chore: add descriptions to docs

buildSrc/src/main/kotlin/sh/nino/towa/gradle/Metadata.kt

@@ -36,8 +36,3 @@ val VERSION = Version(1, 0, 0, 0, ReleaseType.None)
  * artifacts.
  */
 val JAVA_VERSION = JavaVersion.VERSION_17
-
-/**
- * Returns the commit hash of the Git repository.
- */
-// val COMMIT_HASH by lazy {}

buildSrc/src/main/kotlin/towa-module.gradle.kts

@@ -102,6 +102,7 @@ tasks {
     dokkaHtml {
         dokkaSourceSets {
             configureEach {
+                moduleName.set("towa-${project.name}")
                 platform.set(org.jetbrains.dokka.Platform.jvm)
                 jdkVersion.set(17)
                 includes.from("DokkaDescription.md")

core/DokkaDescription.md

@@ -0,0 +1,16 @@
+# Module towa-core
+**towa-core** is the main core package that is used by the [slash-commands](https://towa.nino.sh/slash-commands/index.html) package. It
+is also recommended to bundle **towa-core** as a dependency if you wish to use the Extensions feature.
+
+```kotlin
+suspend fun main(args: Array<String>) {
+    val towa = Towa { // this: sh.nino.towa.core.TowaBuilder
+        kord("token") { // this: KordBuilder
+            enableShutdownHook = false
+        }
+    }
+
+    towa.start()
+    towa.kord.login()
+}
+```

locator-koin/DokkaDescription.md

@@ -0,0 +1,4 @@
+# Module towa-locator-koin
+**locator-koin** is the package that uses **Koin** to find any object from your dependency injection tree. This package
+only implements [KoinLoader](https://towa.nino.sh/locator-koin/sh.nino.towa.locator.koin/-koin-locator/index.html) which extends
+[sh.nino.towa.core.locator.Locator](https://towa.nino.sh/core/sh.nino.towa.core.locator/-locator/index.html).

slash-commands/DokkaDescription.md

@@ -0,0 +1,4 @@
+# Module towa-slash-commands
+**slash-commands** is a Towa extension to use the Slash Commands framework.
+
+You can see an example project [here](https://github.com/NinoDiscord/towa/tree/master/test).