From 83db3f41f1f92ff4d720a60b0e176cdbbab77296 Mon Sep 17 00:00:00 2001
From: Tomy Hsieh <git@tomy.me>
Date: Sun, 1 Feb 2026 23:06:56 -0800
Subject: [PATCH 01/13] context test

---
 .github/workflows/test.yml | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 .github/workflows/test.yml

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
new file mode 100644
index 0000000..30861d2
--- /dev/null
+++ b/.github/workflows/test.yml
@@ -0,0 +1,23 @@
+name: Test macOS features
+
+on:
+  push:
+    branches:
+      - main
+    paths-ignore:
+      - 'docs/**'
+  pull_request:
+
+jobs:
+  macOS:
+    runs-on: macos-latest
+    steps:
+        - name: Dump GitHub context
+          env:
+            GITHUB_CONTEXT: ${{ toJson(github) }}
+          run: echo "$GITHUB_CONTEXT"
+        
+        - name: Dump GitHub event context
+          env:
+            EVENT_CONTEXT: ${{ toJson(github.event) }}
+          run: echo "$EVENT_CONTEXT"

From 2823a77d49c313b513f54a7d0cb5ff68ac37bf11 Mon Sep 17 00:00:00 2001
From: Tomy Hsieh <git@tomy.me>
Date: Mon, 2 Feb 2026 01:34:13 -0800
Subject: [PATCH 02/13] test

---
 .github/workflows/test_macos.yml | 191 ++++++++++++++++++++++---------
 1 file changed, 134 insertions(+), 57 deletions(-)

diff --git a/.github/workflows/test_macos.yml b/.github/workflows/test_macos.yml
index 6909c6f..94c078a 100644
--- a/.github/workflows/test_macos.yml
+++ b/.github/workflows/test_macos.yml
@@ -6,71 +6,148 @@ on:
       - main
     paths-ignore:
       - "docs/**"
+      - "docs/**"
   pull_request:
-  schedule:
-    - cron: "0 2 * * *"
 
