--- a/paper-server/build.gradle.kts
+++ b/paper-server/build.gradle.kts
@@ -22,6 +_,17 @@
     minecraftVersion = providers.gradleProperty("mcVersion")
     gitFilePatches = false
 
+    // Infstar：在 Paper 的服务端源码上应用自有补丁。
+    val infstar = forks.register("infstar") {
+        upstream.patchDir("paperServer") {
+            upstreamPath = "paper-server"
+            excludes = setOf("src/minecraft", "patches", "build.gradle.kts")
+            patchesDir = rootDirectory.dir("infstar-server/paper-patches")
+            outputDir = rootDirectory.dir("paper-server")
+        }
+    }
+    activeFork = infstar
+
     updatingMinecraft {
         // oldPaperCommit = "d4fe85375af18bfa88f44d7c1e6a61904ae550cc"
     }
@@ -86,7 +_,24 @@
     }
 }
 
-val log4jPlugins = sourceSets.create("log4jPlugins")
+// Infstar：编译生成后的 Paper 源码，而不是空的模块目录。
+sourceSets {
+    main {
+        java {
+            srcDir("../paper-server/src/main/java")
+            srcDir("../paper-server/src/generated/java")
+        }
+        resources { srcDir("../paper-server/src/main/resources") }
+    }
+    test {
+        java { srcDir("../paper-server/src/test/java") }
+        resources { srcDir("../paper-server/src/test/resources") }
+    }
+}
+
+val log4jPlugins = sourceSets.create("log4jPlugins") {
+    java { srcDir("../paper-server/src/log4jPlugins/java") }
+}
 configurations.named(log4jPlugins.compileClasspathConfigurationName) {
     extendsFrom(configurations.compileClasspath.get())
 }
@@ -109,7 +_,7 @@
 }
 
 dependencies {
-    implementation(project(":paper-api"))
+    implementation(project(":infstar-api"))
     implementation("ca.spottedleaf:leafpile:1.2.0")
     implementation("org.jline:jline-terminal-ffm:3.27.1") // use ffm on java 22+
     implementation("org.jline:jline-terminal-jni:3.27.1") // fall back to jni on java 21
@@ -163,23 +_,21 @@
     manifest {
         val git = Git(rootProject.layout.projectDirectory.path)
         val mcVersion = rootProject.providers.gradleProperty("mcVersion").get()
-        val build = System.getenv("BUILD_NUMBER") ?: null
         val buildTime = providers.environmentVariable("BUILD_STARTED_AT").map(Instant::parse).orElse(Instant.EPOCH).get()
-        val gitHash = git.exec(providers, "rev-parse", "--short=7", "HEAD").get().trim()
-        val implementationVersion = "$mcVersion-${build ?: "DEV"}-$gitHash"
-        val date = git.exec(providers, "show", "-s", "--format=%ci", gitHash).get().trim()
-        val gitBranch = git.exec(providers, "rev-parse", "--abbrev-ref", "HEAD").get().trim()
+        val buildVersion = project.version.toString()
+        val gitHash = buildVersion.substringAfterLast('-')
+        val gitBranch = runCatching { git.exec(providers, "rev-parse", "--abbrev-ref", "HEAD").get().trim() }.getOrDefault("unknown")
         attributes(
             "Main-Class" to "org.bukkit.craftbukkit.Main",
-            "Implementation-Title" to "Paper",
-            "Implementation-Version" to implementationVersion,
-            "Implementation-Vendor" to date,
-            "Specification-Title" to "Paper",
+            "Implementation-Title" to "Infstar",
+            "Implementation-Version" to buildVersion,
+            "Implementation-Vendor" to "Infstar",
+            "Specification-Title" to "Infstar",
             "Specification-Version" to project.version,
-            "Specification-Vendor" to "Paper Team",
-            "Brand-Id" to "papermc:paper",
-            "Brand-Name" to "Paper",
-            "Build-Number" to (build ?: ""),
+            "Specification-Vendor" to "Infstar",
+            "Brand-Id" to "infstarmc:infstar",
+            "Brand-Name" to "Infstar",
+            "Build-Number" to "",
             "Build-Time" to buildTime.toString(),
             "Git-Branch" to gitBranch,
             "Git-Commit" to gitHash,