Initial commit: AirCoding V1.0.0 Alpha architecture baseline

Complete architecture document set with multi-model review remediation:
- Frozen interface contracts, runtime semantics, DB schemas
- Event/tool/error/provider registries
- Scheduler and main agent state machines
- C4 module/code views, solution architecture, baseline V1
- Multi-model review reports and joint assessment
- Phase-gate remediation complete (P0/P1/P2/UX resolved)
- Implementation plan with T-000A through T-045
- Reference folders kept as placeholders only

reference/atuin-18.16.1/.github/DISCUSSION_TEMPLATE/support.yml

@@ -0,0 +1,84 @@
+body:
+  - type: input
+    attributes:
+      label: Operating System
+      description: What operating system are you using?
+      placeholder: "Example: macOS Big Sur"
+    validations:
+      required: true
+
+  - type: input
+    attributes:
+      label: Shell
+      description: What shell are you using?
+      placeholder: "Example: zsh 5.8.1"
+    validations:
+      required: true
+
+  - type: dropdown
+    attributes:
+      label: Version
+      description: What version of atuin are you running?
+      multiple: false
+      options: # how often will I forget to update this? a lot.
+        - v17.0.0 (Default)
+        - v16.0.0
+        - v15.0.0
+        - v14.0.1
+        - v14.0.0
+        - v13.0.1
+        - v13.0.0
+        - v12.0.0
+        - v11.0.0
+        - v0.10.0
+        - v0.9.1
+        - v0.9.0
+        - v0.8.1
+        - v0.8.0
+        - v0.7.2
+        - v0.7.1
+        - v0.7.0
+        - v0.6.4
+        - v0.6.3
+      default: 0
+    validations:
+      required: true
+
+  - type: checkboxes
+    attributes:
+      label: Self hosted
+      description: Are you self hosting atuin server?
+      options:
+        - label: I am self hosting atuin server
+
+  - type: checkboxes
+    attributes:
+      label: Search the issues
+      description: Did you search the issues and discussions for your problem?
+      options:
+        - label: I checked that someone hasn't already asked about the same issue
+          required: true
+
+  - type: textarea
+    attributes:
+      label: Behaviour
+      description: "Please describe the issue - what you expected to happen, what actually happened"
+      
+  - type: textarea
+    attributes:
+      label: Logs
+      description: "If possible, please include logs from atuin, especially if you self host the server - ATUIN_LOG=debug"
+
+  - type: textarea
+    attributes:
+      label: Extra information
+      description: "Anything else you'd like to add?"
+
+  - type: checkboxes
+    attributes:
+      label: Code of Conduct
+      description: The Code of Conduct helps create a safe space for everyone. We require
+        that everyone agrees to it.
+      options:
+        - label: I agree to follow this project's [Code of Conduct](https://github.com/atuinsh/atuin/blob/main/CODE_OF_CONDUCT.md)
+          required: true

reference/atuin-18.16.1/.github/FUNDING.yml

@@ -0,0 +1,13 @@
+# These are supported funding model platforms
+
+github: [atuinsh]
+patreon: # Replace with a single Patreon username
+open_collective: # Replace with a single Open Collective username
+ko_fi: # Replace with a single Ko-fi username
+tidelift: # Replace with a single Tidelift platform-name/package-name e.g., npm/babel
+community_bridge: # Replace with a single Community Bridge project-name e.g., cloud-foundry
+liberapay: # Replace with a single Liberapay username
+issuehunt: # Replace with a single IssueHunt username
+otechie: # Replace with a single Otechie username
+lfx_crowdfunding: # Replace with a single LFX Crowdfunding project-name e.g., cloud-foundry
+custom: # Replace with up to 4 custom sponsorship URLs e.g., ['link1', 'link2']

reference/atuin-18.16.1/.github/ISSUE_TEMPLATE/bug.yaml

@@ -0,0 +1,39 @@
+name: Bug Report
+description: File a bug report
+title: "[Bug]: "
+labels: ["bug", "triage"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thanks for taking the time to fill out this bug report!
+  - type: textarea
+    id: what-expected
+    attributes:
+      label: What did you expect to happen?
+      placeholder: Tell us what you expected to see!
+    validations:
+      required: true
+  - type: textarea
+    id: what-happened
+    attributes:
+      label: What happened?
+      placeholder: Tell us what you see!
+    validations:
+      required: true
+  - type: textarea
+    id: doctor
+    validations:
+      required: true
+    attributes:
+      label: Atuin doctor output
+      description: Please run 'atuin doctor' and share the output. If it fails to run, share any errors. This requires Atuin >=v18.1.0
+      render: yaml
+  - type: checkboxes
+    id: terms
+    attributes:
+      label: Code of Conduct
+      description: By submitting this issue, you agree to follow our [Code of Conduct](https://github.com/atuinsh/atuin/blob/main/CODE_OF_CONDUCT.md)
+      options:
+        - label: I agree to follow this project's Code of Conduct
+          required: true

