feat: Parse command-line arguments

package.yaml

@@ -11,9 +11,6 @@ extra-source-files:
 
 dependencies:
   - base >= 4.13 && < 5
-  - time
-  - directory
-  - containers
   - net-mqtt
   - network-uri
   - req
@@ -21,7 +18,7 @@ dependencies:
   - aeson
   - text
   - bytestring
-  - process
+  - optparse-applicative
 
 ghc-options:
   - -Wall
@@ -66,3 +63,5 @@ tests:
     source-dirs:
       - test/doctest
     build-tools: doctest
+    dependencies:
+      - process