diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
new file mode 100644
index 0000000..97677ea
--- /dev/null
+++ b/.github/workflows/build.yml
@@ -0,0 +1,26 @@
+# This workflow will run tests using node and then publish a package to GitHub Packages when a release is created
+# For more information see: https://docs.github.com/en/actions/publishing-packages/publishing-nodejs-packages
+
+name: Lint, Test, and Build
+
+on:
+  pull_request:
+    types:
+      - closed
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [20]
+    steps:
+      - uses: actions/checkout@v4
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v4
+      - name: Install dependencies
+        run: npm install
+      - name: Build
+        run: npm run build
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
new file mode 100644
index 0000000..9fa7958
--- /dev/null
+++ b/.github/workflows/deploy.yml
@@ -0,0 +1,42 @@
+# This workflow will run tests using node and then publish a package to GitHub Packages when a release is created
+# For more information see: https://docs.github.com/en/actions/publishing-packages/publishing-nodejs-packages
+
+name: Lint, Test, and Build
+
+on:
+  release:
+    types: [created]
+  push:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [20]
+    steps:
+      - uses: actions/checkout@v4
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v4
+      - name: Install dependencies
+        run: npm install
+      - name: Build
+        run: npm run build
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+      - name: Authenticate to Google Cloud
+        uses: "google-github-actions/auth@v2"
+        with:
+          credentials_json: "${{ secrets.GCP_CREDENTIALS }}"
+      - name: Set up Google Cloud SDK
+        uses: google-github-actions/setup-gcloud@v2
+        with:
+          project_id: mesh-432507
+          install_components: "gcloud"
+      - name: Prerun GCP auth
+        run: |
+          gcloud auth configure-docker asia-southeast1-docker.pkg.dev
+      - name: Deploy Backend
+        run: npm run deploy
diff --git a/.gitignore b/.gitignore
index 247bffc..dd13aef 100644
--- a/.gitignore
+++ b/.gitignore
@@ -41,4 +41,8 @@ yarn-error.log*
 *.pem
 
 */**/.Build
-package-lock.json
\ No newline at end of file
+package-lock.json
+
+# GCP
+key.json
+service-account.json
\ No newline at end of file
diff --git a/apps/mesh-cloud/package.json b/apps/mesh-cloud/package.json
index 30ab682..7953012 100644
--- a/apps/mesh-cloud/package.json
+++ b/apps/mesh-cloud/package.json
@@ -42,7 +42,7 @@
     "copy-to-clipboard": "^3.3.3",
     "geist": "^1.3.0",
     "lucide-react": "^0.436.0",
-    "next": "^14.2.4",
+    "next": "^15.2.0",
     "next-auth": "^4.24.7",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
@@ -74,4 +74,4 @@
     "initVersion": "7.37.0"
   },
   "packageManager": "npm@10.7.0"
-}
+}
\ No newline at end of file
diff --git a/apps/mesh-cloud/src/apps/dev/transaction.tsx b/apps/mesh-cloud/src/apps/dev/transaction.tsx
index 99837c2..96d40a5 100644
--- a/apps/mesh-cloud/src/apps/dev/transaction.tsx
+++ b/apps/mesh-cloud/src/apps/dev/transaction.tsx
@@ -32,9 +32,7 @@ export function SelectNetwork({
   return (
     <Select onValueChange={setValue}>
       <SelectTrigger className="w-[180px]">
-        <SelectValue
-          placeholder={placeholder ? placeholder : "Select a Network"}
-        />
+        <SelectValue placeholder={placeholder ?? "Select a Network"} />
       </SelectTrigger>
       <SelectContent>
         <SelectGroup>
diff --git a/apps/mesh-cloud/src/apps/mesh-utils/serializeNativeScript.tsx b/apps/mesh-cloud/src/apps/mesh-utils/serializeNativeScript.tsx
index 6a069e5..cc1b4d5 100644
--- a/apps/mesh-cloud/src/apps/mesh-utils/serializeNativeScript.tsx
+++ b/apps/mesh-cloud/src/apps/mesh-utils/serializeNativeScript.tsx
@@ -39,6 +39,8 @@ export default function SerializeNativeScript() {
         ],
       };
 