reference/atuin-18.16.1/.github/dependabot.yml

@@ -0,0 +1,19 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for all configuration options:
+# https://help.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+
+version: 2
+updates:
+  - package-ecosystem: "cargo" # See documentation for possible values
+    directory: "/" # Location of package manifests
+    schedule:
+      interval: "weekly"
+  - package-ecosystem: "docker" # See documentation for possible values
+    directory: "/" # Location of package manifests
+    schedule:
+      interval: "weekly"
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"

reference/atuin-18.16.1/.github/pull_request_template.md

@@ -0,0 +1,5 @@
+<!-- Thank you for making a PR! Bug fixes are always welcome, but if you're adding a new feature or changing an existing one, we'd really appreciate if you open an issue, post on the forum, or drop in on Discord -->
+
+## Checks
+- [ ] I am happy for maintainers to push small adjustments to this PR, to speed up the review cycle
+- [ ] I have checked that there are no existing pull requests for the same thing

reference/atuin-18.16.1/.github/workflows/codespell.yml

@@ -0,0 +1,28 @@
+# Codespell configuration is within .codespellrc
+---
+name: Codespell
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+permissions:
+  contents: read
+
+jobs:
+  codespell:
+    name: Check for spelling errors
+    runs-on: depot-ubuntu-24.04
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v6
+      - name: Codespell
+        uses: codespell-project/actions-codespell@v2
+        with:
+          # This is regenerated from commit history
+          # we cannot rewrite commit history, and I'd rather not correct it
+          # every time
+          exclude_file: CHANGELOG.md

reference/atuin-18.16.1/.github/workflows/docker.yaml

@@ -0,0 +1,61 @@
+name: build-docker
+
+on:
+  push:
+    branches: [main]
+    tags:
+      - 'v*'
+
+jobs:
+  publish:
+    concurrency:
+      group: ${{ github.ref }}-docker
+      cancel-in-progress: true
+    permissions:
+      packages: write
+      contents: read
+      id-token: write
+
+    runs-on: depot-ubuntu-24.04
+    steps:
+      - uses: actions/checkout@v6
+
+      - name: Get Repo Owner
+        id: get_repo_owner
+        run: echo "REPO_OWNER=$(echo ${{ github.repository_owner }} | tr '[:upper:]' '[:lower:]')" > $GITHUB_ENV
+
+      - uses: depot/setup-action@v1
+
+      - name: Login to container Registry
+        uses: docker/login-action@v3
+        with:
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+          registry: ghcr.io
+
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ghcr.io/${{ env.REPO_OWNER }}/atuin
+          flavor: |
+            latest=false
+          tags: |
+            type=ref,event=branch
+            type=sha,prefix=
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+
+      - name: Build and push
+        uses: depot/build-push-action@v1
+        with:
+          push: true
+          platforms: linux/amd64,linux/arm64
+          file: ./Dockerfile
+          context: .
+          provenance: false
+          build-args: |
+            Version=${{ fromJSON(steps.meta.outputs.json).labels['org.opencontainers.image.version'] || 'dev' }}
+            GitCommit=${{ github.sha }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

reference/atuin-18.16.1/.github/workflows/installer.yml

@@ -0,0 +1,38 @@
+name: Install
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    paths: .github/workflows/installer.yml
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  install:
+    strategy:
+      matrix:
+        os: [depot-ubuntu-24.04, macos-14]
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v6
+
+      - name: Install zsh for ubuntu
+        if: matrix.os == 'depot-ubuntu-24.04' 
+        run: | 
+          sudo apt install zsh
+
+      - name: Test install script on bash
+        run: | 
+          /bin/bash -c "$(curl --proto '=https' --tlsv1.2 -sSf https://setup.atuin.sh)"
+          [ -d "$HOME/.atuin" ] && source $HOME/.atuin/bin/env
+          atuin --help
+
+      - name: Test install script on zsh
+        shell: zsh {0}
+        run: | 
+          /bin/bash -c "$(curl --proto '=https' --tlsv1.2 -sSf https://setup.atuin.sh)"
+          [ -d "$HOME/.atuin" ] && source $HOME/.atuin/bin/env
+          atuin --help

