[FEAT] Add error extraction and NPM publishing action (#35)

Author: roeezolantz

.github/workflows/publish-errors.yml

@@ -0,0 +1,55 @@
+name: Publish CoFHE Errors to NPM
+on:
+  release:
+    types: [published]
+  workflow_dispatch:
+  push: # Temporary for testing
+    branches:
+      - feat/error-identifier-script
+jobs:
+  publish-errors:
+    runs-on: ubuntu-latest
+    name: Extract and Publish Errors
+    permissions:
+      contents: read
+      id-token: write  # Required for NPM provenance
+    steps:
+      - uses: actions/checkout@v3
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 20.x
+          registry-url: 'https://registry.npmjs.org'
+
+      - name: Install dependencies
+        working-directory: contracts/internal/host-chain
+        run: npm install
+
+      - name: Extract errors and publish to NPM
+        uses: roeezolantz/solidity-error-identifier-action@master
+        env:
+          KEY: '0x0000000000000000000000000000000000000000000000000000000000000001'
+          KEY2: '0x0000000000000000000000000000000000000000000000000000000000000002'
+          AGGREGATOR_KEY: '0x0000000000000000000000000000000000000000000000000000000000000003'
+        with:
+          mode: 'compile'
+          contract_paths: 'contracts'
+          compiler: 'hardhat'
+          working_directory: 'contracts/internal/host-chain'
+          output_path: 'cofhe-errors.json'
+          publish_npm: 'true'
+          npm_package_name: '@fhenixprotocol/cofhe-errors'
+          npm_binary_name: 'cofhe-errors'
+          package_description: 'Error definitions and identifiers for CoFHE smart contracts'
+          package_keywords: 'cofhe, fhe, homomorphic-encryption, errors, solidity, smart-contracts, fhenix'
+          npm_token: ${{ secrets.NPM_TOKEN }}
+          npm_provenance: 'true'
+
+      - name: Upload errors file
+        run: ls -la cofhe-errors.json  # Verify file exists in root
+
+      - name: Upload errors database
+        uses: actions/upload-artifact@v4
+        with:
+          name: cofhe-errors
+          path: cofhe-errors.json