 jobs:
+  generate-matrix:
+    name: Generate matrix
+    runs-on: ubuntu-latest
+    outputs:
+      features: ${{ steps.build-matrix.outputs.features }}
+    steps:
+      - name: 🛒 Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: 📄 Get list of changed files
+        id: changed-files
+        run: |
+          # Determine base and head commits using GitHub Actions contexts
+          if [ "${{ github.event_name }}" = "pull_request" ]; then
+            base="${{ github.event.pull_request.base.sha }}"
+            head="${{ github.event.pull_request.head.sha }}"
+          elif [ "${{ github.event_name }}" = "push" ]; then
+            base="${{ github.event.before }}"
+            head="${{ github.sha }}"
+          else
+            echo "Unsupported event: ${{ github.event_name }}"
+            base=""
+            head=""
+          fi
+
+          if [ -z "$base" ] || [ -z "$head" ]; then
+            echo "No base/head to diff; leaving paths empty."
+            echo "paths=" >> "$GITHUB_OUTPUT"
+            exit 0
+          fi
+
+          files=$(git diff --name-only "$base" "$head" || true)
+
+          echo "Changed files:"
+          echo "$files"
+
+          {
+            echo 'paths<<EOF'
+            echo "$files"
+            echo 'EOF'
+          } >> "$GITHUB_OUTPUT"
+
+      - name: 🧮 Generate feature matrix
+        id: build-matrix
+        run: |
+          # Extract feature names for any changed file under pkg/some-feature/*
+          changed_paths="${{ steps.changed-files.outputs.paths }}"
+          changed_features=$(
+            printf '%s\n' "$changed_paths" |
+              sed -n 's|^pkg/\([^/]*\).*|\1|p' |
+              sort -u
+          )
+
+          echo "Changed features from pkg/:"
+          echo "$changed_features"
+
+          features_json=$(
+            printf '%s\n' "$changed_features" |
+              jq -R -s -c 'split("\n") | map(select(length>0))'
+          )
+
+          echo "features=$features_json" >> "$GITHUB_OUTPUT"
+
+  add-fixed-features:
+    runs-on: ubuntu-latest
+    needs: generate-matrix
+    outputs:
+      features: ${{ steps.final-matrix.outputs.features }}
+    steps:
+      - name: Add fixed features
+        id: final-matrix
+        env:
+          FIXED_FEATURES: |
+            ansible
+            clean
+            cli-network
+            core
+            git
+            javascript
+            macos-appcleaner
+            macos-brew
+            macos-c-cpp
+            macos-clean
+            macos-cli-network
+            macos-cli-useful
+            macos-core
+            macos-docker
+            macos-duti
+            macos-file-handler
+            macos-finder
+            macos-font
+            macos-git
+            macos-hammerspoon
+            macos-icon
+            macos-iterm
+            macos-javascript
+            macos-markedit
+            macos-micro
+            macos-nano
+            macos-popclip
+            macos-quicklook
+            macos-screensaver
+            macos-service-workflow
+            macos-shellcheck
+            macos-stow
+            macos-sublime
+            macos-terminal
+            macos-touch-id-sudo
+            macos-tower
+            macos-vscode
+            macos-zsh
+            micro
+            nano
+            python
+            stow
+            zsh
+        run: |
+          # Get dynamic features from previous job (may be empty)
+          dynamic_features='${{ needs.generate-matrix.outputs.features }}'
+          fixed_features=$(printf '%s\n' \"$FIXED_FEATURES\" | jq -R -s -c 'split(\"\\n\") | map(select(length>0))')
+
+          # Merge and deduplicate features
+          merged_features=$(jq -s 'add | unique' <(echo "$dynamic_features") <(echo "$fixed_features"))
+
+          echo "Final features matrix:"
+          echo "$merged_features"
+
+          echo "features=$merged_features" >> "$GITHUB_OUTPUT"
+
   macOS:
     runs-on: macos-latest
+    needs: add-fixed-features
     strategy:
       fail-fast: false
       matrix:
-        features: [
-            "ansible",
-            "clean",
-            "cli-network",
-            "core",
-            "git",
-            "javascript",
-            # "macos-alfred", # Script error to be fixed
-            # "macos-app-dev", # Depends on `git`
-            # "macos-app-private", # Depends on `git`
-            # "macos-app-work", # Depends on `git`
-            "macos-appcleaner",
-            "macos-brew",
-            "macos-c-cpp",
-            "macos-clean",
-            # "macos-cleanshot", # Script error to be fixed
-            "macos-cli-network",
-            "macos-cli-useful",
-            "macos-core",
-            "macos-docker",
-            "macos-dropbox",
-            "macos-duti",
-            "macos-file-handler",
-            "macos-finder",
-            "macos-font",
-            "macos-git",
-            "macos-hammerspoon",
-            "macos-icon",
-            "macos-iterm",
-            "macos-javascript",
-            "macos-markedit",
-            "macos-micro",
-            "macos-nano",
-            # "macos-one-password", # mas can't run without login on GitHub Actions
-            # "macos-perl", # Script error to be fixed
-            "macos-popclip",
-            "macos-quicklook",
-            "macos-screensaver",
-            "macos-service-workflow",
-            # "macos-settings", # Script error to be fixed
-            "macos-shellcheck",
-            "macos-stow",
-            "macos-sublime",
-            "macos-terminal",
-            "macos-touch-id-sudo",
-            "macos-tower",
-            "macos-vscode",
-            # "macos-xcode", # mas can't run without login on GitHub Actions
-            "macos-zsh",
-            "micro",
-            "nano",
-            "python",
-            "stow",
-            "zsh",
-          ]
+        features: ${{ fromJson(needs.add-fixed-features.outputs.features) }}
     steps:
       - name: 🛒 Checkout
         uses: actions/checkout@v4

From 50efcbc345bb17b8b1e73cdbd9a5946da8889beb Mon Sep 17 00:00:00 2001
From: Tomy Hsieh <git@tomy.me>
Date: Mon, 2 Feb 2026 20:31:05 -0800
Subject: [PATCH 03/13] YOLO