reference/atuin-18.16.1/.github/workflows/nix.yml

@@ -0,0 +1,34 @@
+# Verify the Nix build is working
+# Failures will usually occur due to an out of date Rust version
+# That can be updated to the latest version in nixpkgs-unstable with `nix flake update`
+name: Nix
+on:
+  push:
+    branches: [ main ]
+    paths-ignore:
+      - 'ui/**'
+  pull_request:
+    branches: [ main ]
+    paths-ignore:
+      - 'ui/**'
+
+jobs:
+  check:
+    runs-on: depot-ubuntu-24.04
+
+    steps:
+      - uses: actions/checkout@v6
+      - uses: cachix/install-nix-action@v31
+
+      - name: Run nix flake check
+        run: nix flake check --print-build-logs
+
+  build-test:
+    runs-on: depot-ubuntu-24.04
+
+    steps:
+      - uses: actions/checkout@v6
+      - uses: cachix/install-nix-action@v31
+
+      - name: Run nix build
+        run: nix build --print-build-logs

reference/atuin-18.16.1/.github/workflows/release.yml

@@ -0,0 +1,304 @@
+# This file was autogenerated by dist: https://axodotdev.github.io/cargo-dist
+#
+# Copyright 2022-2024, axodotdev
+# SPDX-License-Identifier: MIT or Apache-2.0
+#
+# CI that:
+#
+# * checks for a Git Tag that looks like a release
+# * builds artifacts with dist (archives, installers, hashes)
+# * uploads those artifacts to temporary workflow zip
+# * on success, uploads the artifacts to a GitHub Release
+#
+# Note that the GitHub Release will be created with a generated
+# title/body based on your changelogs.
+
+name: Release
+permissions:
+  "contents": "write"
+
+# This task will run whenever you push a git tag that looks like a version
+# like "1.0.0", "v0.1.0-prerelease.1", "my-app/0.1.0", "releases/v1.0.0", etc.
+# Various formats will be parsed into a VERSION and an optional PACKAGE_NAME, where
+# PACKAGE_NAME must be the name of a Cargo package in your workspace, and VERSION
+# must be a Cargo-style SemVer Version (must have at least major.minor.patch).
+#
+# If PACKAGE_NAME is specified, then the announcement will be for that
+# package (erroring out if it doesn't have the given version or isn't dist-able).
+#
+# If PACKAGE_NAME isn't specified, then the announcement will be for all
+# (dist-able) packages in the workspace with that version (this mode is
+# intended for workspaces with only one dist-able package, or with all dist-able
+# packages versioned/released in lockstep).
+#
+# If you push multiple tags at once, separate instances of this workflow will
+# spin up, creating an independent announcement for each one. However, GitHub
+# will hard limit this to 3 tags per commit, as it will assume more tags is a
+# mistake.
+#
+# If there's a prerelease-style suffix to the version, then the release(s)
+# will be marked as a prerelease.
+on:
+  pull_request:
+  push:
+    tags:
+      - '**[0-9]+.[0-9]+.[0-9]+*'
+
+jobs:
+  # Run 'dist plan' (or host) to determine what tasks we need to do
+  plan:
+    runs-on: "ubuntu-22.04"
+    outputs:
+      val: ${{ steps.plan.outputs.manifest }}
+      tag: ${{ !github.event.pull_request && github.ref_name || '' }}
+      tag-flag: ${{ !github.event.pull_request && format('--tag={0}', github.ref_name) || '' }}
+      publishing: ${{ !github.event.pull_request }}
+    env:
+      GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+    steps:
+      - uses: actions/checkout@v6
+        with:
+          persist-credentials: false
+          submodules: recursive
+      - name: Install dist
+        # we specify bash to get pipefail; it guards against the `curl` command
+        # failing. otherwise `sh` won't catch that `curl` returned non-0
+        shell: bash
+        run: "curl --proto '=https' --tlsv1.2 -LsSf https://github.com/axodotdev/cargo-dist/releases/download/v0.31.0/cargo-dist-installer.sh | sh"
+      - name: Cache dist
+        uses: actions/upload-artifact@v6
+        with:
+          name: cargo-dist-cache
+          path: ~/.cargo/bin/dist
+      # sure would be cool if github gave us proper conditionals...
+      # so here's a doubly-nested ternary-via-truthiness to try to provide the best possible
+      # functionality based on whether this is a pull_request, and whether it's from a fork.
+      # (PRs run on the *source* but secrets are usually on the *target* -- that's *good*
+      # but also really annoying to build CI around when it needs secrets to work right.)
+      - id: plan
+        run: |
+          dist ${{ (!github.event.pull_request && format('host --steps=create --tag={0}', github.ref_name)) || 'plan' }} --output-format=json > plan-dist-manifest.json
+          echo "dist ran successfully"
+          cat plan-dist-manifest.json