+      console.log("EXPRESS_BACKEND_URL", EXPRESS_BACKEND_URL);
+
       const res = await axios.post(
         `${EXPRESS_BACKEND_URL}users/meshUtilities/serializers/serializeNativeScript`,
         {
diff --git a/apps/mesh-cloud/src/env.js b/apps/mesh-cloud/src/env.js
index 219f0b8..faffdb2 100644
--- a/apps/mesh-cloud/src/env.js
+++ b/apps/mesh-cloud/src/env.js
@@ -33,8 +33,8 @@ export const env = createEnv({
    * `NEXT_PUBLIC_`.
    */
   client: {
-    NEXT_PUBLIC_BACKEND_URL: z.string().url(),
-    NEXT_PUBLIC_BLOCKFROST_API_KEY_PREPROD: z.string(),
+    // NEXT_PUBLIC_EXPRESS_BACKEND_URL: z.string().url(),
+    // NEXT_PUBLIC_BLOCKFROST_API_KEY_PREPROD: z.string(),
   },
 
   /**
@@ -46,10 +46,13 @@ export const env = createEnv({
     NODE_ENV: process.env.NODE_ENV,
     // NEXTAUTH_SECRET: process.env.NEXTAUTH_SECRET,
     // NEXTAUTH_URL: process.env.NEXTAUTH_URL,
-    NEXT_PUBLIC_BACKEND_URL: process.env.NEXT_PUBLIC_BACKEND_URL,
+    // NEXT_PUBLIC_EXPRESS_BACKEND_URL: process.env.NEXT_PUBLIC_EXPRESS_BACKEND_URL,
     // DISCORD_CLIENT_ID: process.env.DISCORD_CLIENT_ID,
     // DISCORD_CLIENT_SECRET: process.env.DISCORD_CLIENT_SECRET,
-    NEXT_PUBLIC_BLOCKFROST_API_KEY_PREPROD: process.env.NEXT_PUBLIC_BLOCKFROST_API_KEY_PREPROD
+    // BLOCKFROST_API_KEY_PREPROD: process.env.BLOCKFROST_API_KEY_PREPROD,
+    // BLOCKFROST_API_KEY_TESTNET: process.env.BLOCKFROST_API_KEY_TESTNET,
+    // BLOCKFROST_API_KEY_MAINNET: process.env.BLOCKFROST_API_KEY_MAINNET,
+    // BLOCKFROST_API_KEY_PREVIEW: process.env.BLOCKFROST_API_KEY_PREVIEW,
   },
   /**
    * Run `build` or `dev` with `SKIP_ENV_VALIDATION` to skip env validation. This is especially
diff --git a/apps/mesh-cloud/src/hooks/useValidateStaking.ts b/apps/mesh-cloud/src/hooks/useValidateStaking.ts
index 2912500..3372556 100644
--- a/apps/mesh-cloud/src/hooks/useValidateStaking.ts
+++ b/apps/mesh-cloud/src/hooks/useValidateStaking.ts
@@ -10,12 +10,19 @@ import {
 import { useWallet } from "@meshsdk/react";
 import { useCallback, useEffect, useState } from "react";
 
-const blockfrostApiKey = process.env.NEXT_PUBLIC_BLOCKFROST_API_KEY_PREPROD!;
 const meshPoolId = process.env.NEXT_PUBLIC_MESH_POOL_ID!;
 const meshDRepId = process.env.NEXT_PUBLIC_MESH_DREP_ID!; // (Leon, 10/08/2024) - Use CIP-105 DRep ID for backward compatibility, as current Mesh csl does not support CIP-129 yet
 
