diff --git a/.github/workflows/protect-sample-data.yml b/.github/workflows/protect-sample-data.yml
new file mode 100644
index 0000000..8b0aa59
--- /dev/null
+++ b/.github/workflows/protect-sample-data.yml
@@ -0,0 +1,58 @@
+name: Protect Sample Data
+
+on:
+  pull_request:
+    types: [opened, synchronize, reopened]
+    paths:
+      - 'apps/sanity/sample-data.tar.gz'
+      - '.github/workflows/protect-sample-data.yml'
+
+  # Allows triggering this workflow from GitHub UI
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  pull-requests: write
+
+jobs:
+  check-sample-data:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout 🛎
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Check sample data modifications 🔒
+        id: check-sample-data
+        run: |
+          # Get the list of files changed in the PR
+          CHANGED_FILES=$(git diff --name-only ${{ github.event.pull_request.base.sha }} ${{ github.sha }})
+
+          # Check if sample-data.tar.gz was modified
+          if echo "$CHANGED_FILES" | grep -q "apps/sanity/sample-data.tar.gz"; then
+            # Get the author of the PR
+            PR_AUTHOR="${{ github.event.pull_request.user.login }}"
+            # Get the repository owner
+            REPO_OWNER="${{ github.repository_owner }}"
+
+            if [ "$PR_AUTHOR" != "$REPO_OWNER" ]; then
+              echo "::error::Sample data file modification requires approval from the repository owner."
+              echo "::error::Please contact @$REPO_OWNER for approval."
+              exit 1
+            else
+              echo "::warning::Sample data file modified by repository owner. Proceeding with caution."
+            fi
+          fi
+
+      - name: Comment on PR 💬
+        if: failure()
+        uses: actions/github-script@v7
+        with:
+          script: |
+            github.rest.issues.createComment({
+              issue_number: context.issue.number,
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              body: `⚠️ **Sample Data Protection**\n\nThis PR modifies the sample data file (\`apps/sanity/sample-data.tar.gz\`). For security reasons, only the repository owner can modify this file.\n\nPlease contact @${{ github.repository_owner }} for approval.`
+            })
diff --git a/apps/sanity/config/init.ts b/apps/sanity/config/init.ts
new file mode 100644
index 0000000..ab83958
--- /dev/null
+++ b/apps/sanity/config/init.ts
@@ -0,0 +1,276 @@
+import { spawn } from 'child_process';
+import { copyFileSync, existsSync, readFileSync, writeFileSync } from 'fs';
+import { join } from 'path';
+import { fileURLToPath } from 'url';
+import inquirer from 'inquirer';
+
+const __dirname = fileURLToPath(new URL('.', import.meta.url));
+const rootDir = join(__dirname, '..');
+const webDir = join(rootDir, '..', 'web');
+
+/**
+ * Check if environment files already exist and prompt user for action
+ * Returns the user's choice: 'override', 'replace', or 'cancel'
+ */
+async function checkExistingEnvironmentFiles(): Promise<'override' | 'replace' | 'cancel'> {
+  const sanityEnvLocalPath = join(rootDir, '.env.local');
+  const webEnvLocalPath = join(webDir, '.env.local');
+
+  const sanityExists = existsSync(sanityEnvLocalPath);
+  const webExists = existsSync(webEnvLocalPath);
+
+  /** If no existing files, proceed normally */
+  if (!sanityExists && !webExists) {
+    return 'replace';
+  }
+
+  /** If existing environment files, prompt user for action */
+  console.log('\n⚠️  Environment files already exist:');
+  if (sanityExists) console.log('  • Sanity: .env.local');
+  if (webExists) console.log('  • Web: .env.local');
+  const { action } = await inquirer.prompt([
+    {
+      type: 'list',
+      name: 'action',
+      message: 'How would you like to proceed?',
+      choices: [
+        {
+          name: 'Override - Keep existing files, only update Sanity values',
+          value: 'override',
+        },
+        {
+          name: 'Replace - Replace existing environment files',
+          value: 'replace',
+        },
+        {
+          name: 'Cancel - Exit without making changes',
+          value: 'cancel',
+        },
+      ],
+    },
+  ]);
+
+  return action;
+}
+
+/**
+ * Extracts a value from ANSI-coloured CLI output based on a given label.
+ *
+ * Example:
+ * Project ID: \u001b[36mmy-project-id\u001b[39m
+ *
+ * Regex matches the label, skips ANSI colour codes, and captures the value.
+ *
+ * @param {string} label - The label to search for (e.g. "Project ID" or "Dataset").
+ * @param {string} cliOutput - The full CLI output string to parse.
+ * @returns {string} The captured value, or throws an error if not found.
