Tidy up Projects, Namespaces and general architecture do-over#376

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ChrisonSimtian wants to merge 46 commits into

experimentalfrom

refactor/onion-architecture

Commits on Jun 3, 2026

docs: ADR-0006 + spike 0002 for onion layering & namespace realignment

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docs: refine ADR-0006/spike-0002 — Components reasoning + defer shim strategy

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docs: ADR-0006 — tool wrappers are Application vocabulary, execution is the port

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refactor(arch)!: extract Fallout.Domain ring (onion realignment step 1)

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docs: spike 0002 verdict — Domain ring extracted, mechanics proven

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docs: correct realignment target to the (unreleased) 2026 major; add CHANGELOG

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tooling: add OnionRewriter (dry-run) — scopes the Application ring

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tooling: make OnionRewriter semantic (MSBuildWorkspace + symbol resolution)

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refactor(arch)!: Application ring — core API -> Fallout.Application (onion step 2)

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docs(changelog): record Application ring (step 2) under the onion entry

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feat(tooling): extract process-execution port (IProcessRunner) — onion step 3

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docs: spike 0003 — Infrastructure-ring handoff (plan, decisions, tool lessons)

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refactor(arch)!: Components → Fallout.Application.Components (onion step 4a)

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refactor(arch)!: Tool vocabulary → Application, executor → Infrastructure (onion step 4b)

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refactor(arch): invert tool-execution deps behind ports; gate the Application ring (onion 4b follow-up)

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refactor(arch)!: extract Fallout.Kernel — shared utility/IO ring (onion step 5a)

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refactor(arch)!: CI providers → Infrastructure via Application.CI ports (onion step 5b)

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docs(spike): refine 5c plan — ProjectModelTasks needs a port, not a namespace move

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docs(spike): resolve onion 5d — external IO stays in Kernel (no moves)

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refactor(arch): onion 5c phase A — Fallout-owned Solution model (POCO tree)

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refactor(arch): onion 5c phase B — ISolutionSerializer + IProjectEditor ports

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refactor(arch)!: onion 5c phase C-E — ProjectModel/Solution → rings (namespace move)

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docs(spike): record onion 5c done — ProjectModel/Solution full-onion realization

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fix(cli): refresh stale onion namespaces in cake migration + project template

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refactor(arch)!: finish Git + ChangeLog onion moves → Application

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refactor(arch)!: finish 5a Kernel stragglers — Assert/EnvironmentInfo/etc → Fallout.Kernel

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docs(spike): record Git/ChangeLog + Kernel-straggler cleanups; fix stale cref

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refactor(arch)!: finish Execution + Gitter tail → Application (+ port the exposed Infra dep)

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docs(spike): record Execution + Gitter tail completion

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refactor(arch)!: onion project renames phase 1 — ring-pure projects → ring names

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refactor(arch)!: onion phase 2 — split Fallout.Tooling into ring-pure assemblies

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refactor(arch)!: onion phase 3 — split Fallout.Solution into ring-pure assemblies

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refactor(arch)!: onion phase 4 — dissolve Fallout.Common into ring-pure assemblies + Fallout meta

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refactor(arch)!: onion phase 5 — TFM cleanup + consumer package = Fallout meta

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docs: record onion project-rename completion (CHANGELOG, spike 0003, ADR-0006)

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refactor(arch)!: residual 1 — Kernel.IO files in Application assembly → Fallout.Application.IO

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refactor(arch)!: residual 2 — eliminate the last Fallout.Common namespace → Fallout.Build.Shared

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docs(spike): record namespace residuals cleaned — Fallout.Common fully gone

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feat(migration): add canonical Nuke<->Fallout namespace map (shared source)

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fix(migration): rebuild Nuke→Fallout rewriters on the canonical map (post-onion correct)

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refactor(migration)!: drop Cake migration support

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refactor(arch)!: shim generator on the canonical map + consolidate 3→2 shim packages

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test: re-include the Nuke.* shim compat tests (validation for the redesign)

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docs: record shim + migration redesign (closes the onion realignment)

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fix: remove duplicate using Fallout.Kernel directives

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refactor(tests): realign test projects to onion rings

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