+export function getProvider(network = "preprod") {
+  const blockchainProvider = new BlockfrostProvider(
+    `/api/blockfrost/${network}/`,
+  );
+  blockchainProvider.setSubmitTxToBytes(false);
+  return blockchainProvider;
+}
+
 export const useValidateStaking = () => {
-  const blockchainProvider = new BlockfrostProvider(blockfrostApiKey);
+  const blockchainProvider = getProvider("mainnet");
 
   const walletInfo = useWallet();
 
diff --git a/apps/mesh-cloud/src/lib/axios.ts b/apps/mesh-cloud/src/lib/axios.ts
index 2b87035..7115128 100644
--- a/apps/mesh-cloud/src/lib/axios.ts
+++ b/apps/mesh-cloud/src/lib/axios.ts
@@ -1,7 +1,6 @@
 import axios from "axios";
-import { env } from "@/env";
 
-const url = env.NEXT_PUBLIC_BACKEND_URL;
+const url = process.env.NEXT_PUBLIC_YACI_BACKEND_URL;
 
 export const instance = axios.create({
   baseURL: url,
diff --git a/apps/mesh-cloud/src/pages/api/blockfrost/[...slug].ts b/apps/mesh-cloud/src/pages/api/blockfrost/[...slug].ts
new file mode 100644
index 0000000..1fe32b2
--- /dev/null
+++ b/apps/mesh-cloud/src/pages/api/blockfrost/[...slug].ts
@@ -0,0 +1,81 @@
+import type { NextApiRequest, NextApiResponse } from "next";
+import axios from "axios";
+
+import { toBytes } from "@meshsdk/common";
+
+export default async function handler(
+  _req: NextApiRequest,
+  _res: NextApiResponse,
+) {
+  try {
+    let { slug } = _req.query;
+    slug = slug as string[];
+
+    const network = slug[0];
+    let key = process.env.BLOCKFROST_API_KEY_PREPROD;
+    switch (network) {
+      case "testnet":
+        key = process.env.BLOCKFROST_API_KEY_TESTNET;
+        break;
+      case "mainnet":
+        key = process.env.BLOCKFROST_API_KEY_MAINNET;
+        break;
+      case "preview":
+        key = process.env.BLOCKFROST_API_KEY_PREVIEW;
+        break;
+    }
+
+    const axiosInstance = axios.create({
+      baseURL: `https://cardano-${network}.blockfrost.io/api/v0`,
+      headers: { project_id: key },
+    });
+
+    /**
+     * get url from slug
+     */
+    let url = slug?.slice(1).join("/");
+
+    // get params if exists
+    const params = _req.query;
+    delete _req.query.slug;
+    if (Object.keys(params).length > 0) {
+      url += "?";
+
+      for (const key in params) {
+        url += `${key}=${params[key] as string}&`;
+      }
+    }
+
+    // end get params if exists
+    if (url == "tx/submit") {
+      const body = _req.body;
+
+      const headers = { "Content-Type": "application/cbor" };
+      const { data, status } = await axiosInstance.post(
+        "tx/submit",
+        toBytes(body),
+        {
+          headers,
+        },
+      );
+      _res.status(status).json(data);
+    } else if (url == "utils/txs/evaluate") {
+      const body = _req.body;
+
+      const headers = { "Content-Type": "application/cbor" };
+      const { status, data } = await axiosInstance.post(
+        "utils/txs/evaluate",
+        body,
+        {
+          headers,
+        },
+      );
+      _res.status(status).json(data);
+    } else {
+      const { data, status } = await axiosInstance.get(`${url}`);
+      _res.status(status).json(data);
+    }
+  } catch (error) {
+    _res.status(500).json(error);
+  }
+}
diff --git a/backend/express/package.json b/backend/express/package.json
index 7a1bc6c..df15b7a 100644
--- a/backend/express/package.json
+++ b/backend/express/package.json
@@ -55,4 +55,4 @@
     "turbo": "^2.1.3",
     "typescript": "^5.6.3"
   }
-}
+}
\ No newline at end of file
diff --git a/backend/express/scripts/deploy-cloud-run.sh b/backend/express/scripts/deploy-cloud-run.sh
index 17d4f26..c11a296 100755
--- a/backend/express/scripts/deploy-cloud-run.sh
+++ b/backend/express/scripts/deploy-cloud-run.sh
@@ -10,7 +10,7 @@ fi
 if [ "$1" == "express" ]; then
   echo "Parameter is 'express'. Running commands..."
   
