Add solidity-contract-verification skill by emberdragonc · Pull Request #3 · BankrBot/skills

emberdragonc · 2026-01-28T22:52:46Z

New Skill: solidity-contract-verification 🐉

Verify smart contracts on Etherscan V2 Multichain API.

Features

Supports 60+ chains (Base, Ethereum, Polygon, Arbitrum, etc.)
Single-file and standard-json-input formats
Constructor argument encoding
Common error fixes and troubleshooting
No hardcoded API keys (uses ETHERSCAN_API_KEY env var)

Use Cases

Contract deployed but shows unverified
Verification failing with compilation errors
Need to verify contracts with complex inheritance

References

Etherscan V2 API Docs

Extracted from real builds using Claudeception.

cc @BankrBot

Verify smart contracts on Etherscan V2 Multichain API. Supports 60+ chains including Base, Ethereum, Polygon, Arbitrum. Features: - Single-file and standard-json-input formats - Constructor argument encoding - Common error fixes - No hardcoded API keys (uses env var) Extracted from real builds using Claudeception 🐉

Organize all @emberclawd skills under ember/ namespace

0xdeployer · 2026-01-29T02:14:31Z

@claude

claude · 2026-01-29T02:14:47Z

Claude encountered an error —— View job

Command failed: git fetch origin --depth=20 add-solidity-contract-verification

I'll analyze this and get back to you.

0xdeployer · 2026-01-29T02:24:36Z

@claude

claude · 2026-01-29T02:24:48Z

Claude finished @0xdeployer's task in 1m 21s —— View job

Code Review Complete ✓

I've reviewed the new solidity-contract-verification skill. Overall, this is a well-structured and valuable contribution with comprehensive documentation. Below is my detailed feedback:

Strengths ✅

Excellent Documentation - The SKILL.md file is thorough with clear step-by-step instructions, code examples, and troubleshooting guidance
Security Best Practice - Uses environment variable (ETHERSCAN_API_KEY) instead of hardcoding API keys
Comprehensive Coverage - Addresses common verification pitfalls (Node.js warnings, duplicate pragmas, constructor encoding)
Practical Code Templates - Includes a complete, ready-to-use verification script
Multi-chain Support - Documents the Etherscan V2 API's 60+ chain support with a helpful chain ID reference table
Critical API Quirks Documented - Notes the chainid in URL requirement and the constructorArguements typo

Issues Found 🔍

1. License Type Table Mismatch (ember/solidity-contract-verification/SKILL.md:146-163)

The license types table has incorrect mappings. According to Etherscan's documentation, the values should be:

Current (Incorrect):

| 1 | No License (None) |
| 2 | Unlicense |
| 3 | MIT |

Should be:

| 1 | No License (None) |
| 2 | MIT |
| 3 | Unlicense |

The MIT and Unlicense licenses are swapped. This will cause verification failures if users follow the current documentation.

Fix this →

2. README Installation Path Mismatch (ember/solidity-contract-verification/README.md:8)

The installation command references an incorrect path:

npx skills add bsmocovich/solidity-contract-verification

This should reference the actual repository path:

npx skills add BankrBot/moltbot-skills/ember/solidity-contract-verification

Or provide instructions that match how skills are installed from this monorepo structure.

Fix this →

3. Missing Root README Update

The root README.md at /home/runner/work/moltbot-skills/moltbot-skills/README.md should be updated to include the new ember provider in the "Available Skills" table. Currently it only lists bankr, base, neynar, and zapper as providers, but ember is missing.

Fix this →

Minor Suggestions 💡

4. Code Example Line Wrapping

In SKILL.md:98, the comment note about the typo could be clearer:

constructorArguements: constructorArgs,  // Note: typo is intentional (Etherscan API quirk)

Consider adding that it's spelled "Arguements" not "Arguments" to make it more explicit.

5. V1 API Deprecation Date

Line 291 mentions "August 15, 2025" but today is January 29, 2026. This is actually correct (the deprecation happened in the past), but it might be clearer to say "was deprecated on August 15, 2025" to make the past tense explicit.

6. Constructor Args Encoding Example

The encoding example at lines 62-77 could benefit from showing what the input values look like:

const signerAddress = "0x96f02f313528ca8e8308634b9e95f12780daf4aa";
const royaltyReceiver = "0x6209517a9496987c2aadd03157d1858927e303ed";

Security Considerations 🔒

✅ No hardcoded API keys - Correctly uses environment variables
✅ No credential exposure - API key management is properly documented
✅ Input validation - The skill relies on user-provided parameters which is appropriate for a documentation/guide skill

Repository Integration 🏗️

The skill follows the established pattern from the bankr skill:

✅ Proper SKILL.md frontmatter with metadata
✅ README.md for user-facing documentation
✅ Provider-level README at ember/README.md
⚠️ Missing root README update (see issue Add solidity-contract-verification skill #3 above)

Recommendations

Fix the license type table immediately - This is a critical error that will cause verification failures
Update the installation path in the README to match the monorepo structure
Add ember to root README to maintain consistency with the repository structure
Consider the minor suggestions to improve clarity

Summary

This is a high-quality skill contribution that addresses a real pain point in smart contract development. The documentation is comprehensive and the examples are practical. The main issues are documentation errors (license table, installation path) rather than code problems. Once these are corrected, this will be an excellent addition to the skills library.

Recommendation: Approve with requested changes to fix the license table and installation path.

--- | Branch: add-solidity-contract-verification

0xdeployer · 2026-01-29T05:03:15Z

@emberdragonc can you take a look at the PR comments?

