diff --git a/src/actions/auth.ts b/src/actions/auth.ts
new file mode 100644
index 0000000..4db317c
--- /dev/null
+++ b/src/actions/auth.ts
@@ -0,0 +1,69 @@
+"use server";
+
+import bcrypt from "bcrypt";
+import prisma from "@/lib/prisma";
+import { signIn } from "@/lib/auth";
+import { authSchema } from "@/lib/zod";
+import { CredentialsSignInFormValues } from "@/components/credentials-sign-in-form";
+import { CredentialsSignUpFormValues } from "@/components/credentials-sign-up-form";
+
+const saltRounds = 10;
+
+export async function signInWithCredentials(formData: CredentialsSignInFormValues) {
+  try {
+    // Parse credentials using authSchema for validation
+    const { email, password } = await authSchema.parseAsync(formData);
+
+    // Find user by email
+    const user = await prisma.user.findUnique({ where: { email } });
+
+    // Check if the user exists
+    if (!user) {
+      throw new Error("User not found.");
+    }
+
+    // Check if the user has a password
+    if (!user.password) {
+      throw new Error("Invalid credentials.");
+    }
+
+    // Check if the password matches
+    const passwordMatch = await bcrypt.compare(password, user.password);
+    if (!passwordMatch) {
+      throw new Error("Incorrect password.");
+    }
+
+    await signIn("credentials", { ...formData, redirect: false });
+    return { success: true };
+  } catch (error) {
+    return { error: error instanceof Error ? error.message : "Failed to sign in. Please try again." };
+  }
+}
+
+export async function signUpWithCredentials(formData: CredentialsSignUpFormValues) {
+  try {
+    const validatedData = await authSchema.parseAsync(formData);
+
+    // Check if user already exists
+    const existingUser = await prisma.user.findUnique({ where: { email: validatedData.email } });
+    if (existingUser) {
+      throw new Error("User already exists");
+    }
+
+    // Hash password and create user
+    const pwHash = await bcrypt.hash(validatedData.password, saltRounds);
+    const user = await prisma.user.create({
+      data: { email: validatedData.email, password: pwHash },
+    });
+
+    // Assign admin role if first user
+    const userCount = await prisma.user.count();
+    if (userCount === 1) {
+      await prisma.user.update({ where: { id: user.id }, data: { role: "ADMIN" } });
+    }
+
+    return { success: true };
+  } catch (error) {
+    return { error: error instanceof Error ? error.message : "Registration failed. Please try again." };
+  }
+}
diff --git a/src/actions/judge.ts b/src/actions/judge.ts
new file mode 100644
index 0000000..0960a92
--- /dev/null
+++ b/src/actions/judge.ts
@@ -0,0 +1,346 @@
+"use server";
+
+import fs from "fs";
+import tar from "tar-stream";
+import Docker from "dockerode";
+import prisma from "@/lib/prisma";
+import { v4 as uuid } from "uuid";
+import { auth } from "@/lib/auth";
+import { redirect } from "next/navigation";
+import { Readable, Writable } from "stream";
+import { ExitCode, EditorLanguage, JudgeResult } from "@/generated/client";
+
+const isRemote = process.env.DOCKER_HOST_MODE === "remote";
+
+// Docker client initialization
+const docker = isRemote
+  ? new Docker({
+    protocol: process.env.DOCKER_REMOTE_PROTOCOL as "https" | "http" | "ssh" | undefined,
+    host: process.env.DOCKER_REMOTE_HOST,
+    port: process.env.DOCKER_REMOTE_PORT,
+    ca: fs.readFileSync(process.env.DOCKER_REMOTE_CA_PATH || "/certs/ca.pem"),
+    cert: fs.readFileSync(process.env.DOCKER_REMOTE_CERT_PATH || "/certs/cert.pem"),
+    key: fs.readFileSync(process.env.DOCKER_REMOTE_KEY_PATH || "/certs/key.pem"),
+  })
+  : new Docker({ socketPath: "/var/run/docker.sock" });
+
+// Prepare Docker image environment
+async function prepareEnvironment(image: string, tag: string) {
+  const reference = `${image}:${tag}`;
+  const filters = { reference: [reference] };
+  const images = await docker.listImages({ filters });
+  if (images.length === 0) await docker.pull(reference);
+}
+
+// Create Docker container with keep-alive
+async function createContainer(
+  image: string,
+  tag: string,
+  workingDir: string,
+  memoryLimit?: number
+) {
+  const container = await docker.createContainer({
+    Image: `${image}:${tag}`,
+    Cmd: ["tail", "-f", "/dev/null"], // Keep container alive
+    WorkingDir: workingDir,
+    HostConfig: {