---
 .github/scripts/affected-list.sh  |   7 ++
 .github/scripts/changed-files.sh  |  49 +++++++++++
 .github/scripts/feature-list.sh   |  32 +++++++
 .github/scripts/merge-features.sh |  51 ++++++++++++
 .github/workflows/test.yml        |  23 -----
 .github/workflows/test_macos.yml  | 134 ++++--------------------------
 .github/workflows/test_ubuntu.yml |  37 ++++-----
 7 files changed, 172 insertions(+), 161 deletions(-)
 create mode 100644 .github/scripts/affected-list.sh
 create mode 100755 .github/scripts/changed-files.sh
 create mode 100755 .github/scripts/feature-list.sh
 create mode 100755 .github/scripts/merge-features.sh
 delete mode 100644 .github/workflows/test.yml

diff --git a/.github/scripts/affected-list.sh b/.github/scripts/affected-list.sh
new file mode 100644
index 0000000..ef3c7c2
--- /dev/null
+++ b/.github/scripts/affected-list.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+# .github/scripts/affected-list.sh
+# infer all affected features based on a list of changed features
+
+set -euo pipefail
+
+# TODO: For now we just output passed in features
diff --git a/.github/scripts/changed-files.sh b/.github/scripts/changed-files.sh
new file mode 100755
index 0000000..c679666
--- /dev/null
+++ b/.github/scripts/changed-files.sh
@@ -0,0 +1,49 @@
+#!/bin/bash
+# .github/scripts/changed-files.sh
+# Outputs changed files between base and head commits for GitHub Actions
+
+set -euo pipefail
+
+# Read GitHub context from first argument
+if [ $# -lt 1 ]; then
+  echo "Usage: $0 <github_context_json>" >&2
+  exit 1
+fi
+
+GITHUB_CONTEXT="$1"
+
+# Parse event information using jq
+event_name=$(echo "$GITHUB_CONTEXT" | jq -r '.event_name')
+
+# Determine base and head commits based on event type
+if [ "$event_name" = "pull_request" ]; then
+  base=$(echo "$GITHUB_CONTEXT" | jq -r '.event.pull_request.base.sha')
+  head=$(echo "$GITHUB_CONTEXT" | jq -r '.event.pull_request.head.sha')
+elif [ "$event_name" = "push" ]; then
+  base=$(echo "$GITHUB_CONTEXT" | jq -r '.event.before')
+  head=$(echo "$GITHUB_CONTEXT" | jq -r '.sha')
+else
+  echo "Unsupported event: $event_name" >&2
+  base=""
+  head=""
+fi
+
+# Check if we have valid base and head commits
+if [ -z "$base" ] || [ -z "$head" ] || [ "$base" = "null" ] || [ "$head" = "null" ]; then
+  echo "No base/head to diff; leaving paths empty." >&2
+  echo "paths=" >> "$GITHUB_OUTPUT"
+  exit 0
+fi
+
+# Get changed files using git diff
+files=$(git diff --name-only "$base" "$head" || true)
+
+echo "Changed files:" >&2
+echo "$files" >&2
+
+# Output to GitHub Actions
+{
+  echo 'paths<<EOF'
+  echo "$files"
+  echo 'EOF'
+} >> "$GITHUB_OUTPUT"
diff --git a/.github/scripts/feature-list.sh b/.github/scripts/feature-list.sh
new file mode 100755
index 0000000..eed4d23
--- /dev/null
+++ b/.github/scripts/feature-list.sh
@@ -0,0 +1,32 @@
+#!/bin/bash
+# .github/scripts/feature-list.sh
+# Generates feature list from changed file paths
+
+set -euo pipefail
+
+# Read changed paths from first argument
+if [ $# -lt 1 ]; then
+  echo "Usage: $0 <changed_paths>" >&2
+  exit 1
+fi
+
+changed_paths="$1"
+
+# Extract feature names for any changed file under pkg/some-feature/*
+changed_features=$(
+  printf '%s\n' "$changed_paths" |
+    sed -n 's|^pkg/\([^/]*\).*|\1|p' |
+    sort -u
+)
+
+echo "Changed features from pkg/:" >&2
+echo "$changed_features" >&2
+
+# Convert to JSON array
+features_json=$(
+  printf '%s\n' "$changed_features" |
+    jq -R -s -c 'split("\n") | map(select(length>0))'
+)
+
+# Output to GitHub Actions
+echo "features=$features_json" >> "$GITHUB_OUTPUT"
diff --git a/.github/scripts/merge-features.sh b/.github/scripts/merge-features.sh
new file mode 100755
index 0000000..d55d1e0
--- /dev/null
+++ b/.github/scripts/merge-features.sh
@@ -0,0 +1,51 @@
+#!/bin/bash
+# .github/scripts/merge-features.sh
+# Merge passed in features with a list of fixed features
+
+set -euo pipefail
+
+FIXED_FEATURES=(
+    ansible
+    clean
+    cli-network
+    core
+    git
+    javascript
+    macos-appcleaner
+    macos-brew
+    macos-c-cpp
+    macos-clean
+    macos-cli-network
+    macos-cli-useful
+    macos-core
+    macos-docker
+    macos-duti
+    macos-file-handler
+    macos-finder
+    macos-font
+    macos-git
+    macos-hammerspoon
+    macos-icon
+    macos-iterm
+    macos-javascript
+    macos-markedit
+    macos-micro
+    macos-nano
+    macos-popclip
+    macos-quicklook
+    macos-screensaver
+    macos-service-workflow
+    macos-shellcheck
+    macos-stow
+    macos-sublime
+    macos-terminal
+    macos-touch-id-sudo
+    macos-tower
+    macos-vscode
+    macos-zsh
+    micro
+    nano
+    python
+    stow
+    zsh
+)
\ No newline at end of file
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
deleted file mode 100644
index 30861d2..0000000
--- a/.github/workflows/test.yml
+++ /dev/null
@@ -1,23 +0,0 @@
-name: Test macOS features
-
-on:
-  push:
-    branches:
-      - main
-    paths-ignore:
-      - 'docs/**'
-  pull_request:
-
-jobs:
-  macOS:
-    runs-on: macos-latest
-    steps:
-        - name: Dump GitHub context
-          env:
-            GITHUB_CONTEXT: ${{ toJson(github) }}
-          run: echo "$GITHUB_CONTEXT"
-        
-        - name: Dump GitHub event context
-          env:
-            EVENT_CONTEXT: ${{ toJson(github.event) }}
-          run: echo "$EVENT_CONTEXT"
diff --git a/.github/workflows/test_macos.yml b/.github/workflows/test_macos.yml
index 94c078a..3e9b28b 100644
--- a/.github/workflows/test_macos.yml
+++ b/.github/workflows/test_macos.yml
@@ -11,143 +11,39 @@ on:
 
