diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4e0d2c47..7dd62926 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,32 @@
+# [1.2.0-dev.4](https://github.com/ReVanced/revanced-api/compare/v1.2.0-dev.3...v1.2.0-dev.4) (2024-09-06)
+
+
+### Bug Fixes
+
+* Add back deprecated routes for backwards compatibility ([9f0eb5b](https://github.com/ReVanced/revanced-api/commit/9f0eb5bfe9d0436e76462b9c094f8b1158e04a44))
+* Make sure, expected paths in configuration exist ([32bedb7](https://github.com/ReVanced/revanced-api/commit/32bedb7fad3eef8116625964e5e1f0a2543ea2a4))
+
+# [1.2.0-dev.3](https://github.com/ReVanced/revanced-api/compare/v1.2.0-dev.2...v1.2.0-dev.3) (2024-09-04)
+
+
+### Bug Fixes
+
+* Return correct GPG keys url ([#187](https://github.com/ReVanced/revanced-api/issues/187)) ([74e5389](https://github.com/ReVanced/revanced-api/commit/74e53891a17bd3f76f358477e4228550e6f70149))
+
+# [1.2.0-dev.2](https://github.com/ReVanced/revanced-api/compare/v1.2.0-dev.1...v1.2.0-dev.2) (2024-08-24)
+
+
+### Features
+
+* Respond to all ping request methods ([df116bd](https://github.com/ReVanced/revanced-api/commit/df116bd22134c8222c72b28e9387bc9871d3473e))
+
+# [1.2.0-dev.1](https://github.com/ReVanced/revanced-api/compare/v1.1.0...v1.2.0-dev.1) (2024-08-16)
+
+
+### Features
+
+* Move /latest routes to parent ([4e8e83d](https://github.com/ReVanced/revanced-api/commit/4e8e83db1a20c76a81967af4e7e3a8634649790a))
+
 # [1.1.0](https://github.com/ReVanced/revanced-api/compare/v1.0.0...v1.1.0) (2024-07-15)
 
 
diff --git a/README.md b/README.md
index e520b85d..1ed9dac6 100644
--- a/README.md
+++ b/README.md
@@ -96,20 +96,30 @@ so before you can pull the image, you need to [authenticate to the Container reg
 
 1. Create an `.env` file using [.env.example](.env.example) as a template
 2. Create a `configuration.toml` file using [configuration.example.toml](configuration.example.toml) as a template
-3. Create a `docker-compose.yml` file using [docker-compose.example.yml](docker-compose.example.yml) as a template
-4. Run `docker-compose up -d` to start the server
+3. Create an `about.json` file using [about.example.json](about.example.json) as a template
+4. Create a `docker-compose.yml` file using [docker-compose.example.yml](docker-compose.example.yml) as a template
+5. Run `docker-compose up -d` to start the server
 
 ### 💻 Docker CLI
 
 1. Create an `.env` file using [.env.example](.env.example) as a template
 2. Create a `configuration.toml` file using [configuration.example.toml](configuration.example.toml) as a template
-3. Start the container using the following command:
+3. Create an `about.json` file using [about.example.json](about.example.json) as a template
+4. Start the container using the following command:
    ```shell
    docker run -d --name revanced-api \
     # Mount the .env file
     -v $(pwd)/.env:/app/.env \
     # Mount the configuration.toml file
     -v $(pwd)/configuration.toml:/app/configuration.toml \
+    # Mount the patches public key
+    -v $(pwd)/patches-public-key.asc:/app/patches-public-key.asc \
+    # Mount the integrations public key
+    -v $(pwd)/integrations-public-key.asc:/app/integrations-public-key.asc \
+    # Mount the static folder
+    -v $(pwd)/static:/app/static \
+    # Mount the about.json file
+    -v $(pwd)/about.json:/app/about.json \
     # Mount the persistence folder
     -v $(pwd)/persistence:/app/persistence \
     # Expose the port 8888
@@ -132,7 +142,8 @@ A Java Runtime Environment (JRE) must be installed.
 2. In the same folder, create an `.env` file using [.env.example](.env.example) as a template
 3. In the same folder, create a `configuration.toml` file
 using [configuration.example.toml](configuration.example.toml) as a template
-4. Run `java -jar revanced-api.jar start` to start the server
+4. In the same folder, create an `about.json` file using [about.example.json](about.example.json) as a template
+5. Run `java -jar revanced-api.jar start` to start the server
 