-  docker buildx build --platform linux/amd64 -t mesh-cloud-backend-server-image .
+  docker buildx build --platform linux/amd64 -t mesh-cloud-backend-server-image --load .
   docker tag mesh-cloud-backend-server-image asia-southeast1-docker.pkg.dev/mesh-432507/mesh-saas-repo/mesh-cloud-backend-server-image
   docker push asia-southeast1-docker.pkg.dev/mesh-432507/mesh-saas-repo/mesh-cloud-backend-server-image:latest
   gcloud run deploy mesh-cloud-backend-server-image --image=asia-southeast1-docker.pkg.dev/mesh-432507/mesh-saas-repo/mesh-cloud-backend-server-image:latest --project mesh-432507 --region=asia-southeast1 --allow-unauthenticated
diff --git a/backend/yaci/scripts/deploy-cloud-run.sh b/backend/yaci/scripts/deploy-cloud-run.sh
index a4cc5df..281518b 100755
--- a/backend/yaci/scripts/deploy-cloud-run.sh
+++ b/backend/yaci/scripts/deploy-cloud-run.sh
@@ -10,7 +10,7 @@ fi
 if [ "$1" == "yaci" ]; then
   echo "Parameter is 'yaci'. Running commands..."
   
-  docker buildx build --platform linux/amd64 -t yaci-backend-image .
+  docker buildx build --platform linux/amd64 -t yaci-backend-image --load .
   docker tag yaci-backend-image asia-southeast1-docker.pkg.dev/mesh-432507/mesh-saas-repo/yaci-backend-image
   docker push asia-southeast1-docker.pkg.dev/mesh-432507/mesh-saas-repo/yaci-backend-image:latest
   gcloud run deploy yaci-backend-image --image=asia-southeast1-docker.pkg.dev/mesh-432507/mesh-saas-repo/yaci-backend-image:latest --project mesh-432507 --region=asia-southeast1 --allow-unauthenticated
diff --git a/documentation/start_yaci_custom_pp.md b/documentation/start_yaci_custom_pp.md
new file mode 100644
index 0000000..3426fc4
--- /dev/null
+++ b/documentation/start_yaci_custom_pp.md
@@ -0,0 +1 @@
+# Starting YACI with custom Protocol Parameters
diff --git a/package.json b/package.json
index 682fede..da6f5be 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,8 @@
     "dev": "turbo dev",
     "lint": "turbo lint",
     "format": "prettier --write \"**/*.{ts,tsx,md}\"",
-    "clean": "turbo run clean && rm -rf .turbo && rm -rf dist && rm -rf node_modules && rm package-lock.json"
+    "clean": "turbo run clean && rm -rf .turbo && rm -rf dist && rm -rf node_modules && rm package-lock.json",
+    "deploy": "turbo run sh:deploy"
   },
   "devDependencies": {
     "prettier": "^3.2.5",
@@ -23,4 +24,4 @@
     "apps/*",
     "backend/*"
   ]
-}
+}
\ No newline at end of file
diff --git a/turbo.json b/turbo.json
index 8930381..56c2989 100644
--- a/turbo.json
+++ b/turbo.json
@@ -2,6 +2,11 @@
   "$schema": "https://turbo.build/schema.json",
   "ui": "tui",
   "tasks": {
+    "sh:deploy": {
+      "dependsOn": [
+        "^build"
+      ]
+    },
     "build": {
       "dependsOn": [
         "^build:backend",
@@ -40,7 +45,9 @@
       ]
     },
     "dev": {
-      "dependsOn": ["^build"],
+      "dependsOn": [
+        "^build"
+      ],
       "cache": false,
       "persistent": true
     },