 jobs:
   generate-matrix:
-    name: Generate matrix
+    name: 🌀 Generate matrix
     runs-on: ubuntu-latest
     outputs:
-      features: ${{ steps.build-matrix.outputs.features }}
+      features: ${{ steps.merge-features.outputs.features }}
     steps:
       - name: 🛒 Checkout
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
-      - name: 📄 Get list of changed files
+      - name: 📄 List changed files
         id: changed-files
-        run: |
-          # Determine base and head commits using GitHub Actions contexts
-          if [ "${{ github.event_name }}" = "pull_request" ]; then
-            base="${{ github.event.pull_request.base.sha }}"
-            head="${{ github.event.pull_request.head.sha }}"
-          elif [ "${{ github.event_name }}" = "push" ]; then
-            base="${{ github.event.before }}"
-            head="${{ github.sha }}"
-          else
-            echo "Unsupported event: ${{ github.event_name }}"
-            base=""
-            head=""
-          fi
+        run: .github/scripts/changed-files.sh '${{ toJson(github) }}'
 
-          if [ -z "$base" ] || [ -z "$head" ]; then
-            echo "No base/head to diff; leaving paths empty."
-            echo "paths=" >> "$GITHUB_OUTPUT"
-            exit 0
-          fi
+      - name: 🧮 Generate feature list
+        id: feature-list
+        run: .github/scripts/feature-list.sh '${{ steps.changed-files.outputs.paths }}'
 
-          files=$(git diff --name-only "$base" "$head" || true)
+      - name: 📊 Generate affected feature list
+        id: affected-list
+        run: ./github/scripts/affected-list.sh '${{ steps.feature-list.outputs.features }}'
 