 ### 🛠️ From source
 
@@ -141,7 +152,8 @@ A Java Development Kit (JDK) and Git must be installed.
 1. Run `git clone git@github.com:ReVanced/revanced-api.git` to clone the repository
 2. Copy [.env.example](.env.example) to `.env` and fill in the required values
 3. Copy [configuration.example.toml](configuration.example.toml) to `configuration.toml` and fill in the required values
-4. Run `gradlew run --args=start` to start the server
+4. Copy [about.example.json](about.example.json) to `about.json` and fill in the required values
+5. Run `gradlew run --args=start` to start the server
 
 ## 📚 Everything else
 
diff --git a/docker-compose.example.yml b/docker-compose.example.yml
index 8034e332..db40175e 100644
--- a/docker-compose.example.yml
+++ b/docker-compose.example.yml
@@ -13,5 +13,5 @@ services:
     environment:
       - COMMAND=start
     ports:
-      - 8888:8888
+      - "8888:8888"
     restart: unless-stopped
diff --git a/gradle.properties b/gradle.properties
index 24b8e245..3bab40c6 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,4 +1,4 @@
 org.gradle.parallel = true
 org.gradle.caching = true
 kotlin.code.style = official
-version = 1.1.0
+version = 1.2.0-dev.4
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 6730386a..2816c9ef 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -10,8 +10,8 @@ ktor = "2.3.7"
 ktoml = "0.5.2"
 picocli = "4.7.6"
 datetime = "0.6.0"
-revanced-patcher = "19.3.1"
-revanced-library = "2.3.0"
+revanced-patcher = "20.0.0"
+revanced-library = "3.0.1-dev.1"
 caffeine = "3.1.8"
 bouncy-castle = "1.78.1"
 
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index e6441136..2c352119 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 8a1f6b97..68e8816d 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,7 +1,7 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionSha256Sum=a4b4158601f8636cdeeab09bd76afb640030bb5b144aafe261a5e8af027dc612
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.8-bin.zip
+distributionSha256Sum=d725d707bfabd4dfdc958c624003b3c80accc03f7037b5122c4b1d0ef15cecab
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.9-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
diff --git a/gradlew b/gradlew
index b740cf13..f5feea6d 100755
--- a/gradlew
+++ b/gradlew
@@ -15,6 +15,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 
 ##############################################################################
 #
@@ -84,7 +86,8 @@ done
 # shellcheck disable=SC2034
 APP_BASE_NAME=${0##*/}
 # Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036)
-APP_HOME=$( cd "${APP_HOME:-./}" > /dev/null && pwd -P ) || exit
+APP_HOME=$( cd -P "${APP_HOME:-./}" > /dev/null && printf '%s
+' "$PWD" ) || exit
 
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD=maximum
diff --git a/gradlew.bat b/gradlew.bat
index 25da30db..9d21a218 100755
--- a/gradlew.bat
+++ b/gradlew.bat
@@ -13,6 +13,8 @@
 @rem See the License for the specific language governing permissions and
 @rem limitations under the License.
 @rem
+@rem SPDX-License-Identifier: Apache-2.0
+@rem
 
 @if "%DEBUG%"=="" @echo off
 @rem ##########################################################################
diff --git a/src/main/kotlin/app/revanced/api/configuration/repository/ConfigurationRepository.kt b/src/main/kotlin/app/revanced/api/configuration/repository/ConfigurationRepository.kt
index 22a654e5..65b82f68 100644
--- a/src/main/kotlin/app/revanced/api/configuration/repository/ConfigurationRepository.kt
+++ b/src/main/kotlin/app/revanced/api/configuration/repository/ConfigurationRepository.kt
@@ -17,6 +17,7 @@ import kotlinx.serialization.json.JsonNamingStrategy
 import kotlinx.serialization.json.decodeFromStream
 import java.io.File
 import java.nio.file.Path
+import kotlin.io.path.createDirectories
 
