diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 605cded..78f54e2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -5,18 +5,120 @@ on:
   pull_request:
 
 jobs:
-  test-and-build:
+  unit-matrix:
+    name: Unit Matrix (${{ matrix.python-version }})
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ["3.10", "3.11", "3.12"]
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install Ubuntu runtime dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y \
+            gobject-introspection \
+            libcairo2-dev \
+            libgirepository1.0-dev \
+            libportaudio2 \
+            pkg-config \
+            python3-gi \
+            python3-xlib \
+            gir1.2-gtk-3.0 \
+            gir1.2-ayatanaappindicator3-0.1 \
+            libayatana-appindicator3-1
+      - name: Create project environment
+        run: |
+          python -m venv .venv
+          . .venv/bin/activate
+          python -m pip install --upgrade pip
+          python -m pip install uv build
+          uv sync --active --frozen
+          echo "${GITHUB_WORKSPACE}/.venv/bin" >> "${GITHUB_PATH}"
+      - name: Run compile check
+        run: python -m py_compile src/*.py tests/*.py
+      - name: Run unit and package-logic test suite
+        run: python -m unittest discover -s tests -p 'test_*.py'
+
+  portable-ubuntu-smoke:
+    name: Portable Ubuntu Smoke
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
           python-version: "3.11"
-      - name: Install dependencies
+      - name: Install Ubuntu runtime dependencies
         run: |
+          sudo apt-get update
+          sudo apt-get install -y \
+            gobject-introspection \
+            libcairo2-dev \
+            libgirepository1.0-dev \
+            libportaudio2 \
+            pkg-config \
+            python3-gi \
+            python3-xlib \
+            gir1.2-gtk-3.0 \
+            gir1.2-ayatanaappindicator3-0.1 \
+            libayatana-appindicator3-1 \
+            xvfb
+      - name: Create project environment
+        run: |
+          python -m venv .venv
+          . .venv/bin/activate
           python -m pip install --upgrade pip
           python -m pip install uv build
-          uv sync
+          uv sync --active --frozen
+          echo "${GITHUB_WORKSPACE}/.venv/bin" >> "${GITHUB_PATH}"
+      - name: Run portable install and doctor smoke with distro python
+        env:
+          AMAN_CI_SYSTEM_PYTHON: /usr/bin/python3
+        run: bash ./scripts/ci_portable_smoke.sh
+      - name: Upload portable smoke logs
+        if: always()
+        uses: actions/upload-artifact@v4
+        with:
+          name: aman-portable-smoke-logs
+          path: build/ci-smoke
+
+  package-artifacts:
+    name: Package Artifacts
+    runs-on: ubuntu-latest
+    needs:
+      - unit-matrix
+      - portable-ubuntu-smoke
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.11"
+      - name: Install Ubuntu runtime dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y \
+            gobject-introspection \
+            libcairo2-dev \
+            libgirepository1.0-dev \
+            libportaudio2 \
+            pkg-config \
+            python3-gi \
+            python3-xlib \
+            gir1.2-gtk-3.0 \
+            gir1.2-ayatanaappindicator3-0.1 \
+            libayatana-appindicator3-1
+      - name: Create project environment
+        run: |
+          python -m venv .venv
+          . .venv/bin/activate
+          python -m pip install --upgrade pip
+          python -m pip install uv build
+          uv sync --active --frozen
+          echo "${GITHUB_WORKSPACE}/.venv/bin" >> "${GITHUB_PATH}"
       - name: Prepare release candidate artifacts
         run: make release-prep
       - name: Upload packaging artifacts
diff --git a/README.md b/README.md
index 7bd070e..4649b20 100644
--- a/README.md
+++ b/README.md
@@ -19,12 +19,16 @@ Support requests and bug reports go to
 | Supported daily-use mode | `systemd --user` service |
 | Manual foreground mode | `aman run` for setup, support, and debugging |
 | Canonical recovery sequence | `aman doctor` -> `aman self-check` -> `journalctl --user -u aman` -> `aman run --verbose` |
-| Representative GA validation families | Debian/Ubuntu, Arch, Fedora, openSUSE |
+| Automated CI floor | Ubuntu CI: CPython `3.10`, `3.11`, `3.12` for unit/package coverage, plus portable install and `aman doctor` smoke with Ubuntu system `python3` |
+| Manual GA signoff families | Debian/Ubuntu, Arch, Fedora, openSUSE |
 | Portable installer prerequisite | System CPython `3.10`, `3.11`, or `3.12` |
 
 Distribution policy and user persona details live in
 [`docs/persona-and-distribution.md`](docs/persona-and-distribution.md).
