chore: complete v1.0 milestone

Archive v1.0 MVP: 7 phases, 13 plans, 27/27 requirements.

- Archive roadmap to milestones/v1.0-ROADMAP.md
- Archive requirements to milestones/v1.0-REQUIREMENTS.md
- Move milestone audit into milestones/
- Create MILESTONES.md with v1.0 entry
- Evolve PROJECT.md: move shipped requirements to Validated,
  update Context with stack/LOC, log Key Decisions with outcomes
- Collapse ROADMAP.md to one-line milestone summary
- Update STATE.md to shipped status
- Back-fill stale requirements-completed frontmatter on
  02-01, 04-01, 05-01, 06-01 SUMMARY.md files

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

tests/test_upload_export_roundtrip.py

@@ -0,0 +1,52 @@
+"""End-to-end guard: upload a driver through the HTTP endpoint, then export
+a NinjaRMM package from the resulting Driver record. This prevents regressions
+where DriverStore save path and packages.py driver lookup path diverge."""
+import io
+import json
+import zipfile
+
+import pytest
+
+
+@pytest.fixture
+def driver_zip_bytes():
+    buf = io.BytesIO()
+    with zipfile.ZipFile(buf, "w", compression=zipfile.ZIP_DEFLATED) as zf:
+        zf.writestr("printer.inf", "[Version]\nSignature=$WINDOWS NT$\n")
+        zf.writestr("printer.cat", "FAKE_CAT")
+    return buf.getvalue()
+
+
+def test_upload_then_ninja_export_finds_driver_on_disk(
+    client, tmp_data_dir, driver_zip_bytes
+):
+    from imptune.db.models import Client, Driver, Printer
+
+    upload_resp = client.post(
+        "/drivers/upload",
+        files={"file": ("printer_driver.zip", driver_zip_bytes, "application/zip")},
+    )
+    assert upload_resp.status_code == 200
+
+    driver = Driver.select().order_by(Driver.id.desc()).first()
+    assert driver is not None
+    driver.driver_desc = json.dumps(["HP LaserJet Pro"])
+    driver.save()
+
+    tenant = Client.create(name="Acme Corp")
+    printer = Printer.create(
+        name="Round Trip Printer",
+        ip_address="192.168.1.50",
+        port_name="IP_192.168.1.50",
+        client=tenant,
+        driver=driver,
+    )
+
+    resp = client.get(f"/printers/{printer.id}/packages/ninja")
+    assert resp.status_code == 200, resp.text
+    assert resp.headers["content-type"] == "application/zip"
+
+    out = zipfile.ZipFile(io.BytesIO(resp.content))
+    names = out.namelist()
+    assert any(n.endswith("install.ps1") for n in names)
+    assert any("drivers/printer.inf" in n for n in names)