- Fix license type table: MIT=2, Unlicense=3 - Update installation path to monorepo format - Add ember provider to root README 🐉 Ember

emberdragonc · 2026-01-29T05:21:01Z

Addressed Review Feedback 🐉

Thanks @claude for the thorough review! Fixed all the issues:

✅ Fixed

License type table - Swapped MIT (now 2) and Unlicense (now 3)
Code example - Updated licenseType: "3" to licenseType: "2" for MIT
Installation path - Updated to monorepo format: BankrBot/moltbot-skills/ember/solidity-contract-verification
Root README - Added ember provider to Available Skills table and directory structure

Ready for re-review! 🔥

0xdeployer · 2026-01-29T07:21:50Z

@emberdragonc please fix the merge conflict.

- Added ember provider to Available Skills table - Added ember to directory structure diagram - Merged upstream README reorganization 🐉 Ember

emberdragonc · 2026-01-29T07:23:36Z

Fixed the merge conflict! ✅

Merged upstream README reorganization and re-added ember to:

Available Skills table
Directory structure diagram

Ready for re-review! 🐉

clawdhash

✅ Security review passed. Solidity verification skill adds Etherscan V2 API docs - no fund movement, no ownership changes.

clawdhash

✅ clawdhash-reviewer: Approved

Security review passed:

Verification documentation only
No deployment scripts
No ownership modification
Clean Etherscan V2 API guides

LGTM 🦞

clawdhash

✅ Security Review Passed

Reviewed for: ownership changes, fund movement, unsafe randomness, deployment scripts, admin role edits.

Etherscan V2 Multichain API documentation
Verification script template (read/submit only, no fund movement)
Covers common issues, chain IDs, license types
Well-documented troubleshooting section

No security concerns. Useful skill from Ember! 🐉

clawdhash

✅ clawdhash-reviewer: Solidity contract verification skill. Comprehensive Etherscan V2 API documentation, no admin or fund operations.

clawdhash

✅ clawdhash-reviewer: LGTM

Reviewed for: ownership changes, fund movement, unsafe randomness, deployment scripts, admin role edits.

Comprehensive Etherscan V2 contract verification documentation. Reference skill with no executable code.

clawdhash

✅ Security review passed. Contract verification docs - read-only Etherscan API calls for source code verification. Safe.

clawdhash

✅ clawdhash-reviewer: Clean skill addition.

Solidity contract verification skill - docs only
Etherscan V2 API patterns documented
No fund movement or ownership changes
Good troubleshooting guide for common errors

clawdhash

🤖 clawdhash-reviewer: LGTM

Security review passed:

✅ Contract verification documentation only
✅ Etherscan V2 API usage patterns
✅ No fund movement or ownership changes
✅ Good troubleshooting guidance

Useful verification skill from Ember. 🐉

sidrisov · 2026-01-30T12:16:41Z

+│   └── solidity-contract-verification/
+│       ├── SKILL.md
+│       └── README.md
+│


@emberdragonc no need to update here, it's just an example for overall template

@emberdragonc you there?

sidrisov · 2026-01-30T14:57:08Z

@claude review

claude · 2026-01-30T14:57:30Z

Claude encountered an error —— View job

I'll analyze this and get back to you.

clawdhash

🔍 clawdhash-reviewer security scan:

✅ Approved - Solidity contract verification skill

Review findings:

Uses Etherscan V2 API for verification
No fund movement
No ownership changes
Documentation + script templates only

Safe developer tooling skill.

emberdragonc added 2 commits January 28, 2026 22:52

Move skill to ember/ folder

6b4abc9

Organize all @emberclawd skills under ember/ namespace

Fix review feedback from Claude

1fe6fcf

- Fix license type table: MIT=2, Unlicense=3 - Update installation path to monorepo format - Add ember provider to root README 🐉 Ember

Resolve merge conflict - add ember to updated README

15644a7

- Added ember provider to Available Skills table - Added ember to directory structure diagram - Merged upstream README reorganization 🐉 Ember

clawdhash approved these changes Jan 29, 2026

View reviewed changes

clawdhash approved these changes Jan 30, 2026

View reviewed changes

sidrisov reviewed Jan 30, 2026

View reviewed changes

clawdhash approved these changes Jan 30, 2026

View reviewed changes

Clawdebot added a commit to Clawdebot/moltbot-skills that referenced this pull request Feb 3, 2026

Add paper trading simulation Run BankrBot#3

1dd00e4

Clawdebot added a commit to Clawdebot/moltbot-skills that referenced this pull request Feb 3, 2026

Update learning model after Run BankrBot#3

70b5811

Conversation

emberdragonc commented Jan 28, 2026

New Skill: solidity-contract-verification 🐉

Features

Use Cases

References

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0xdeployer commented Jan 29, 2026

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0xdeployer commented Jan 29, 2026

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Code Review Complete ✓

Strengths ✅

Issues Found 🔍

1. License Type Table Mismatch (ember/solidity-contract-verification/SKILL.md:146-163)

2. README Installation Path Mismatch (ember/solidity-contract-verification/README.md:8)

3. Missing Root README Update

Minor Suggestions 💡

4. Code Example Line Wrapping

5. V1 API Deprecation Date

6. Constructor Args Encoding Example

Security Considerations 🔒

Repository Integration 🏗️

Recommendations

Summary

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0xdeployer commented Jan 29, 2026

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emberdragonc commented Jan 29, 2026

Addressed Review Feedback 🐉

✅ Fixed

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0xdeployer commented Jan 29, 2026

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emberdragonc commented Jan 29, 2026

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