feat: add docs to add new Hostea Doctor

docs/gitea-clinic-new-doctor.md

@@ -0,0 +1,43 @@
+# Add new Hostea Doctor to Gitea Clinic section:
+
+1. Add the following template to
+   [`clinic-doctors.toml`](../data/clinic-doctors.toml) and fill in the
+   Doctor details:
+
+```toml
+## ------------- batman ---------
+[[ doctors ]]
+nick = "batman"
+name ="Bruce Wayne"
+website = "https://bat.example.com"
+
+## ------------- start batman ---------
+```
+
+2. Optionally, add Doctor's photo:
+
+    i. Add photo to [`../static/people`](../static/people)
+
+    ii. Add photo filename to Doctor's section created in step 1:
+
+```toml
+## ------------- batman ---------
+[[ doctors ]]
+nick = "batman"
+name ="Bruce Wayne"
+# <-----ADD BELOW LINE TO ADD PHOTO ---->
+photo = "static/people/batman.jpg"
+# <--------->
+website = "https://bat.example.com"
+
+## ------------- start batman ---------
+```
+
+## Style Guide
+
+Please start and end doctor details with the following delimiters:
+
+```toml
+## ------------- start doctor-nick-name ---------
+## ------------- start doctor-nick-name ---------
+```