+      Memory: memoryLimit ? memoryLimit * 1024 * 1024 : undefined,
+      MemorySwap: memoryLimit ? memoryLimit * 1024 * 1024 : undefined,
+    },
+    NetworkDisabled: true,
+  });
+
+  await container.start();
+  return container;
+}
+
+// Create tar stream for code submission
+function createTarStream(file: string, value: string) {
+  const pack = tar.pack();
+  pack.entry({ name: file }, value);
+  pack.finalize();
+  return Readable.from(pack);
+}
+
+export async function judge(
+  language: EditorLanguage,
+  value: string,
+): Promise<JudgeResult> {
+  const session = await auth();
+  if (!session) redirect("/sign-in");
+
+  let container: Docker.Container | null = null;
+
+  try {
+    const config = await prisma.editorLanguageConfig.findUnique({
+      where: { language },
+      include: {
+        dockerConfig: true,
+      },
+    });
+
+    if (!config || !config.dockerConfig) {
+      return {
+        id: uuid(),
+        output: "Configuration Error: Missing editor or docker configuration",
+        exitCode: ExitCode.SE,
+        executionTime: null,
+        memoryUsage: null,
+      };
+    }
+
+    const {
+      image,
+      tag,
+      workingDir,
+      memoryLimit,
+      timeLimit,
+      compileOutputLimit,
+      runOutputLimit,
+    } = config.dockerConfig;
+    const { fileName, fileExtension } = config;
+    const file = `${fileName}.${fileExtension}`;
+
+    // Prepare the environment and create a container
+    await prepareEnvironment(image, tag);
+    container = await createContainer(image, tag, workingDir, memoryLimit);
+
+    // Upload code to the container
+    const tarStream = createTarStream(file, value);
+    await container.putArchive(tarStream, { path: workingDir });
+
+    // Compile the code
+    const compileResult = await compile(container, file, fileName, compileOutputLimit);
+    if (compileResult.exitCode === ExitCode.CE) {
+      return compileResult;
+    }
+
+    // Run the code
+    const runResult = await run(container, fileName, timeLimit, runOutputLimit);
+    return runResult;
+  } catch (error) {
+    console.error(error);
+    return {
+      id: uuid(),
+      output: "System Error",
+      exitCode: ExitCode.SE,
+      executionTime: null,
+      memoryUsage: null,
+    };
+  } finally {
+    if (container) {
+      await container.kill();
+      await container.remove();
+    }
+  }
+}
+
+async function compile(
+  container: Docker.Container,
+  file: string,
+  fileName: string,
+  maxOutput: number = 1 * 1024 * 1024
+): Promise<JudgeResult> {
+  const compileExec = await container.exec({
+    Cmd: ["gcc", "-O2", file, "-o", fileName],
+    AttachStdout: true,
+    AttachStderr: true,
+  });
+
+  return new Promise<JudgeResult>((resolve, reject) => {
+    compileExec.start({}, (error, stream) => {
+      if (error || !stream) {
+        return reject({ output: "System Error", exitCode: ExitCode.SE });
+      }
+
+      const stdoutChunks: string[] = [];
+      let stdoutLength = 0;
+      const stdoutStream = new Writable({
+        write(chunk, _encoding, callback) {
+          let text = chunk.toString();
+          if (stdoutLength + text.length > maxOutput) {
+            text = text.substring(0, maxOutput - stdoutLength);
+            stdoutChunks.push(text);
+            stdoutLength = maxOutput;
+            callback();
+            return;
+          }
+          stdoutChunks.push(text);
+          stdoutLength += text.length;
+          callback();
+        },
+      });
+
+      const stderrChunks: string[] = [];
+      let stderrLength = 0;
+      const stderrStream = new Writable({
+        write(chunk, _encoding, callback) {
+          let text = chunk.toString();
+          if (stderrLength + text.length > maxOutput) {
+            text = text.substring(0, maxOutput - stderrLength);
+            stderrChunks.push(text);
+            stderrLength = maxOutput;
+            callback();
+            return;
+          }
+          stderrChunks.push(text);
+          stderrLength += text.length;
+          callback();
+        },
+      });
+
+      docker.modem.demuxStream(stream, stdoutStream, stderrStream);
+
+      stream.on("end", async () => {
+        const stdout = stdoutChunks.join("");
+        const stderr = stderrChunks.join("");
+        const exitCode = (await compileExec.inspect()).ExitCode;
+