+          echo "manifest=$(jq -c "." plan-dist-manifest.json)" >> "$GITHUB_OUTPUT"
+      - name: "Upload dist-manifest.json"
+        uses: actions/upload-artifact@v6
+        with:
+          name: artifacts-plan-dist-manifest
+          path: plan-dist-manifest.json
+
+  # Build and packages all the platform-specific things
+  build-local-artifacts:
+    name: build-local-artifacts (${{ join(matrix.targets, ', ') }})
+    # Let the initial task tell us to not run (currently very blunt)
+    needs:
+      - plan
+    if: ${{ fromJson(needs.plan.outputs.val).ci.github.artifacts_matrix.include != null && (needs.plan.outputs.publishing == 'true' || fromJson(needs.plan.outputs.val).ci.github.pr_run_mode == 'upload') }}
+    strategy:
+      fail-fast: false
+      # Target platforms/runners are computed by dist in create-release.
+      # Each member of the matrix has the following arguments:
+      #
+      # - runner: the github runner
+      # - dist-args: cli flags to pass to dist
+      # - install-dist: expression to run to install dist on the runner
+      #
+      # Typically there will be:
+      # - 1 "global" task that builds universal installers
+      # - N "local" tasks that build each platform's binaries and platform-specific installers
+      matrix: ${{ fromJson(needs.plan.outputs.val).ci.github.artifacts_matrix }}
+    runs-on: ${{ matrix.runner }}
+    container: ${{ matrix.container && matrix.container.image || null }}
+    env:
+      GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      BUILD_MANIFEST_NAME: target/distrib/${{ join(matrix.targets, '-') }}-dist-manifest.json
+    permissions:
+      "attestations": "write"
+      "contents": "read"
+      "id-token": "write"
+    steps:
+      - name: enable windows longpaths
+        run: |
+          git config --global core.longpaths true
+      - uses: actions/checkout@v6
+        with:
+          persist-credentials: false
+          submodules: recursive
+      - name: Install Rust non-interactively if not already installed
+        if: ${{ matrix.container }}
+        run: |
+          if ! command -v cargo > /dev/null 2>&1; then
+            curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
+            echo "$HOME/.cargo/bin" >> $GITHUB_PATH
+          fi
+      - name: Install dist
+        run: ${{ matrix.install_dist.run }}
+      # Get the dist-manifest
+      - name: Fetch local artifacts
+        uses: actions/download-artifact@v7
+        with:
+          pattern: artifacts-*
+          path: target/distrib/
+          merge-multiple: true
+      - name: Install dependencies
+        run: |
+          ${{ matrix.packages_install }}
+      - name: Build artifacts
+        run: |
+          # Actually do builds and make zips and whatnot
+          dist build ${{ needs.plan.outputs.tag-flag }} --print=linkage --output-format=json ${{ matrix.dist_args }} > dist-manifest.json
+          echo "dist ran successfully"
+      - name: Attest
+        uses: actions/attest-build-provenance@v3
+        with:
+          subject-path: "target/distrib/*${{ join(matrix.targets, ', ') }}*"
+      - id: cargo-dist
+        name: Post-build
+        # We force bash here just because github makes it really hard to get values up
+        # to "real" actions without writing to env-vars, and writing to env-vars has
+        # inconsistent syntax between shell and powershell.
+        shell: bash
+        run: |
+          # Parse out what we just built and upload it to scratch storage
+          echo "paths<<EOF" >> "$GITHUB_OUTPUT"
+          dist print-upload-files-from-manifest --manifest dist-manifest.json >> "$GITHUB_OUTPUT"
+          echo "EOF" >> "$GITHUB_OUTPUT"
+
+          cp dist-manifest.json "$BUILD_MANIFEST_NAME"
+      - name: "Upload artifacts"
+        uses: actions/upload-artifact@v6
+        with:
+          name: artifacts-build-local-${{ join(matrix.targets, '_') }}
+          path: |
+            ${{ steps.cargo-dist.outputs.paths }}
+            ${{ env.BUILD_MANIFEST_NAME }}
+
+  # Build and package all the platform-agnostic(ish) things
+  build-global-artifacts:
+    needs:
+      - plan
+      - build-local-artifacts
+    runs-on: "ubuntu-22.04"
+    env:
+      GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      BUILD_MANIFEST_NAME: target/distrib/global-dist-manifest.json
+    steps:
+      - uses: actions/checkout@v6
+        with:
+          persist-credentials: false
+          submodules: recursive
+      - name: Install cached dist
+        uses: actions/download-artifact@v7
+        with:
+          name: cargo-dist-cache
+          path: ~/.cargo/bin/
+      - run: chmod +x ~/.cargo/bin/dist
