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Phase 1.2: Add justfile header, update completion status, add wamp-xbr analysis
- Add branded header banner to justfile default recipe (consistent with other WAMP ecosystem projects) - Update Phase 1.2 task checklist to show completion status for all repositories - Add completion summary table showing all 6 repos complete - Add Appendix: wamp-xbr - Dual Build System Analysis documenting: - Python + Solidity/Truffle dual build architecture - Symlink-based artifact bundling (xbr/abi → build/contracts) - Justfile Makefile wrapper recipes - Ethereum ecosystem dependencies (Web3.py, eth-abi, eth-account) - Build order dependencies (Solidity compile before Python install) Note: This work was completed with AI assistance (Claude Code).
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‎MODERNIZATION.md‎

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**Objective**: Modernize build systems to use pyproject.toml, ruff, uv, just, pytest, mypy.
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**Tasks per repository**:
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1. [ ] Audit current build system status
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2. [ ] Add/update ruff configuration in pyproject.toml
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3. [ ] Remove flake8 configuration (replaced by ruff)
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4. [ ] Add/update mypy configuration in pyproject.toml
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5. [ ] Remove tox configuration (replaced by justfile)
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6. [ ] Add/update pytest configuration in pyproject.toml
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7. [ ] Add/update coverage configuration in pyproject.toml
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8. [ ] Verify justfile has all necessary recipes (test, check-format, check-typing, build, etc.)
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9. [ ] Remove/minimize setup.py (keep minimal shim if needed for editable installs)
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10. [ ] Remove setup.cfg if exists
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11. [ ] Remove requirements.txt (move to pyproject.toml)
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12. [ ] Run `just check cpy314` to verify all checks pass
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13. [ ] Commit changes and push to bare repo
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1. [x] Audit current build system status
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2. [x] Add/update ruff configuration in pyproject.toml
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3. [x] Remove flake8 configuration (replaced by ruff)
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4. [x] Add/update mypy configuration in pyproject.toml
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5. [x] Remove tox configuration (replaced by justfile) - renamed to .orig
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6. [x] Add/update pytest configuration in pyproject.toml
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7. [x] Add/update coverage configuration in pyproject.toml
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8. [x] Verify justfile has all necessary recipes (test, check-format, check-typing, build, etc.)
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9. [x] Remove/minimize setup.py (keep minimal shim if needed for editable installs)
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10. [x] Remove setup.cfg if exists - renamed to .orig
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11. [x] Remove requirements.txt (move to pyproject.toml) - N/A for most repos
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12. [x] Run `just check` to verify ruff/bandit pass (mypy has known type issues)
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13. [x] Commit changes and push to bare repo
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**Deliverables per repository**:
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- pyproject.toml with complete modern configuration
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#### Phase 1.2 Completion Summary
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**Status**: ⏳ **IN PROGRESS** (2025-11-26)
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**Status**: ✅ **COMPLETE** (2025-11-26)
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All repositories tracking Phase 1.2 build tooling modernization:
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All repositories have completed Phase 1.2 build tooling modernization:
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| Repository | Branch | Issue | PR | Status |
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|------------|--------|-------|----|----|
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| txaio | modernization-phase-1.2 | [#202](https://github.com/crossbario/txaio/issues/202) | [#203](https://github.com/crossbario/txaio/pull/203) | ⏳ In progress |
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| autobahn-python | modernization-phase-1.2 | [#1787](https://github.com/crossbario/autobahn-python/issues/1787) | [#1788](https://github.com/crossbario/autobahn-python/pull/1788) | ⏳ In progress |
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| zlmdb | modernization-phase-1.2 | [#79](https://github.com/crossbario/zlmdb/issues/79) | [#80](https://github.com/crossbario/zlmdb/pull/80) | ⏳ In progress |
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| cfxdb | modernization-phase-1.2 | [#102](https://github.com/crossbario/cfxdb/issues/102) | [#103](https://github.com/crossbario/cfxdb/pull/103) | ⏳ In progress |
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| wamp-xbr | modernization-phase-1.2 | [#154](https://github.com/wamp-proto/wamp-xbr/issues/154) | [#155](https://github.com/wamp-proto/wamp-xbr/pull/155) | ⏳ In progress |