+        let result: JudgeResult;
+
+        if (exitCode !== 0 || stderr) {
+          result = {
+            id: uuid(),
+            output: stderr || "Compilation Error",
+            exitCode: ExitCode.CE,
+            executionTime: null,
+            memoryUsage: null,
+          };
+        } else {
+          result = {
+            id: uuid(),
+            output: stdout,
+            exitCode: ExitCode.CS,
+            executionTime: null,
+            memoryUsage: null,
+          };
+        }
+
+        resolve(result);
+      });
+
+      stream.on("error", () => {
+        reject({ output: "System Error", exitCode: ExitCode.SE });
+      });
+    });
+  });
+}
+
+// Run code and implement timeout
+async function run(
+  container: Docker.Container,
+  fileName: string,
+  timeLimit: number = 1000,
+  maxOutput: number = 1 * 1024 * 1024,
+): Promise<JudgeResult> {
+  const runExec = await container.exec({
+    Cmd: [`./${fileName}`],
+    AttachStdout: true,
+    AttachStderr: true,
+    AttachStdin: true,
+  });
+
+  return new Promise<JudgeResult>((resolve, reject) => {
+    const stdoutChunks: string[] = [];
+    let stdoutLength = 0;
+    const stdoutStream = new Writable({
+      write(chunk, _encoding, callback) {
+        let text = chunk.toString();
+        if (stdoutLength + text.length > maxOutput) {
+          text = text.substring(0, maxOutput - stdoutLength);
+          stdoutChunks.push(text);
+          stdoutLength = maxOutput;
+          callback();
+          return;
+        }
+        stdoutChunks.push(text);
+        stdoutLength += text.length;
+        callback();
+      },
+    });
+
+    const stderrChunks: string[] = [];
+    let stderrLength = 0;
+    const stderrStream = new Writable({
+      write(chunk, _encoding, callback) {
+        let text = chunk.toString();
+        if (stderrLength + text.length > maxOutput) {
+          text = text.substring(0, maxOutput - stderrLength);
+          stderrChunks.push(text);
+          stderrLength = maxOutput;
+          callback();
+          return;
+        }
+        stderrChunks.push(text);
+        stderrLength += text.length;
+        callback();
+      },
+    });
+
+    // Start the exec stream
+    runExec.start({ hijack: true }, (error, stream) => {
+      if (error || !stream) {
+        return reject({ output: "System Error", exitCode: ExitCode.SE });
+      }
+
+      stream.write("[2,7,11,15]\n9\n[3,2,4]\n6\n[3,3]\n6");
+      stream.end();
+
+      docker.modem.demuxStream(stream, stdoutStream, stderrStream);
+
+      // Timeout mechanism
+      const timeoutId = setTimeout(async () => {
+        resolve({
+          id: uuid(),
+          output: "Time Limit Exceeded",
+          exitCode: ExitCode.TLE,
+          executionTime: null,
+          memoryUsage: null,
+        });
+      }, timeLimit);
+
+      stream.on("end", async () => {
+        clearTimeout(timeoutId); // Clear the timeout if the program finishes before the time limit
+        const stdout = stdoutChunks.join("");
+        const stderr = stderrChunks.join("");
+        const exitCode = (await runExec.inspect()).ExitCode;
+
+        let result: JudgeResult;
+
+        // Exit code 0 means successful execution
+        if (exitCode === 0) {
+          result = {
+            id: uuid(),
+            output: stdout,
+            exitCode: ExitCode.AC,
+            executionTime: null,
+            memoryUsage: null,
+          };
+        } else if (exitCode === 137) {
+          result = {
+            id: uuid(),
+            output: stderr || "Memory Limit Exceeded",
+            exitCode: ExitCode.MLE,
+            executionTime: null,
+            memoryUsage: null,
+          };
+        } else {
+          result = {
+            id: uuid(),
+            output: stderr || "Runtime Error",
+            exitCode: ExitCode.RE,
+            executionTime: null,
+            memoryUsage: null,
+          };
+        }
+
+        resolve(result);
+      });
+
+      stream.on("error", () => {
+        clearTimeout(timeoutId); // Clear timeout in case of error
+        reject({ output: "System Error", exitCode: ExitCode.SE });
+      });
+    });
+  });
+}
diff --git a/src/actions/language-server.ts b/src/actions/language-server.ts
new file mode 100644
index 0000000..cd823e2
--- /dev/null
+++ b/src/actions/language-server.ts