+      # Get all the local artifacts for the global tasks to use (for e.g. checksums)
+      - name: Fetch local artifacts
+        uses: actions/download-artifact@v7
+        with:
+          pattern: artifacts-*
+          path: target/distrib/
+          merge-multiple: true
+      - id: cargo-dist
+        shell: bash
+        run: |
+          dist build ${{ needs.plan.outputs.tag-flag }} --output-format=json "--artifacts=global" > dist-manifest.json
+          echo "dist ran successfully"
+
+          # Parse out what we just built and upload it to scratch storage
+          echo "paths<<EOF" >> "$GITHUB_OUTPUT"
+          jq --raw-output ".upload_files[]" dist-manifest.json >> "$GITHUB_OUTPUT"
+          echo "EOF" >> "$GITHUB_OUTPUT"
+
+          cp dist-manifest.json "$BUILD_MANIFEST_NAME"
+      - name: "Upload artifacts"
+        uses: actions/upload-artifact@v6
+        with:
+          name: artifacts-build-global
+          path: |
+            ${{ steps.cargo-dist.outputs.paths }}
+            ${{ env.BUILD_MANIFEST_NAME }}
+  # Determines if we should publish/announce
+  host:
+    needs:
+      - plan
+      - build-local-artifacts
+      - build-global-artifacts
+    # Only run if we're "publishing", and only if plan, local and global didn't fail (skipped is fine)
+    if: ${{ always() && needs.plan.result == 'success' && needs.plan.outputs.publishing == 'true' && (needs.build-global-artifacts.result == 'skipped' || needs.build-global-artifacts.result == 'success') && (needs.build-local-artifacts.result == 'skipped' || needs.build-local-artifacts.result == 'success') }}
+    env:
+      GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+    runs-on: "ubuntu-22.04"
+    outputs:
+      val: ${{ steps.host.outputs.manifest }}
+    steps:
+      - uses: actions/checkout@v6
+        with:
+          persist-credentials: false
+          submodules: recursive
+      - name: Install cached dist
+        uses: actions/download-artifact@v7
+        with:
+          name: cargo-dist-cache
+          path: ~/.cargo/bin/
+      - run: chmod +x ~/.cargo/bin/dist
+      # Fetch artifacts from scratch-storage
+      - name: Fetch artifacts
+        uses: actions/download-artifact@v7
+        with:
+          pattern: artifacts-*
+          path: target/distrib/
+          merge-multiple: true
+      - id: host
+        shell: bash
+        run: |
+          dist host ${{ needs.plan.outputs.tag-flag }} --steps=upload --steps=release --output-format=json > dist-manifest.json
+          echo "artifacts uploaded and released successfully"
+          cat dist-manifest.json
+          echo "manifest=$(jq -c "." dist-manifest.json)" >> "$GITHUB_OUTPUT"
+      - name: "Upload dist-manifest.json"
+        uses: actions/upload-artifact@v6
+        with:
+          # Overwrite the previous copy
+          name: artifacts-dist-manifest
+          path: dist-manifest.json
+      # Create a GitHub Release while uploading all files to it
+      - name: "Download GitHub Artifacts"
+        uses: actions/download-artifact@v7
+        with:
+          pattern: artifacts-*
+          path: artifacts
+          merge-multiple: true
+      - name: Cleanup
+        run: |
+          # Remove the granular manifests
+          rm -f artifacts/*-dist-manifest.json
+      - name: Create GitHub Release
+        env:
+          PRERELEASE_FLAG: "${{ fromJson(steps.host.outputs.manifest).announcement_is_prerelease && '--prerelease' || '' }}"
+          ANNOUNCEMENT_TITLE: "${{ fromJson(steps.host.outputs.manifest).announcement_title }}"
+          ANNOUNCEMENT_BODY: "${{ fromJson(steps.host.outputs.manifest).announcement_github_body }}"
+          RELEASE_COMMIT: "${{ github.sha }}"
+        run: |
+          # Write and read notes from a file to avoid quoting breaking things
+          echo "$ANNOUNCEMENT_BODY" > $RUNNER_TEMP/notes.txt
+
+          gh release create "${{ needs.plan.outputs.tag }}" --target "$RELEASE_COMMIT" $PRERELEASE_FLAG --title "$ANNOUNCEMENT_TITLE" --notes-file "$RUNNER_TEMP/notes.txt" artifacts/*
+
+  announce:
+    needs:
+      - plan
+      - host
+    # use "always() && ..." to allow us to wait for all publish jobs while
+    # still allowing individual publish jobs to skip themselves (for prereleases).
+    # "host" however must run to completion, no skipping allowed!
+    if: ${{ always() && needs.host.result == 'success' }}
+    runs-on: "ubuntu-22.04"
+    env:
+      GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+    steps:
+      - uses: actions/checkout@v6
+        with:
+          persist-credentials: false
+          submodules: recursive

