fix links in new docs

docs/pages/docker.md

@@ -37,7 +37,7 @@ You can configure the default schedule via environment variables. Don't forget t
 , else
 it will not generate it (it will just use the default one).
 
-For more info's about the options, you can look in the main scripts [README.md](../README.md)
+For more info's about the options, you can look in the main scripts [README.md](../)
 
 | ENV Variable           | Default         | manga-dlp option         | Info                                                                     |
 |:-----------------------|:----------------|:-------------------------|--------------------------------------------------------------------------|

docs/pages/download.md

@@ -78,7 +78,7 @@ The default is set to `.cbz`, so if no format is given it falls back to `<manga-
 
 For pdf creation you have to install [img2pdf](https://pypi.org/project/img2pdf/).
 With the amd64 docker image it is already installed
-see more in the Docker [README.md](docker/README.md).
+see more in the Docker [README.md](../docker/).
 
 **Supported format options:**
 

docs/pages/index.md

@@ -117,8 +117,10 @@ optional arguments:
 
 For suggestions for improvement, just open a pull request.
 
-If you want to add support for a new site, there is an api [template file](./contrib/api_template.py) which you can use.
-And more infos and tools in the contrib [README.md](contrib/README.md)
+If you want to add support for a new site, there is an
+api [template file](https://github.com/olofvndrhr/manga-dlp/blob/master/contrib/api_template.py) which you can use.
+And more infos and tools in the
+contrib [README.md](https://github.com/olofvndrhr/manga-dlp/blob/master/contrib/README.md)
 
 Otherwise, you can open am issue with the name of the site which you want support for. (not guaranteed to be
 implemented)