Implements Competitive Position and Advantage Intelligence as a single multi-phase PR.\n\nIncluded phases:\n- Governed external competitive landscapes with canonical party actors, Porter Five Forces observations, and evidence-backed signals.\n- Strategic positioning for market segments, stakeholders, geographies, industries, and networks with value propositions, differentiation, alternatives, and excluded scope.\n- VRIO-style defensible advantage assessment with switching costs, network effects, evidence, ecological, social, governance-trust, imitation, and capture dimensions.\n- Advantage fit links to capabilities, strategy choices, investments, and value-chain artifacts, with fit health classification.\n- Continuous monitoring that converts high/critical competitive signals into idempotent strategy review tasks.\n- Competitive health projection and reporting integrated into business plans, strategy execution reports, and coherence findings.\n\nVerification:\n- Competitive intelligence tests: 21 passed.\n- Existing strategy/planning/governance tests: 68 passed.\n- Migration/workflow tests: 31 passed.\n- Python compilation and diff checks passed.\n- All 376 migrations/seeds applied locally.