Add project roadmap: 27 steps in dependency order across six phases

Three current gates (market validation, BOI, land title check) through
quotes, commitment, build, launch, and revenue-gated expansion; import
window correctly attributed to certificate issuance

README.md

@@ -53,6 +53,9 @@ and budgets for the other steps are open planning items.
 
 The detail lives in dedicated documents:
 
+- [Roadmap](docs/roadmap.md): next steps in dependency order, from the
+  three current gates (market validation, BOI, land title check) through
+  quotes, commitment, build, launch, and expansion
 - [Pressing line equipment plan](docs/equipment/pressing-line.md): the
   50/50 automated/semi-automatic fleet strategy, the Newbilt system under
   evaluation (≈ €200,500 quoted scope), and site requirements
@@ -115,6 +118,7 @@ docs/
 ├── facility-security.md   Security, HVAC, fire and life safety, compliance
 ├── process-flow.md        Audio file to delivered record, with all checks
 ├── quality-automation.md  Stamper metrology and layered record QC
+├── roadmap.md             Next steps in dependency order
 ├── scale.md               Rough project sizing on one page
 ├── sustainability.md      Energy, water, materials commitments
 ├── traceability.md        Process logging and per-order traceability
@@ -125,7 +129,7 @@ Vendor PDFs and spreadsheets are primary sources and reflect the state of
 negotiations at their file dates. Treat prices and lead times as snapshots,
 not commitments.
 
-## Roadmap for This Repo
+## What This Repo Will Grow to Hold
 
 - Accumulate planning and vendor documents as decisions firm up, including
   the mastering, cutting, and galvanics chain