 /**
  * The repository storing the configuration for the API.
@@ -60,6 +61,11 @@ internal class ConfigurationRepository(
     @SerialName("about-json-file-path")
     val about: APIAbout,
 ) {
+    init {
+        staticFilesPath.createDirectories()
+        versionedStaticFilesPath.createDirectories()
+    }
+
     /**
      * Am asset configuration whose asset is signed.
      *
diff --git a/src/main/kotlin/app/revanced/api/configuration/repository/GitHubBackendRepository.kt b/src/main/kotlin/app/revanced/api/configuration/repository/GitHubBackendRepository.kt
index d5d91489..39d02368 100644
--- a/src/main/kotlin/app/revanced/api/configuration/repository/GitHubBackendRepository.kt
+++ b/src/main/kotlin/app/revanced/api/configuration/repository/GitHubBackendRepository.kt
@@ -98,7 +98,7 @@ class GitHubBackendRepository(client: HttpClient) : BackendRepository(client) {
                 gpgKeys =
                 BackendMember.GpgKeys(
                     ids = gpgKeys.map { it.keyId },
-                    url = "https://api.github.com/users/${user.login}.gpg",
+                    url = "https://github.com/${user.login}.gpg",
                 ),
             )
         }
diff --git a/src/main/kotlin/app/revanced/api/configuration/routes/ApiRoute.kt b/src/main/kotlin/app/revanced/api/configuration/routes/ApiRoute.kt
index 834f8573..d041461f 100644
--- a/src/main/kotlin/app/revanced/api/configuration/routes/ApiRoute.kt
+++ b/src/main/kotlin/app/revanced/api/configuration/routes/ApiRoute.kt
@@ -72,7 +72,7 @@ internal fun Route.apiRoute() {
 
         installPingRouteDocumentation()
 
-        head {
+        handle {
             call.respond(HttpStatusCode.NoContent)
         }
     }
diff --git a/src/main/kotlin/app/revanced/api/configuration/routes/ManagerRoute.kt b/src/main/kotlin/app/revanced/api/configuration/routes/ManagerRoute.kt
index b87024cf..811f3a93 100644
--- a/src/main/kotlin/app/revanced/api/configuration/routes/ManagerRoute.kt
+++ b/src/main/kotlin/app/revanced/api/configuration/routes/ManagerRoute.kt
@@ -14,33 +14,41 @@ import io.ktor.server.routing.*
 import org.koin.ktor.ext.get as koinGet
 
 internal fun Route.managerRoute() = route("manager") {
-    val managerService = koinGet<ManagerService>()
+    configure()
 
+    // TODO: Remove this deprecated route eventually.
     route("latest") {
-        installLatestManagerRouteDocumentation()
+        configure(deprecated = true)
+    }
+}
 
-        rateLimit(RateLimitName("weak")) {
-            get {
-                call.respond(managerService.latestRelease())
-            }
+private fun Route.configure(deprecated: Boolean = false) {
+    val managerService = koinGet<ManagerService>()
+
+    installManagerRouteDocumentation(deprecated)
 
-            route("version") {
-                installLatestManagerVersionRouteDocumentation()
+    rateLimit(RateLimitName("weak")) {
+        get {
+            call.respond(managerService.latestRelease())
+        }
 
-                get {
-                    call.respond(managerService.latestVersion())
-                }
+        route("version") {
+            installManagerVersionRouteDocumentation(deprecated)
+
+            get {
+                call.respond(managerService.latestVersion())
             }
         }
     }
 }
 
