[PM-19783] Migrate ConfigApi and ConfigResponseJson to network module (#4964)

network/src/main/kotlin/com/bitwarden/network/api/ConfigApi.kt

@@ -0,0 +1,14 @@
+package com.bitwarden.network.api
+
+import com.bitwarden.network.model.ConfigResponseJson
+import com.bitwarden.network.model.NetworkResult
+import retrofit2.http.GET
+
+/**
+ * This interface defines the API service for fetching configuration data.
+ */
+interface ConfigApi {
+
+    @GET("config")
+    suspend fun getConfig(): NetworkResult<ConfigResponseJson>
+}

network/src/main/kotlin/com/bitwarden/network/model/ConfigResponseJson.kt

@@ -0,0 +1,82 @@
+package com.bitwarden.network.model
+
+import kotlinx.serialization.SerialName
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.json.JsonPrimitive
+
+/**
+ * Represents the response model for configuration data fetched from the server.
+ *
+ * @property type The object type, typically "config".
+ * @property version The version of the configuration data.
+ * @property gitHash The Git hash associated with the configuration data.
+ * @property server The server information (nullable).
+ * @property environment The environment information containing URLs (vault, api, identity, etc.).
+ * @property featureStates A map containing various feature states.
+ */
+@Serializable
+data class ConfigResponseJson(
+    @SerialName("object")
+    val type: String?,
+
+    @SerialName("version")
+    val version: String?,
+
+    @SerialName("gitHash")
+    val gitHash: String?,
+
+    @SerialName("server")
+    val server: ServerJson?,
+
+    @SerialName("environment")
+    val environment: EnvironmentJson?,
+
+    @SerialName("featureStates")
+    val featureStates: Map<String, JsonPrimitive>?,
+) {
+    /**
+     * Represents a server in the configuration response.
+     *
+     * @param name The name of the server.
+     * @param url The URL of the server.
+     */
+    @Serializable
+    data class ServerJson(
+        @SerialName("name")
+        val name: String?,
+
+        @SerialName("url")
+        val url: String?,
+    )
+
+    /**
+     * Represents the environment details in the configuration response.
+     *
+     * @param cloudRegion The cloud region associated with the environment.
+     * @param vaultUrl The URL of the vault service in the environment.
+     * @param apiUrl The URL of the API service in the environment.
+     * @param identityUrl The URL of the identity service in the environment.
+     * @param notificationsUrl The URL of the notifications service in the environment.
+     * @param ssoUrl The URL of the single sign-on (SSO) service in the environment.
+     */
+    @Serializable
+    data class EnvironmentJson(
+        @SerialName("cloudRegion")
+        val cloudRegion: String?,
+
+        @SerialName("vault")
+        val vaultUrl: String?,
+
+        @SerialName("api")
+        val apiUrl: String?,
+
+        @SerialName("identity")
+        val identityUrl: String?,
+
+        @SerialName("notifications")
+        val notificationsUrl: String?,
+
+        @SerialName("sso")
+        val ssoUrl: String?,
+    )
+}