 
+The wider distro-family list is a manual validation target for release signoff.
+It is not the current automated CI surface yet.
+
 ## 60-Second Quickstart
 
 First, install the runtime dependencies for your distro:
@@ -33,7 +37,7 @@ First, install the runtime dependencies for your distro:
 <summary>Ubuntu/Debian</summary>
 
 ```bash
-sudo apt install -y libportaudio2 python3-gi python3-xlib gir1.2-gtk-3.0 libayatana-appindicator3-1
+sudo apt install -y libportaudio2 python3-gi python3-xlib gir1.2-gtk-3.0 gir1.2-ayatanaappindicator3-0.1 libayatana-appindicator3-1
 ```
 
 </details>
diff --git a/docs/developer-workflows.md b/docs/developer-workflows.md
index 0eb4970..1f9cbdd 100644
--- a/docs/developer-workflows.md
+++ b/docs/developer-workflows.md
@@ -14,10 +14,13 @@ make package-arch
 make runtime-check
 make release-check
 make release-prep
+bash ./scripts/ci_portable_smoke.sh
 ```
 
 - `make package-portable` builds `dist/aman-x11-linux-<version>.tar.gz` plus
   its `.sha256` file.
+- `bash ./scripts/ci_portable_smoke.sh` reproduces the Ubuntu CI portable
+  install plus `aman doctor` smoke path locally.
 - `make release-prep` runs `make release-check`, builds the packaged artifacts,
   and writes `dist/SHA256SUMS` for the release page upload set.
 - `make package-deb` installs Python dependencies while creating the package.
diff --git a/docs/persona-and-distribution.md b/docs/persona-and-distribution.md
index e15dbbc..eae7233 100644
--- a/docs/persona-and-distribution.md
+++ b/docs/persona-and-distribution.md
@@ -50,7 +50,10 @@ For X11 GA, Aman supports:
 - Runtime dependencies installed from the distro package manager.
 - `systemd --user` as the supported daily-use path.
 - `aman run` as the foreground setup, support, and debugging path.
-- Representative validation across Debian/Ubuntu, Arch, Fedora, and openSUSE.
+- Automated validation floor on Ubuntu CI: CPython `3.10`, `3.11`, and `3.12`
+  for unit/package coverage, plus portable install and `aman doctor` smoke with
+  Ubuntu system `python3`.
+- Manual GA signoff families: Debian/Ubuntu, Arch, Fedora, openSUSE.
 - The recovery sequence `aman doctor` -> `aman self-check` ->
   `journalctl --user -u aman` -> `aman run --verbose`.
 
diff --git a/docs/portable-install.md b/docs/portable-install.md
index 21a241e..a22cd87 100644
--- a/docs/portable-install.md
+++ b/docs/portable-install.md
@@ -15,6 +15,11 @@ Download published bundles, checksums, and release notes from
 - System CPython `3.10`, `3.11`, or `3.12`
 - Runtime dependencies installed from the distro package manager
 
+Current automated validation covers Ubuntu CI on CPython `3.10`, `3.11`, and
+`3.12` for unit/package coverage, plus a portable install and `aman doctor`
+smoke path with Ubuntu system `python3`. The other distro-family instructions
+below remain manual validation targets.
+
 ## Runtime dependencies
 
 Install the runtime dependencies for your distro before running `install.sh`.
@@ -22,7 +27,7 @@ Install the runtime dependencies for your distro before running `install.sh`.
 ### Ubuntu/Debian
 
 ```bash
-sudo apt install -y libportaudio2 python3-gi python3-xlib gir1.2-gtk-3.0 libayatana-appindicator3-1
+sudo apt install -y libportaudio2 python3-gi python3-xlib gir1.2-gtk-3.0 gir1.2-ayatanaappindicator3-0.1 libayatana-appindicator3-1
 ```
 
 ### Arch Linux
diff --git a/docs/releases/1.0.0.md b/docs/releases/1.0.0.md
index a3bd191..b1533ad 100644
--- a/docs/releases/1.0.0.md
+++ b/docs/releases/1.0.0.md
@@ -15,7 +15,10 @@ This is the first GA-targeted X11 release for Aman.