-private fun Route.installLatestManagerRouteDocumentation() = installNotarizedRoute {
+private fun Route.installManagerRouteDocumentation(deprecated: Boolean) = installNotarizedRoute {
     tags = setOf("Manager")
 
     get = GetInfo.builder {
-        description("Get the latest manager release")
-        summary("Get latest manager release")
+        if (deprecated) isDeprecated()
+        description("Get the current manager release")
+        summary("Get current manager release")
         response {
             description("The latest manager release")
             mediaTypes("application/json")
@@ -50,14 +58,15 @@ private fun Route.installLatestManagerRouteDocumentation() = installNotarizedRou
     }
 }
 
-private fun Route.installLatestManagerVersionRouteDocumentation() = installNotarizedRoute {
+private fun Route.installManagerVersionRouteDocumentation(deprecated: Boolean) = installNotarizedRoute {
     tags = setOf("Manager")
 
     get = GetInfo.builder {
-        description("Get the latest manager release version")
-        summary("Get latest manager release version")
+        if (deprecated) isDeprecated()
+        description("Get the current manager release version")
+        summary("Get current manager release version")
         response {
-            description("The latest manager release version")
+            description("The current manager release version")
             mediaTypes("application/json")
             responseCode(HttpStatusCode.OK)
             responseType<APIReleaseVersion>()
diff --git a/src/main/kotlin/app/revanced/api/configuration/routes/PatchesRoute.kt b/src/main/kotlin/app/revanced/api/configuration/routes/PatchesRoute.kt
index b1ff8412..efe7e100 100644
--- a/src/main/kotlin/app/revanced/api/configuration/routes/PatchesRoute.kt
+++ b/src/main/kotlin/app/revanced/api/configuration/routes/PatchesRoute.kt
@@ -17,32 +17,39 @@ import kotlin.time.Duration.Companion.days
 import org.koin.ktor.ext.get as koinGet
 
 internal fun Route.patchesRoute() = route("patches") {
-    val patchesService = koinGet<PatchesService>()
+    configure()
 
+    // TODO: Remove this deprecated route eventually.
     route("latest") {
-        installLatestPatchesRouteDocumentation()
+        configure(deprecated = true)
+    }
+}
 
-        rateLimit(RateLimitName("weak")) {
-            get {
-                call.respond(patchesService.latestRelease())
-            }
+private fun Route.configure(deprecated: Boolean = false) {
+    val patchesService = koinGet<PatchesService>()
 
-            route("version") {
-                installLatestPatchesVersionRouteDocumentation()
+    installPatchesRouteDocumentation(deprecated)
 
-                get {
-                    call.respond(patchesService.latestVersion())
-                }
+    rateLimit(RateLimitName("weak")) {
+        get {
+            call.respond(patchesService.latestRelease())
+        }
+
+        route("version") {
+            installPatchesVersionRouteDocumentation(deprecated)
+
+            get {
+                call.respond(patchesService.latestVersion())
             }
         }
+    }
 
-        rateLimit(RateLimitName("strong")) {
-            route("list") {
-                installLatestPatchesListRouteDocumentation()
+    rateLimit(RateLimitName("strong")) {
+        route("list") {
+            installPatchesListRouteDocumentation(deprecated)
 
-                get {
-                    call.respondBytes(ContentType.Application.Json) { patchesService.list() }
-                }
+            get {
+                call.respondBytes(ContentType.Application.Json) { patchesService.list() }
             }
         }
     }
@@ -51,7 +58,7 @@ internal fun Route.patchesRoute() = route("patches") {
         route("keys") {
             installCache(356.days)
 
-            installPatchesPublicKeyRouteDocumentation()
+            installPatchesPublicKeyRouteDocumentation(deprecated)
 
             get {
                 call.respond(patchesService.publicKeys())
@@ -60,14 +67,15 @@ internal fun Route.patchesRoute() = route("patches") {
     }
 }
 
-private fun Route.installLatestPatchesRouteDocumentation() = installNotarizedRoute {
+private fun Route.installPatchesRouteDocumentation(deprecated: Boolean) = installNotarizedRoute {
     tags = setOf("Patches")
 
     get = GetInfo.builder {
-        description("Get the latest patches release")
-        summary("Get latest patches release")
+        if (deprecated) isDeprecated()
+        description("Get the current patches release")
+        summary("Get current patches release")
         response {
-            description("The latest patches release")
+            description("The current patches release")
             mediaTypes("application/json")
             responseCode(HttpStatusCode.OK)
             responseType<APIRelease<APIPatchesAsset>>()
@@ -75,14 +83,15 @@ private fun Route.installLatestPatchesRouteDocumentation() = installNotarizedRou
     }
 }
 