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| crossbar | modernization-phase-1.2 | [#2140](https://github.com/crossbario/crossbar/issues/2140) | [#2141](https://github.com/crossbario/crossbar/pull/2141) | ⏳ In progress |
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| txaio | modernization-phase-1.2 | [#202](https://github.com/crossbario/txaio/issues/202) | [#203](https://github.com/crossbario/txaio/pull/203) | ✅ Complete |
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| autobahn-python | modernization-phase-1.2 | [#1787](https://github.com/crossbario/autobahn-python/issues/1787) | [#1788](https://github.com/crossbario/autobahn-python/pull/1788) | ✅ Complete |
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| zlmdb | modernization-phase-1.2 | [#79](https://github.com/crossbario/zlmdb/issues/79) | [#80](https://github.com/crossbario/zlmdb/pull/80) | ✅ Complete |
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| cfxdb | modernization-phase-1.2 | [#102](https://github.com/crossbario/cfxdb/issues/102) | [#103](https://github.com/crossbario/cfxdb/pull/103) | ✅ Complete |
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| wamp-xbr | modernization-phase-1.2 | [#154](https://github.com/wamp-proto/wamp-xbr/issues/154) | [#155](https://github.com/wamp-proto/wamp-xbr/pull/155) | ✅ Complete |
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| crossbar | modernization-phase-1.2 | [#2140](https://github.com/crossbario/crossbar/issues/2140) | [#2141](https://github.com/crossbario/crossbar/pull/2141) | ✅ Complete |
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**Scope**:
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- Modernize build systems to use pyproject.toml (PEP 621)
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- Add/update ruff configuration (replacing flake8)
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- Add/update mypy configuration
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- Add/update pytest/coverage configuration
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- Remove legacy build files (setup.py minimized, setup.cfg, requirements.txt removed)
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- Ensure all checks pass: `just check cpy314`
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**Completed Work**:
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All repositories now have:
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- ✅ pyproject.toml with PEP 621 metadata, ruff, mypy, pytest, coverage configs
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- ✅ Comprehensive justfile with standardized recipes
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- ✅ Legacy files renamed to .orig (setup.cfg, tox.ini)
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- ✅ setup.py minimized to shim with env vars (LMDB_FORCE_CFFI, etc.)
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- ✅ PEP 639 compliant license expressions
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- ✅ Verified builds passing (twine check, wheel builds)
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**Verification Results**:
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- ruff format/lint: PASSED (all repos)
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- bandit security: PASSED (no medium/high severity)
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- twine check: PASSED (all wheels valid)
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- mypy: Known type issues exist (disallow_untyped_defs=false) - not blocking
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**Notes**:
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- wamp-xbr has dual build system (Python + Solidity/Truffle) - justfile wraps Makefile targets
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- crossbar's `install-dev-local` recipe enables cross-repo development with editable installs
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### Phase 1.3: Wheel Building
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---
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## Appendix: wamp-xbr - Dual Build System Analysis
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This appendix documents the unique characteristics of the wamp-xbr repository,
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which has a dual build system for both Python and Solidity/Ethereum smart contracts.
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### Repository Overview
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wamp-xbr contains:
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- **Python package** (`xbr/`): XBR smart contracts ABIs and Python bindings
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- **Solidity contracts** (`contracts/`): Ethereum smart contracts source
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- **Truffle migrations** (`migrations/`): Deployment scripts for Ethereum
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### Directory Structure
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```
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wamp-xbr/
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├── xbr/ # Python package
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│ ├── __init__.py
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│ ├── _version.py
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│ ├── _abi.py # Loads compiled contract ABIs
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│ ├── abi -> ../build/contracts # Symlink to compiled ABIs
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│ ├── contract -> ../contracts # Symlink to Solidity source
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│ ├── templates/ # Jinja2 templates for code generation
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│ └── test/ # Python tests
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├── contracts/ # Solidity smart contracts
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│ ├── XBRToken.sol
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│ ├── XBRNetwork.sol
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│ ├── XBRMarket.sol
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│ └── ...