reference/atuin-18.16.1/.github/workflows/rust.yml

@@ -0,0 +1,230 @@
+name: Rust
+
+on:
+  push:
+    branches: [main]
+    paths-ignore:
+      - "ui/**"
+  pull_request:
+    branches: [main]
+    paths-ignore:
+      - "ui/**"
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  build:
+    strategy:
+      matrix:
+        os: [depot-ubuntu-24.04, macos-14, windows-latest]
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v6
+
+      - name: Install rust
+        uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: 1.95.0
+
+      - uses: actions/cache@v5
+        with:
+          path: |
+            ~/.cargo/registry
+            ~/.cargo/git
+            target
+          key: ${{ runner.os }}-cargo-release-${{ hashFiles('**/Cargo.lock') }}
+
+      - name: Run cargo build common
+        run: cargo build -p atuin-common --locked --release
+
+      - name: Run cargo build client
+        run: cargo build -p atuin-client --locked --release
+
+      - name: Run cargo build server
+        run: cargo build -p atuin-server --locked --release
+
+      - name: Run cargo build main
+        run: cargo build --all --locked --release
+
+  cross-compile:
+    strategy:
+      matrix:
+        # There was an attempt to make cross-compiles also work on FreeBSD, but that failed with:
+        #
+        # warning: libelf.so.2, needed by <...>/libkvm.so, not found (try using -rpath or -rpath-link)
+        target: [x86_64-unknown-illumos]
+    runs-on: depot-ubuntu-24.04
+    steps:
+      - uses: actions/checkout@v6
+
+      - name: Install cross
+        uses: taiki-e/install-action@v2
+        with:
+          tool: cross
+
+      - uses: actions/cache@v5
+        with:
+          path: |
+            ~/.cargo/registry
+            ~/.cargo/git
+            target
+          key: ${{ matrix.target }}-cross-compile-${{ hashFiles('**/Cargo.lock') }}
+
+      - name: Run cross build common
+        run: cross build -p atuin-common --locked --target ${{ matrix.target }}
+
+      - name: Run cross build client
+        run: cross build -p atuin-client --locked --target ${{ matrix.target }}
+
+      - name: Run cross build server
+        run: cross build -p atuin-server --locked --target ${{ matrix.target }}
+
+      - name: Run cross build main
+        run: |
+          cross build --all --locked --target ${{ matrix.target }}
+
+  unit-test:
+    strategy:
+      matrix:
+        os: [depot-ubuntu-24.04, macos-14, windows-latest]
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v6
+
+      - name: Install rust
+        uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: 1.95.0
+
+      - uses: taiki-e/install-action@v2
+        name: Install nextest
+        with:
+          tool: cargo-nextest
+
+      - uses: actions/cache@v5
+        with:
+          path: |
+            ~/.cargo/registry
+             ~/.cargo/git
+             target
+          key: ${{ runner.os }}-cargo-debug-${{ hashFiles('**/Cargo.lock') }}
+
+      - name: Run cargo test
+        run: cargo nextest run --lib --bins
+
+  check:
+    strategy:
+      matrix:
+        os: [depot-ubuntu-24.04, macos-14, windows-latest]
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v6
+
+      - name: Install rust
+        uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: 1.95.0
+
+      - uses: actions/cache@v5
+        with:
+          path: |
+            ~/.cargo/registry
+             ~/.cargo/git
+             target