 - `systemd --user` for supported daily use
 - System CPython `3.10`, `3.11`, or `3.12` for the portable installer
 - Runtime dependencies installed from the distro package manager
-- Representative validation families: Debian/Ubuntu, Arch, Fedora, openSUSE
+- Automated validation floor: Ubuntu CI on CPython `3.10`, `3.11`, and `3.12`
+  for unit/package coverage, plus portable install and `aman doctor` smoke
+  with Ubuntu system `python3`
+- Manual GA signoff families: Debian/Ubuntu, Arch, Fedora, openSUSE
 
 ## Artifacts
 
diff --git a/docs/x11-ga/ga-validation-report.md b/docs/x11-ga/ga-validation-report.md
index 6e4db7c..237825b 100644
--- a/docs/x11-ga/ga-validation-report.md
+++ b/docs/x11-ga/ga-validation-report.md
@@ -34,6 +34,10 @@ state.
 
 ## Evidence sources
 
+- Automated CI validation:
+  GitHub Actions Ubuntu lanes for CPython `3.10`, `3.11`, and `3.12` for
+  unit/package coverage, plus a portable install and `aman doctor` smoke lane
+  with Ubuntu system `python3`
 - Portable lifecycle matrix:
   [`portable-validation-matrix.md`](./portable-validation-matrix.md)
 - Runtime reliability matrix:
@@ -52,6 +56,7 @@ state.
 | Milestone 2 portable lifecycle | Complete for now | Arch row in `portable-validation-matrix.md` plus [`user-readiness/1773357669.md`](../../user-readiness/1773357669.md) |
 | Milestone 3 runtime reliability | Complete for now | Arch runtime rows in `runtime-validation-report.md` plus [`user-readiness/1773357669.md`](../../user-readiness/1773357669.md) |
 | Milestone 4 first-run UX/docs | Complete | `first-run-review-notes.md` and `user-readiness/1773352170.md` |
+| Automated validation floor | Repo-complete | GitHub Actions Ubuntu matrix on CPython `3.10`-`3.12` plus portable smoke with Ubuntu system `python3` |
 | Release metadata and support surface | Repo-complete | `LICENSE`, `SUPPORT.md`, `pyproject.toml`, packaging templates |
 | Release artifacts and checksums | Repo-complete | `make release-prep`, `dist/SHA256SUMS`, `docs/releases/1.0.0.md` |
 | Full four-family GA validation | Pending | Complete the remaining Debian/Ubuntu, Fedora, and openSUSE rows in both validation matrices |
diff --git a/packaging/deb/control.in b/packaging/deb/control.in
index 345868b..e8623bc 100644
--- a/packaging/deb/control.in
+++ b/packaging/deb/control.in
@@ -4,7 +4,7 @@ Section: utils
 Priority: optional
 Architecture: __ARCH__
 Maintainer: Thales Maciel <thales@thalesmaciel.com>
-Depends: python3, python3-venv, python3-gi, python3-xlib, libportaudio2, gir1.2-gtk-3.0, libayatana-appindicator3-1
+Depends: python3, python3-venv, python3-gi, python3-xlib, libportaudio2, gir1.2-gtk-3.0, gir1.2-ayatanaappindicator3-0.1, libayatana-appindicator3-1
 Description: Aman local amanuensis daemon for X11 desktops
  Aman records microphone input, transcribes speech, optionally rewrites output,
  and injects text into the focused desktop app. Includes tray controls and a
diff --git a/scripts/ci_portable_smoke.sh b/scripts/ci_portable_smoke.sh
new file mode 100755
index 0000000..f34eaaf
--- /dev/null
+++ b/scripts/ci_portable_smoke.sh
@@ -0,0 +1,136 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+ROOT_DIR="$(cd "${SCRIPT_DIR}/.." && pwd)"
+source "${SCRIPT_DIR}/package_common.sh"
+
+require_command mktemp
+require_command tar
+require_command xvfb-run