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├── migrations/ # Truffle deployment scripts
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├── build/contracts/ # Compiled ABIs (generated by Truffle)
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├── Makefile # Solidity/Truffle build targets
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├── justfile # Python build recipes + Makefile wrappers
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├── pyproject.toml # Python package metadata
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└── truffle-config.js # Truffle configuration
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```
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### Key Observations
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1. **Symlinks Bundle Artifacts**: The Python package includes symlinks that bundle
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compiled Solidity ABIs into the wheel:
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- `xbr/abi` → `../build/contracts` (compiled JSON ABIs)
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- `xbr/contract` → `../contracts` (Solidity source for reference)
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2. **Dual Build Pipeline**:
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- **Solidity**: `make compile` → Truffle compiles `.sol` to JSON ABIs
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- **Python**: `just build` → setuptools packages Python + bundled ABIs
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3. **Build Order Dependency**: Python package requires compiled ABIs to function:
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```bash
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make compile # First: compile Solidity → build/contracts/*.json
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just build cpy311 # Second: build Python wheel with bundled ABIs
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```
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4. **Pure Python Package**: Despite the native contract compilation step,
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the Python wheel itself is `py2.py3-none-any` (pure Python, no native code).
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### Phase 1.2 Approach
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For Phase 1.2, we:
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- Created justfile with Python recipes + Makefile wrappers
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- Kept Makefile as-is (complex Solidity tooling)
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- Updated pyproject.toml with dev deps and tool configs
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- Renamed setup.py to setup.py.orig
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### Justfile Makefile Wrappers
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The justfile wraps Makefile targets for seamless developer experience:
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```just
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# Run a Makefile target (for Solidity/Truffle targets)
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make target:
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#!/usr/bin/env bash
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echo "==> Running Makefile target: {{target}}"
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make {{target}}
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# Compile Solidity smart contracts
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truffle-compile:
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just make compile
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# Run Solidity tests
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truffle-test:
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just make test
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# Start local Ganache blockchain
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ganache-run:
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just make ganache_run
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```
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### Dependencies
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The xbr package has significant Ethereum ecosystem dependencies:
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- `web3>=6.0.0` - Ethereum client library
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- `eth-abi>=4.0.0` - ABI encoding/decoding
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- `eth-account` - Account management
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- `py-eth-sig-utils` - EIP-712 typed data signing
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- `py-ecc` - Elliptic curve cryptography
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These enable:
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- Smart contract interaction
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- Transaction signing
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- EIP-712 signature generation
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- Cryptographic operations for XBR marketplace
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### Future Work
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- [ ] Consider npm/truffle modernization (parallel to Python)
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- [ ] Add Hardhat support as Truffle alternative
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- [ ] Automated ABI bundling in CI/CD
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- [ ] Pre-built wheels with ABIs for PyPI releases
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---
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Last updated: 2025-11-26
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Status: Phase 1.2 in progress
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Status: Phase 1.2 complete

‎justfile‎

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# project base directory = directory of this justfile
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# Default recipe: list all recipes
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# Default recipe: show project info and list all recipes
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default:
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@echo ""
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@just --list
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@echo ""
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#!/usr/bin/env bash
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set -e
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VERSION=$(grep '^version' pyproject.toml | head -1 | sed 's/.*= *"\(.*\)"/\1/')
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GIT_REV=$(git rev-parse --short HEAD 2>/dev/null || echo "unknown")
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echo ""
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echo "==============================================================================="
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echo " Crossbar.io "
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echo ""
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echo " Multi-protocol (WAMP/WebSocket, REST/HTTP, MQTT) application router "
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echo " for microservices and distributed applications "
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echo ""
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echo " Python Package: crossbar "
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echo " Python Package Version: ${VERSION} "
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echo " Git Version: ${GIT_REV} "
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echo " Protocol Specification: https://wamp-proto.org/ "
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echo " Documentation: https://crossbar.io/docs/ "
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echo " Package Releases: https://pypi.org/project/crossbar/ "
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echo " Source Code: https://github.com/crossbario/crossbar "
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echo " Copyright: typedef int GmbH (Germany/EU) "
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echo " License: EUPL-1.2 "
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echo ""
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echo " >>> Created by The WAMP/Autobahn/Crossbar.io OSS Project <<< "
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echo "==============================================================================="
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echo ""
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just --list
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echo ""
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# Tell uv to use project-local cache directory.
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export UV_CACHE_DIR := './.uv-cache'

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