+          key: ${{ runner.os }}-cargo-debug-${{ hashFiles('**/Cargo.lock') }}
+
+      - name: Run cargo check (all features)
+        run: cargo check --all-features --workspace
+
+      - name: Run cargo check (no features)
+        run: cargo check --no-default-features --workspace
+
+      - name: Run cargo check (sync)
+        run: cargo check --no-default-features --features sync --workspace
+
+      - name: Run cargo check (server)
+        run: cargo check -p atuin-server
+
+      - name: Run cargo check (client only)
+        run: cargo check --no-default-features --features client --workspace
+
+  integration-test:
+    runs-on: depot-ubuntu-24.04
+
+    services:
+      postgres:
+        image: postgres
+        env:
+          POSTGRES_USER: atuin
+          POSTGRES_PASSWORD: pass
+          POSTGRES_DB: atuin
+        ports:
+          - 5432:5432
+
+    steps:
+      - uses: actions/checkout@v6
+
+      - name: Install rust
+        uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: 1.95.0
+
+      - uses: taiki-e/install-action@v2
+        name: Install nextest
+        with:
+          tool: cargo-nextest
+
+      - uses: actions/cache@v5
+        with:
+          path: |
+            ~/.cargo/registry
+             ~/.cargo/git
+             target
+          key: ${{ runner.os }}-cargo-debug-${{ hashFiles('**/Cargo.lock') }}
+
+      - name: Run cargo test
+        run: cargo nextest run --test '*'
+        env:
+          ATUIN_DB_URI: postgres://atuin:pass@localhost:5432/atuin
+
+  clippy:
+    runs-on: depot-ubuntu-24.04
+
+    steps:
+      - uses: actions/checkout@v6
+
+      - name: Install latest rust
+        uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: 1.95.0
+          components: clippy
+
+      - uses: actions/cache@v5
+        with:
+          path: |
+            ~/.cargo/registry
+            ~/.cargo/git
+            target
+          key: ${{ runner.os }}-cargo-debug-${{ hashFiles('**/Cargo.lock') }}
+
+      - name: Run clippy
+        run: cargo clippy -- -D warnings -D clippy::redundant_clone
+
+  format:
+    runs-on: depot-ubuntu-24.04
+
+    steps:
+      - uses: actions/checkout@v6
+
+      - name: Install latest rust
+        uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: 1.95.0
+          components: rustfmt
+
+      - name: Format
+        run: cargo fmt -- --check

reference/atuin-18.16.1/.github/workflows/shellcheck.yml

@@ -0,0 +1,18 @@
+name: Shellcheck
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  shellcheck:
+    runs-on: depot-ubuntu-24.04
+
+    steps:
+    - uses: actions/checkout@v6
+    - name: Run shellcheck
+      uses: ludeeus/action-shellcheck@master
+      env:
+        SHELLCHECK_OPTS: "-e SC2148"

reference/atuin-18.16.1/.github/workflows/update-nix-deps.yml

@@ -0,0 +1,21 @@
+name: Update Nix Deps
+on:
+  workflow_dispatch: # allows manual triggering
+  schedule:
+    - cron: '0 0 1 * *' # runs monthly on the first day of the month at 00:00
+
+jobs:
+  lockfile:
+    runs-on: depot-ubuntu-24.04
+    if: github.repository == 'atuinsh/atuin'
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v6
+      - name: Install Nix
+        uses: DeterminateSystems/nix-installer-action@main
+      - name: Update flake.lock
+        uses: DeterminateSystems/update-flake-lock@main
+        with:
+          pr-title: "chore(deps): update flake.lock"
+          pr-labels: |
+            dependencies