+ */
+function extractSanityCliValue(label: string, cliOutput: string): string {
+  const regex = new RegExp(`${label}:\\s*\\u001b\\[[0-9;]*m([^\\s]+)\\u001b\\[[0-9;]*m`);
+  const match = cliOutput.match(regex);
+  if (!match) {
+    throw new Error(`Could not extract ${label} from Sanity CLI output.`);
+  }
+  return match[1].trim();
+}
+
+/**
+ * Initialize the Sanity project by running the Sanity CLI initialization
+ * This function handles the interactive setup process and captures the output
+ * to extract project configuration details
+ */
+async function runSanityInitialization(): Promise<{ projectId: string; dataset: string }> {
+  console.log('\n📦 Running Sanity initialization...');
+  console.log('Please follow the prompts to set up your Sanity project...');
+
+  /** Run the Sanity CLI initialization, capture the output and pipe to terminal */
+  const sanityInit = spawn('npx', ['sanity', 'init', '--bare'], {
+    stdio: ['inherit', 'pipe', 'inherit'],
+    cwd: rootDir,
+    env: {
+      ...process.env,
+      FORCE_COLOR: '1',
+      CI: 'false',
+      TERM: process.env.TERM || 'xterm-256color',
+    },
+  });
+
+  let output = '';
+  sanityInit.stdout.on('data', (data) => {
+    const text = data.toString();
+    output += text;
+    /** Pipe to terminal for interactive use */
+    process.stdout.write(text);
+  });
+
+  await new Promise((resolve, reject) => {
+    sanityInit.on('close', (code) => {
+      if (code === 0) {
+        resolve(true);
+      } else {
+        reject(new Error(`Sanity init failed with code ${code}`));
+      }
+    });
+  });
+
+  /** Extract project details from CLI output */
+  const projectId = extractSanityCliValue('Project ID', output);
+  const dataset = extractSanityCliValue('Dataset', output);
+
+  return { projectId, dataset };
+}
+
+/**
+ * Set up environment files for both Sanity and Web applications
+ * Copies .env.example files to .env.local and updates them with project configuration
+ */
+function setupEnvironmentFiles(
+  projectId: string,
+  dataset: string,
+  action: 'override' | 'replace',
+): void {
+  console.log('\n📝 Setting up environment variables...');
+
+  /** Sanity app environment files */
+  const sanityEnvExamplePath = join(rootDir, '.env.example');
+  const sanityEnvLocalPath = join(rootDir, '.env.local');
+
+  /** Web app environment files */
+  const webEnvExamplePath = join(webDir, '.env.example');
+  const webEnvLocalPath = join(webDir, '.env.local');
+
+  /** Sanity app environment setup */
+  if (action === 'replace' && existsSync(sanityEnvExamplePath)) {
+    copyFileSync(sanityEnvExamplePath, sanityEnvLocalPath);
+    console.log('✓ Copied Sanity .env.example to .env.local');
+  } else if (action === 'replace') {
+    console.log('⚠️ No Sanity .env.example found, creating new environment file');
+  } else {
+    console.log('✓ Keeping existing Sanity .env.local file');
+  }
+
+  /** Web app environment setup */
+  if (action === 'replace' && existsSync(webEnvExamplePath)) {
+    copyFileSync(webEnvExamplePath, webEnvLocalPath);
+    console.log('✓ Copied Web .env.example to .env.local');
+  } else if (action === 'replace') {
+    console.log('⚠️ No Web .env.example found, creating new environment file');
+  } else {
+    console.log('✓ Keeping existing Web .env.local file');
+  }
+
+  /** Update Sanity app environment file */
+  let sanityEnvLocalContent = readFileSync(sanityEnvLocalPath, 'utf-8');
+
+  /** Update Sanity variables */
+  sanityEnvLocalContent = sanityEnvLocalContent
+    .replace(
+      /SANITY_STUDIO_SANITY_PROJECT_ID=.*\n?/,
+      `SANITY_STUDIO_SANITY_PROJECT_ID=${projectId}\n`,
+    )
+    .replace(
+      /SANITY_STUDIO_SANITY_DATASET=.*\n?/,
+      `SANITY_STUDIO_SANITY_DATASET=${dataset}\n`,
+    );
+
+  writeFileSync(sanityEnvLocalPath, sanityEnvLocalContent.trim() + '\n');
+
+  /** Update Web app environment file */
+  let webEnvLocalContent = readFileSync(webEnvLocalPath, 'utf-8');
+
+  /** Update Web variables */
+  webEnvLocalContent = webEnvLocalContent
+    .replace(
+      /NEXT_PUBLIC_SANITY_PROJECT_ID=.*\n?/,
+      `NEXT_PUBLIC_SANITY_PROJECT_ID=${projectId}\n`,
+    )
+    .replace(/NEXT_PUBLIC_SANITY_DATASET=.*\n?/, `NEXT_PUBLIC_SANITY_DATASET=${dataset}\n`);
+
+  writeFileSync(webEnvLocalPath, webEnvLocalContent.trim() + '\n');
+
+  console.log('\n✅ Environment files updated successfully!');
+}
+
+/**
+ * Prompt the user to import sample data if available
