Might be endorsed by the pope!
 
 ## Instances
 | Name  | Link    |
@@ -8,10 +8,37 @@ Might be endorsed by the pope, idk
 | Squibid's instance (master) in the US | [wallheaven.squi.bid](https://wallheaven.squi.bid) |
 
 ## Install Instructions
-coming soon™️
+### Nginx
+1. git clone this repo into a path accessable by the user running nginx
+2. put the config below into your /etc/nginx/sites-available
+3. `ln -s /etc/nginx/sites-available/wallheaven /etc/nginx/sites-enabled/`
+4. run `certbot --nginx` (make sure you have the nginx module installed)
+5. restart the nginx service
+```
+server {
+    server_name example.com;
+    root /path/to/dir;
+    index index.php;
+    location ~ \.php$ {
+        include snippets/fastcgi-php.conf;
+        fastcgi_pass unix:/run/php/php7.3-fpm.sock;
+    }
+}
+server {
+    listen 80;
+
+    server_name example.com;
+}
+```
+#### Additional Notes
+You will need to install fastcgi and php in order to run wallheaven
+along with certbot and the required nginx module to get a SSL cert.
+
+Good luck, and thanks for hosting an instance :).
 
 ## ToDo
 - add a website icon
+- make image embed better when sharing
 
 ## Known Bug(s) (I'm too lazy to fix these)
 - Tags occasionally overflow onto the next line if hovered over