-private fun Route.installLatestPatchesVersionRouteDocumentation() = installNotarizedRoute {
+private fun Route.installPatchesVersionRouteDocumentation(deprecated: Boolean) = installNotarizedRoute {
     tags = setOf("Patches")
 
     get = GetInfo.builder {
-        description("Get the latest patches release version")
-        summary("Get latest patches release version")
+        if (deprecated) isDeprecated()
+        description("Get the current patches release version")
+        summary("Get current patches release version")
         response {
-            description("The latest patches release version")
+            description("The current patches release version")
             mediaTypes("application/json")
             responseCode(HttpStatusCode.OK)
             responseType<APIReleaseVersion>()
@@ -90,12 +99,13 @@ private fun Route.installLatestPatchesVersionRouteDocumentation() = installNotar
     }
 }
 
-private fun Route.installLatestPatchesListRouteDocumentation() = installNotarizedRoute {
+private fun Route.installPatchesListRouteDocumentation(deprecated: Boolean) = installNotarizedRoute {
     tags = setOf("Patches")
 
     get = GetInfo.builder {
-        description("Get the list of patches from the latest patches release")
-        summary("Get list of patches from latest patches release")
+        if (deprecated) isDeprecated()
+        description("Get the list of patches from the current patches release")
+        summary("Get list of patches from current patches release")
         response {
             description("The list of patches")
             mediaTypes("application/json")
@@ -105,10 +115,11 @@ private fun Route.installLatestPatchesListRouteDocumentation() = installNotarize
     }
 }
 
-private fun Route.installPatchesPublicKeyRouteDocumentation() = installNotarizedRoute {
+private fun Route.installPatchesPublicKeyRouteDocumentation(deprecated: Boolean) = installNotarizedRoute {
     tags = setOf("Patches")
 
     get = GetInfo.builder {
+        if (deprecated) isDeprecated()
         description("Get the public keys for verifying patches and integrations assets")
         summary("Get patches and integrations public keys")
         response {
diff --git a/src/main/kotlin/app/revanced/api/configuration/services/PatchesService.kt b/src/main/kotlin/app/revanced/api/configuration/services/PatchesService.kt
index a1e7608c..6a70041a 100644
--- a/src/main/kotlin/app/revanced/api/configuration/services/PatchesService.kt
+++ b/src/main/kotlin/app/revanced/api/configuration/services/PatchesService.kt
@@ -4,8 +4,8 @@ import app.revanced.api.configuration.repository.BackendRepository
 import app.revanced.api.configuration.repository.BackendRepository.BackendOrganization.BackendRepository.BackendRelease.Companion.first
 import app.revanced.api.configuration.repository.ConfigurationRepository
 import app.revanced.api.configuration.schema.*
-import app.revanced.library.PatchUtils
-import app.revanced.patcher.PatchBundleLoader
+import app.revanced.library.serializeTo
+import app.revanced.patcher.patch.loadPatchesFromJar
 import com.github.benmanes.caffeine.cache.Caffeine
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
@@ -94,7 +94,7 @@ internal class PatchesService(
                         configurationRepository.patches.publicKeyId,
                     )
                 ) {
-                    PatchBundleLoader.Jar(patchesFile)
+                    loadPatchesFromJar(setOf(patchesFile))
                 } else {
                     // Use an empty set of patches if the signature is invalid.
                     emptySet()
@@ -103,7 +103,7 @@ internal class PatchesService(
                 patchesFile.delete()
 
                 ByteArrayOutputStream().use { stream ->
-                    PatchUtils.Json.serialize(patches, outputStream = stream)
+                    patches.serializeTo(outputStream = stream)
 
                     stream.toByteArray()
                 }