+
+DISTRO_PYTHON="${AMAN_CI_SYSTEM_PYTHON:-/usr/bin/python3}"
+require_command "${DISTRO_PYTHON}"
+
+LOG_DIR="${BUILD_DIR}/ci-smoke"
+RUN_DIR="${LOG_DIR}/run"
+HOME_DIR="${RUN_DIR}/home"
+FAKE_BIN_DIR="${RUN_DIR}/fake-bin"
+EXTRACT_DIR="${RUN_DIR}/bundle"
+RUNTIME_DIR="${RUN_DIR}/xdg-runtime"
+COMMAND_LOG="${LOG_DIR}/commands.log"
+SYSTEMCTL_LOG="${LOG_DIR}/systemctl.log"
+
+dump_logs() {
+  local path
+  for path in "${COMMAND_LOG}" "${SYSTEMCTL_LOG}" "${LOG_DIR}"/*.stdout.log "${LOG_DIR}"/*.stderr.log; do
+    if [[ -f "${path}" ]]; then
+      echo "=== ${path#${ROOT_DIR}/} ==="
+      cat "${path}"
+    fi
+  done
+}
+
+on_exit() {
+  local status="$1"
+  if [[ "${status}" -ne 0 ]]; then
+    dump_logs
+  fi
+}
+trap 'on_exit $?' EXIT
+
+run_logged() {
+  local name="$1"
+  shift
+  local stdout_log="${LOG_DIR}/${name}.stdout.log"
+  local stderr_log="${LOG_DIR}/${name}.stderr.log"
+  {
+    printf "+"
+    printf " %q" "$@"
+    printf "\n"
+  } >>"${COMMAND_LOG}"
+  "$@" >"${stdout_log}" 2>"${stderr_log}"
+}
+
+rm -rf "${LOG_DIR}"
+mkdir -p "${HOME_DIR}" "${FAKE_BIN_DIR}" "${EXTRACT_DIR}" "${RUNTIME_DIR}"
+: >"${COMMAND_LOG}"
+: >"${SYSTEMCTL_LOG}"
+
+cat >"${FAKE_BIN_DIR}/systemctl" <<'EOF'
+#!/usr/bin/env bash
+set -euo pipefail
+
+log_path="${SYSTEMCTL_LOG:?}"
+if [[ "${1:-}" == "--user" ]]; then
+  shift
+fi
+printf '%s\n' "$*" >>"${log_path}"
+
+case "$*" in
+  "daemon-reload")
+    ;;
+  "enable --now aman")
+    ;;
+  "stop aman")
+    ;;
+  "disable --now aman")
+    ;;
+  "is-system-running")
+    printf 'running\n'
+    ;;
+  "show aman --property=FragmentPath --value")
+    printf '%s\n' "${AMAN_CI_SERVICE_PATH:?}"
+    ;;
+  "is-enabled aman")
+    printf 'enabled\n'
+    ;;
+  "is-active aman")
+    printf 'active\n'
+    ;;
+  *)
+    echo "unexpected systemctl command: $*" >&2
+    exit 1
+    ;;
+esac
+EOF
+chmod 0755 "${FAKE_BIN_DIR}/systemctl"
+
+run_logged package-portable bash "${SCRIPT_DIR}/package_portable.sh"
+
+VERSION="$(project_version)"
+PACKAGE_NAME="$(project_name)"
+PORTABLE_TARBALL="${DIST_DIR}/${PACKAGE_NAME}-x11-linux-${VERSION}.tar.gz"
+BUNDLE_DIR="${EXTRACT_DIR}/${PACKAGE_NAME}-x11-linux-${VERSION}"
+
+run_logged extract tar -C "${EXTRACT_DIR}" -xzf "${PORTABLE_TARBALL}"
+
+export HOME="${HOME_DIR}"
+export PATH="${FAKE_BIN_DIR}:${HOME_DIR}/.local/bin:${PATH}"
+export SYSTEMCTL_LOG
+export AMAN_CI_SERVICE_PATH="${HOME_DIR}/.config/systemd/user/aman.service"
+
+run_logged distro-python "${DISTRO_PYTHON}" --version
+
+(
+  cd "${BUNDLE_DIR}"
+  run_logged install env \
+    PATH="${FAKE_BIN_DIR}:${HOME_DIR}/.local/bin:$(dirname "${DISTRO_PYTHON}"):${PATH}" \
+    ./install.sh
+)
+
+run_logged version "${HOME_DIR}/.local/bin/aman" version
+run_logged init "${HOME_DIR}/.local/bin/aman" init --config "${HOME_DIR}/.config/aman/config.json"
+run_logged doctor xvfb-run -a env \
+  HOME="${HOME_DIR}" \
+  PATH="${PATH}" \
+  SYSTEMCTL_LOG="${SYSTEMCTL_LOG}" \
+  AMAN_CI_SERVICE_PATH="${AMAN_CI_SERVICE_PATH}" \
+  XDG_RUNTIME_DIR="${RUNTIME_DIR}" \
+  XDG_SESSION_TYPE="x11" \
+  "${HOME_DIR}/.local/bin/aman" doctor --config "${HOME_DIR}/.config/aman/config.json"
+run_logged uninstall "${HOME_DIR}/.local/share/aman/current/uninstall.sh" --purge
+
+echo "portable smoke passed"
+echo "logs: ${LOG_DIR}"
+cat "${LOG_DIR}/doctor.stdout.log"