+ * This function checks for sample data files and offers to import them into the dataset
+ */
+async function promptForSampleDataImport(dataset: string): Promise<void> {
+  const sampleDataPath = join(rootDir, 'sample-data.tar.gz');
+  if (!existsSync(sampleDataPath)) {
+    return;
+  }
+
+  console.log('\n📦 Found sample data! Would you like to import it?');
+  console.log('This will populate your Sanity dataset with sample content.');
+
+  /** Prompt user for import */
+  const { execSync } = await import('child_process');
+  const readline = await import('readline');
+  const rl = readline.createInterface({
+    input: process.stdin,
+    output: process.stdout,
+  });
+
+  const answer = await new Promise<string>((resolve) => {
+    rl.question('Import sample data? (y/N): ', resolve);
+  });
+  rl.close();
+
+  if (answer.toLowerCase() === 'y') {
+    console.log('\n📥 Importing sample data...');
+    try {
+      execSync(`npx sanity dataset import sample-data.tar.gz ${dataset}`, {
+        stdio: 'inherit',
+        cwd: rootDir,
+      });
+      console.log('✅ Sample data imported successfully!');
+    } catch (error) {
+      console.error('❌ Error importing sample data:', error);
+    }
+  }
+}
+
+/**
+ * Display the final success message and next steps for the user
+ * Provides clear instructions on how to proceed after initialization
+ */
+function displayNextSteps(): void {
+  console.log('\n🎉 Sanity project initialized successfully!');
+  console.log('\nNext steps:');
+  console.log('1. Start the development server: pnpm g:dev');
+  console.log('2. Open the Sanity Studio: http://localhost:3333');
+  console.log('3. Open the Next.js app: http://localhost:3000');
+
+  const sampleDataPath = join(rootDir, 'sample-data.tar.gz');
+  if (existsSync(sampleDataPath)) {
+    console.log('4. Optionally import sample data using the command above');
+  }
+}
+
+/**
+ * Main initialization function that orchestrates the entire setup process
+ * This function coordinates all the initialization steps in the correct order
+ */
+async function main(): Promise<void> {
+  try {
+    console.log('🚀 Initializing Sanity project...');
+
+    /** Check for existing environment files before proceeding */
+    const action = await checkExistingEnvironmentFiles();
+    if (action === 'cancel') {
+      console.log('\n❌ Initialization cancelled by user.');
+      process.exit(0);
+    }
+
+    const { projectId, dataset } = await runSanityInitialization();
+    setupEnvironmentFiles(projectId, dataset, action);
+    await promptForSampleDataImport(dataset);
+    displayNextSteps();
+  } catch (error) {
+    console.error('❌ Error during initialization:', error);
+    process.exit(1);
+  }
+}
+
+main();
diff --git a/apps/sanity/package.json b/apps/sanity/package.json
index 67b2e04..98d7135 100644
--- a/apps/sanity/package.json
+++ b/apps/sanity/package.json
@@ -24,6 +24,7 @@
     "extract-schema": "npx sanity schema extract",
     "generate:blocks": "tsx features/modular-content-blocks/scripts/generate-sanity-block-schema-imports.ts",
     "generate:types": "npx sanity typegen generate",
+    "init": "tsx config/init.ts",
     "lint": "pnpm eslint . && pnpm prettier",
     "lint:fix": "pnpm eslint . --fix && pnpm prettier:fix",
     "postinstall": "pnpm turbo generate:types",
@@ -65,6 +66,7 @@
     "@vitest/ui": "3.0.9",
     "eslint": "catalog:dev",
     "eslint-plugin-react-compiler": "catalog:dev",
+    "inquirer": "catalog:dev",
     "prettier": "3.5.3",
     "tsx": "4.19.3",
     "typescript": "catalog:dev",
diff --git a/package.json b/package.json
index 4e60407..0c3201d 100644
--- a/package.json
+++ b/package.json
@@ -29,6 +29,7 @@
     "g:ci-check": "pnpm install && pnpm g:typecheck && pnpm g:lint && pnpm g:test:unit && pnpm g:build",
     "g:dev": "turbo run dev --color",
     "g:generate:types": "turbo run generate:types",
+    "g:init": "cd apps/sanity && pnpm run init",
     "g:lint-staged-files": "lint-staged --allow-empty",
     "g:lint": "TIMING=1 turbo run lint --color",
     "g:lint:fix": "turbo run lint:fix --color",
diff --git a/pnpm-workspace.yaml b/pnpm-workspace.yaml
index 447b4a2..bc5d077 100644
--- a/pnpm-workspace.yaml
+++ b/pnpm-workspace.yaml
@@ -13,6 +13,7 @@ catalogs:
     eslint-plugin-react-refresh: ^0.4.19
     eslint-plugin-react-compiler: 19.0.0-beta-aeaed83-20250323
     eslint-plugin-unused-imports: ^4.1.4
+    inquirer: ^6.0.0
     lint-staged: ^15.5.0
     tsx: ^4.19.3
     typescript: ^5.8.2