Fix opposite_eq method.

Simplify method in Simplify trait.

Fix distributive law.

Response for the simplify endpoint.

HTTP client.

camelCase and SCREAMING_SNAKE_CASE for struct and enum

http/http-client.env.json

@@ -0,0 +1,10 @@
+{
+  "dev": {
+    "expression": "",
+    "url": "http://localhost:8000"
+  },
+  "prod": {
+    "expression": "",
+    "url": "https://api.martials.no/simplify-truths"
+  }
+}