rm redundant packages and fix code blocks in previous posts

package.json

@@ -31,9 +31,5 @@
     "luxon": "^1.26.0",
     "markdown-it": "^12.1.0",
     "markdown-it-anchor": "^8.1.2"
-  },
-  "dependencies": {
-    "animate.css": "^4.1.1",
-    "tailwindcss": "^2.2.19"
   }
 }

posts/making-your-own-blog.md

@@ -47,7 +47,7 @@ GitHub will then generate your repo using the eleventy base blog template. There
 You can use your email or GitHub login (I'd recommend using GH as that is what I did). Once logged in go to <https://app.netlify.com/start>, choose `GitHub` as the option for Continuous Deployment then select your repo you have created with the elventy template. Then click `Deploy site`. Head to `https://app.netlify.com/sites/user-name/settings/general#site-details`. For now Netlify provides you with its own subdomain at `subdomain.netlify.app` but you can change it by presssing `Change site name`.  
 ### Back to GitHub
 Remember `metadata.json`? You'll need to fill that in now to customise the template to match you.
-```
+```json
 {
   "title": "Blog title",
   "url": "https://subdomain-you-chose.netlify.app/",

posts/my-current-vps-setup.md

@@ -122,7 +122,7 @@ docker run -d --restart="always" --read-only -p 8080:8080 -v $PWD/privatebin-dat
 
 [Dashy](https://dashy.to/) can be ran in a docker container, but some plugins *do not* work whilst Dashy is in one, so I am using npm to build and serve it instead. Once you are done setting up dashy
 
-```
+```shell
 git clone https://github.com/Lissy93/dashy.git
 cd dashy
 # make your changes to public/conf