V3 contract

* Code changes for gas optimisations

* Unified shares parameter in registerValidator

* New architecture: SSVNetwork, SSVNetworkViews + libraries

* UUPS upgrades pattern using open zeppelin

* Solhint + slither in the CI pipeline added

* Support versioned contracts

* Operators can have 0 fee 

* Permissioned Operators with the use of a whitelisted address

* Manage validators efficiently through clusters

* Manage balances of clusters, operators, and network using snapshots

* Extensive unit test suite

* Add a minimum liquidation collateral in addition to the current liquidation threshold

.editorconfig

@@ -0,0 +1,16 @@
+root = true
+
+[*.{ts,json,js}]
+charset = utf-8
+end_of_line = lf
+indent_size = 2
+indent_style = space
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.yml]
+indent_size = 2
+
+[*.md]
+max_line_length = off
+trim_trailing_whitespace = false

.env.example

@@ -1,14 +1,16 @@
 GOERLI_ETH_NODE_URL=
 GOERLI_OWNER_PRIVATE_KEY=
-GANACHE_ETH_NODE_URL=
-GANACHE_OWNER_PRIVATE_KEY=
+MAINNET_ETH_NODE_URL=
+MAINNET_OWNER_PRIVATE_KEY=
 GAS_PRICE=
+GAS=
 ETHERSCAN_KEY=
 SSV_TOKEN_ADDRESS=
-CDT_TOKEN_ADDRESS=
-MINIMUM_BLOCKS_BEFORE_LIQUIDATION=100
+MINIMUM_BLOCKS_BEFORE_LIQUIDATION=100800
+MINIMUM_LIQUIDATION_COLLATERAL=200000000
 OPERATOR_MAX_FEE_INCREASE=3
-SET_OPERATOR_FEE_PERIOD=259200 # 3 days
-APPROVE_OPERATOR_FEE_PERIOD=345600 # 4 days
-VALIDATORS_PER_OPERATOR_LIMIT=2000
-REGISTERED_OPERATORS_PER_ACCOUNT_LIMIT=10
+DECLARE_OPERATOR_FEE_PERIOD=259200 # 3 days
+EXECUTE_OPERATOR_FEE_PERIOD=345600 # 4 days
+SSVNETWORK_PROXY_ADDRESS=
+SSVNETWORKVIEWS_PROXY_ADDRESS=
+INITIAL_VERSION="0.3.0"

.eslintrc.js

@@ -0,0 +1,27 @@
+module.exports = {
+  parser: '@typescript-eslint/parser',
+  parserOptions: {
+    project: 'tsconfig.json',
+    sourceType: 'module',
+  },
+  plugins: ['@typescript-eslint/eslint-plugin'],
+  extends: [
+    'plugin:@typescript-eslint/recommended',
+  ],
+  root: true,
+  env: {
+    node: true,
+    jest: true,
+  },
+  ignorePatterns: ['.eslintrc.js', 'hardhat.config.ts'],
+  rules: {
+    '@typescript-eslint/interface-name-prefix': 'off',
+    '@typescript-eslint/explicit-function-return-type': 'off',
+    '@typescript-eslint/explicit-module-boundary-types': 'off',
+    '@typescript-eslint/no-explicit-any': 'off',
+    'indent': ['error', 2],
+    'semi': [2, 'always'],
+    'quotes': [2, 'single', 'avoid-escape'],
+    '@typescript-eslint/no-empty-function': 0,
+  },
+};

.github/workflows/code-coverage.yaml

@@ -11,8 +11,8 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-node@v1
         with:
-          node-version: '12.x'
-      - run: npm install
+          node-version: '16.x'
+      - run: npm ci
         env:
           GH_TOKEN: ${{ secrets.github_token }}
-      - run: npx hardhat coverage
+      - run: NO_GAS_ENFORCE=1 npx hardhat coverage

.github/workflows/linter.yaml

@@ -10,8 +10,8 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-node@v1
         with:
-          node-version: '12.x'
-      - run: npm install
+          node-version: '16.x'
+      - run: npm ci
         env:
           GH_TOKEN: ${{ secrets.github_token }}
       - run: npx hardhat check

.github/workflows/slither.yml

@@ -0,0 +1,16 @@
+name: Slither Analysis
+on: [push]
+jobs:
+  analyze:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Run Slither
+        uses: crytic/slither-action@v0.2.0
+        id: slither
+        with:
+          node-version: 16
+          fail-on: high
+          slither-args: --exclude controlled-delegatecall

.github/workflows/tests.yaml

@@ -11,8 +11,8 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-node@v1
         with:
-          node-version: '12.x'
-      - run: npm install
+          node-version: '16.x'
+      - run: npm ci
         env:
           GH_TOKEN: ${{ secrets.github_token }}
       - run: npx hardhat test

.gitignore

@@ -7,11 +7,7 @@ cache
 coverage
 coverage.json
 artifacts
-.openzeppelin/unknown-*
-subgraph/build
-.idea
-/incentivized_testnet/operators*
-/incentivized_testnet/validators*
-/incentivized_testnet/prod
-/incentivized_testnet/stage
-/incentivized_testnet/latest_metrics.json
+typechain-types/
+.openzeppelin/dev-*.json
+.DS_Store
+.history