fix: db configuration

resources/config/backend.edn

@@ -2,13 +2,15 @@
                  :test 8081}
  :db #profile {:default
                {:dbtype "postgresql"
-                :dbname "challenge"
+                :dbname #env DB_NAME
                 :host #env DB_HOST
-                :username "postgres"
-                :password #or [#env DB_PASSWORD ""]}
+                :port #long #env DB_PORT
+                :username #env DB_USERNAME
+                :password #env DB_PASSWORD}
                :test
                {:dbtype "postgresql"
                 :dbname "challenge_test"
-                :host #env DB_TEST_HOST
+                :host "localhost"
+                :port 5432
                 :username "postgres"
-                :password #or [#env DB_TEST_PASSWORD ""]}}}
+                :password "postgres"}}}

src/challenge/backend/config.clj

@@ -7,10 +7,11 @@
 (s/def :db/dbtype #{"postgresql"})
 (s/def :db/dbname ::ne-string)
 (s/def :db/host ::ne-string)
+(s/def :db/port ::port)
 (s/def :db/username ::ne-string)
 (s/def :db/password string?)
 (s/def ::db
-  (s/keys :req-un [:db/dbtype :db/dbname :db/host :db/username :db/password]))
+  (s/keys :req-un [:db/dbtype :db/dbname :db/host :db/port :db/username :db/password]))
 
 (s/def ::config
   (s/keys :req-un [::port ::db]))

src/challenge/backend/core.clj

@@ -1,12 +1,14 @@
 (ns challenge.backend.core
   (:gen-class)
   (:require
+   [mount.core :as mount]
    [org.httpkit.server :refer [run-server]]
    [taoensso.timbre :refer [info infof]]
    [challenge.backend.deps :refer [configuration]]
    [challenge.backend.server :as server]))
 
 (defn -main [& _]
+  (mount/start)
   (info "Connected to database")
   (infof "Running server on http://localhost:%d" (:port configuration))
   (run-server server/app {:port (:port configuration)}))