@@ -0,0 +1,29 @@
+"use server";
+
+import prisma from "@/lib/prisma";
+import { EditorLanguage } from "@/generated/client";
+import { SettingsLanguageServerFormValues } from "@/app/(app)/dashboard/@admin/settings/language-server/form";
+
+export const getLanguageServerConfig = async (language: EditorLanguage) => {
+  return await prisma.languageServerConfig.findUnique({
+    where: { language },
+  });
+};
+
+export const handleLanguageServerConfigSubmit = async (
+  language: EditorLanguage,
+  data: SettingsLanguageServerFormValues
+) => {
+  const existing = await getLanguageServerConfig(language);
+
+  if (existing) {
+    await prisma.languageServerConfig.update({
+      where: { language },
+      data,
+    });
+  } else {
+    await prisma.languageServerConfig.create({
+      data: { ...data, language },
+    });
+  }
+};
diff --git a/src/app/(app)/dashboard/@admin/settings/language-server/form.tsx b/src/app/(app)/dashboard/@admin/settings/language-server/form.tsx
index 2921ecc..55e9548 100644
--- a/src/app/(app)/dashboard/@admin/settings/language-server/form.tsx
+++ b/src/app/(app)/dashboard/@admin/settings/language-server/form.tsx
@@ -23,7 +23,7 @@ import { Button } from "@/components/ui/button";
 import { Separator } from "@/components/ui/separator";
 import { zodResolver } from "@hookform/resolvers/zod";
 import { EditorLanguage, LanguageServerProtocol } from "@/generated/client";
-import { handleLanguageServerConfigSubmit } from "@/app/actions/language-server";
+import { handleLanguageServerConfigSubmit } from "@/actions/language-server";
 
 const settingsLanguageServerFormSchema = z.object({
   protocol: z.nativeEnum(LanguageServerProtocol),
diff --git a/src/app/(app)/dashboard/@admin/settings/language-server/page.tsx b/src/app/(app)/dashboard/@admin/settings/language-server/page.tsx
index f43d598..5cc6bff 100644
--- a/src/app/(app)/dashboard/@admin/settings/language-server/page.tsx
+++ b/src/app/(app)/dashboard/@admin/settings/language-server/page.tsx
@@ -1,5 +1,5 @@
 import { EditorLanguage } from "@/generated/client";
-import { getLanguageServerConfig } from "@/app/actions/language-server";
+import { getLanguageServerConfig } from "@/actions/language-server";
 import { LanguageServerAccordion } from "@/app/(app)/dashboard/@admin/settings/language-server/accordion";
 
 export default async function SettingsLanguageServerPage() {
diff --git a/src/components/credentials-sign-in-form.tsx b/src/components/credentials-sign-in-form.tsx
index 07ecf4f..47e6da0 100644
--- a/src/components/credentials-sign-in-form.tsx
+++ b/src/components/credentials-sign-in-form.tsx
@@ -17,7 +17,7 @@ import { Input } from "@/components/ui/input";
 import { Button } from "@/components/ui/button";
 import { useState, useTransition } from "react";
 import { zodResolver } from "@hookform/resolvers/zod";
-import { signInWithCredentials } from "@/app/actions/auth";
+import { signInWithCredentials } from "@/actions/auth";
 import { EyeIcon, EyeOffIcon, MailIcon } from "lucide-react";
 
 export type CredentialsSignInFormValues = z.infer<typeof authSchema>;
diff --git a/src/components/credentials-sign-up-form.tsx b/src/components/credentials-sign-up-form.tsx
index fcf516b..32b7e29 100644
--- a/src/components/credentials-sign-up-form.tsx
+++ b/src/components/credentials-sign-up-form.tsx
@@ -17,7 +17,7 @@ import { Input } from "@/components/ui/input";
 import { Button } from "@/components/ui/button";
 import { useState, useTransition } from "react";
 import { zodResolver } from "@hookform/resolvers/zod";
-import { signUpWithCredentials } from "@/app/actions/auth";
+import { signUpWithCredentials } from "@/actions/auth";
 import { EyeIcon, EyeOffIcon, MailIcon } from "lucide-react";
 
 export type CredentialsSignUpFormValues = z.infer<typeof authSchema>;
diff --git a/src/components/run-code.tsx b/src/components/run-code.tsx
index bd9ce42..9b4eaa1 100644
--- a/src/components/run-code.tsx
+++ b/src/components/run-code.tsx
@@ -8,7 +8,7 @@ import {
 } from "@/components/ui/tooltip";
 import { cn } from "@/lib/utils";
 import { useState } from "react";
-import { judge } from "@/app/actions/judge";
+import { judge } from "@/actions/judge";
 import { Button } from "@/components/ui/button";
 import { useProblem } from "@/hooks/use-problem";
 import { LoaderCircleIcon, PlayIcon } from "lucide-react";