fixes the necessary hyphens required to create a hyperlink work on github

Author: ishtms

Readme.md

@@ -166,14 +166,14 @@ The repo for our backend framework- [Velocy](https://github.com/ishtms/velocy)
         - [Testing our web server](/chapters/ch06.0-http-deep-dive.md#testing-our-web-server)
         - [Testing with `cURL`](/chapters/ch06.0-http-deep-dive.md#testing-with-curl)
 - [HTTP Verbs, Versioning and the benefits of `HTTP/1.1`](/chapters/ch06.1-http-verbs-versioning-http1_1.md)
-    - [`GET` - Retrieve data](/chapters/ch06.1-http-verbs-versioning-http1_1.md#get-retrieve-data)
-    - [`POST` - Create something](/chapters/ch06.1-http-verbs-versioning-http1_1.md#post-create-something)
-    - [`PUT` - Replace or create](/chapters/ch06.1-http-verbs-versioning-http1_1.md#put-replace-or-create)
-    - [`HEAD` - Retrieve metadata](/chapters/ch06.1-http-verbs-versioning-http1_1.md#head-retrieve-metadata)
-    - [`DELETE` - Remove from existence](/chapters/ch06.1-http-verbs-versioning-http1_1.md#delete-remove-from-existence)
-    - [`PATCH` - Partial updates](/chapters/ch06.1-http-verbs-versioning-http1_1.md#patch-partial-updates)
+    - [`GET` - Retrieve data](/chapters/ch06.1-http-verbs-versioning-http1_1.md#get---retrieve-data)
+    - [`POST` - Create something](/chapters/ch06.1-http-verbs-versioning-http1_1.md#post---create-something)
+    - [`PUT` - Replace or create](/chapters/ch06.1-http-verbs-versioning-http1_1.md#put---replace-or-create)
+    - [`HEAD` - Retrieve metadata](/chapters/ch06.1-http-verbs-versioning-http1_1.md#head---retrieve-metadata)
+    - [`DELETE` - Remove from existence](/chapters/ch06.1-http-verbs-versioning-http1_1.md#delete---remove-from-existence)
+    - [`PATCH` - Partial updates](/chapters/ch06.1-http-verbs-versioning-http1_1.md#patch---partial-updates)
     - [A small recap](/chapters/ch06.1-http-verbs-versioning-http1_1.md#a-small-recap)
-    - [The `/` path](/chapters/ch06.1-http-verbs-versioning-http1_1.md#the-path)
+    - [The `/` path](/chapters/ch06.1-http-verbs-versioning-http1_1.md#the--path)
     - [`HTTP/0.9`](/chapters/ch06.1-http-verbs-versioning-http1_1.md#http09)
     - [`HTTP/1.0`](/chapters/ch06.1-http-verbs-versioning-http1_1.md#http10)
         - [Introduction to the HTTP Header](/chapters/ch06.1-http-verbs-versioning-http1_1.md#introduction-to-the-http-header)
@@ -191,16 +191,16 @@ The repo for our backend framework- [Velocy](https://github.com/ishtms/velocy)
         - [New Methods: `PUT`, `DELETE`, `CONNECT`, `OPTIONS`, `TRACE`](/chapters/ch06.1-http-verbs-versioning-http1_1.md#new-methods-put-delete-connect-options-trace)
 - [User Agents](/chapters/ch06.2-user-agents.md)
     - [`User-Agent` can be weird](/chapters/ch06.2-user-agents.md#user-agent-can-be-weird)
-- [MIME Type and `Content-Type`](/chapters/ch06.3-mime-type-and-content-type.md#mime-type-and-content-type-)
-  * [Understanding the `Accept` Header](/chapters/ch06.3-mime-type-and-content-type.md#understanding-the-accept-header)
+- [MIME Type and `Content-Type`](/chapters/ch06.3-mime-type-and-content-type.md#mime-type-and--content-type-)
+  * [Understanding the `Accept` Header](/chapters/ch06.3-mime-type-and-content-type.md#understanding-the--accept--header)
     + [Breaking Down the Line](/chapters/ch06.3-mime-type-and-content-type.md#breaking-down-the-line)
     + [Why the Wildcard?](/chapters/ch06.3-mime-type-and-content-type.md#why-the-wildcard-)
     + [Server Response](/chapters/ch06.3-mime-type-and-content-type.md#server-response)
   * [Mime Type](/chapters/ch06.3-mime-type-and-content-type.md#mime-type)
   * [Anatomy of a MIME type](/chapters/ch06.3-mime-type-and-content-type.md#anatomy-of-a-mime-type)
   * [But why the wildcard `*/*`?](/chapters/ch06.3-mime-type-and-content-type.md#but-why-the-wildcard)
   * [The `Content-Type` header](/chapters/ch06.3-mime-type-and-content-type.md#the-content-type-header)
-    + [`Content-Type` on request header](/chapters/ch06.3-mime-type-and-content-type.md#-content-type-on-request-header)
+    + [`Content-Type` on request header](/chapters/ch06.3-mime-type-and-content-type.md#-content-type--on-request-header)
     + [`Content-Type` on response header](/chapters/ch06.3-mime-type-and-content-type.md#content-type-on-response-header)
 
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