add api examples to docs (#548)

* add remark to api examples

* smal reformulation

Author: bertiqwerty

docs/examples.md

@@ -9,3 +9,10 @@ This is a collection of code examples to allow for an easy exploration of the fu
 - [creating designs for a custom model](design_with_explicit_formula.ipynb)
 - [creating designs with NChooseK constraints](nchoosek_constraint.ipynb)
 - [creating full and fractional factorial designs](fractional_factorial.ipynb)
+
+## API with BoFire
+
+You can find an examples of how BoFire can be used in APIs in separate repositories:
+
+- The [Candidates API](https://github.com/experimental-design/bofire-candidates-api) demonstrates an API that provides get new experimental candidates based on DoE or Bayesian optimization.
+- The [Types API](https://github.com/experimental-design/bofire-types-api) is an API to check serialized data models. For instance, a JavaScript frontend that allows the user to define an optimization domain can check its validity explicitly.

tutorials/getting_started.ipynb

@@ -10617,7 +10617,7 @@
    "id": "59",
    "metadata": {},
    "source": [
-    "An alternative way is calling the strategies constructor directly."
+    "An alternative way is calling the strategy's constructor directly."
    ]
   },
   {