-          echo "Changed files:"
-          echo "$files"
-
-          {
-            echo 'paths<<EOF'
-            echo "$files"
-            echo 'EOF'
-          } >> "$GITHUB_OUTPUT"
-
-      - name: 🧮 Generate feature matrix
-        id: build-matrix
-        run: |
-          # Extract feature names for any changed file under pkg/some-feature/*
-          changed_paths="${{ steps.changed-files.outputs.paths }}"
-          changed_features=$(
-            printf '%s\n' "$changed_paths" |
-              sed -n 's|^pkg/\([^/]*\).*|\1|p' |
-              sort -u
-          )
-
-          echo "Changed features from pkg/:"
-          echo "$changed_features"
-
-          features_json=$(
-            printf '%s\n' "$changed_features" |
-              jq -R -s -c 'split("\n") | map(select(length>0))'
-          )
-
-          echo "features=$features_json" >> "$GITHUB_OUTPUT"
-
-  add-fixed-features:
-    runs-on: ubuntu-latest
-    needs: generate-matrix
-    outputs:
-      features: ${{ steps.final-matrix.outputs.features }}
-    steps:
-      - name: Add fixed features
-        id: final-matrix
-        env:
-          FIXED_FEATURES: |
-            ansible
-            clean
-            cli-network
-            core
-            git
-            javascript
-            macos-appcleaner
-            macos-brew
-            macos-c-cpp
-            macos-clean
-            macos-cli-network
-            macos-cli-useful
-            macos-core
-            macos-docker
-            macos-duti
-            macos-file-handler
-            macos-finder
-            macos-font
-            macos-git
-            macos-hammerspoon
-            macos-icon
-            macos-iterm
-            macos-javascript
-            macos-markedit
-            macos-micro
-            macos-nano
-            macos-popclip
-            macos-quicklook
-            macos-screensaver
-            macos-service-workflow
-            macos-shellcheck
-            macos-stow
-            macos-sublime
-            macos-terminal
-            macos-touch-id-sudo
-            macos-tower
-            macos-vscode
-            macos-zsh
-            micro
-            nano
-            python
-            stow
-            zsh
-        run: |
-          # Get dynamic features from previous job (may be empty)
-          dynamic_features='${{ needs.generate-matrix.outputs.features }}'
-          fixed_features=$(printf '%s\n' \"$FIXED_FEATURES\" | jq -R -s -c 'split(\"\\n\") | map(select(length>0))')
-
-          # Merge and deduplicate features
-          merged_features=$(jq -s 'add | unique' <(echo "$dynamic_features") <(echo "$fixed_features"))
-
-          echo "Final features matrix:"
-          echo "$merged_features"
-
-          echo "features=$merged_features" >> "$GITHUB_OUTPUT"
+      - name: 🔀 Merge with fixed features
+        id: merge-features
+        run: ./github/scripts/merge-features.sh '${{ steps.affected-list.outputs.features }}'
 
   macOS:
     runs-on: macos-latest
-    needs: add-fixed-features
+    needs: generate-matrix
     strategy:
       fail-fast: false
       matrix:
-        features: ${{ fromJson(needs.add-fixed-features.outputs.features) }}
+        features: ${{ fromJson(needs.generate-matrix.outputs.features) }}
     steps:
       - name: 🛒 Checkout
         uses: actions/checkout@v4
diff --git a/.github/workflows/test_ubuntu.yml b/.github/workflows/test_ubuntu.yml
index 70e5905..2c13232 100644
--- a/.github/workflows/test_ubuntu.yml
+++ b/.github/workflows/test_ubuntu.yml
@@ -5,10 +5,10 @@ on:
     branches:
       - main
     paths-ignore:
-      - 'docs/**'
+      - "docs/**"
   pull_request:
   schedule:
-    - cron: '0 2 * * *'
+    - cron: "0 2 * * *"
 
 jobs:
   Ubuntu:
@@ -17,24 +17,23 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-22.04, ubuntu-24.04, ubuntu-latest]
-        features:
-          [
-            "ansible",
-            "clean",
-            "cli-network",
+        features: [
+            # "ansible",
+            # "clean",
+            # "cli-network",
             "core",
-            "git",
-            "javascript",
-            "micro",
-            "nano",
-            "python",
-            "stow",
-            "ubuntu-dropbox",
-            "ubuntu-essential",
-            "ubuntu-locale-zhtw",
-            "ubuntu-ssh",
-            "ubuntu-tz-taipei",
-            "zsh",
+            # "git",
+            # "javascript",
+            # "micro",
+            # "nano",
+            # "python",
+            # "stow",
+            # "ubuntu-dropbox",
+            # "ubuntu-essential",
+            # "ubuntu-locale-zhtw",
+            # "ubuntu-ssh",
+            # "ubuntu-tz-taipei",
+            # "zsh",
           ]
     steps:
       - name: 🛒 Checkout

From cff7bb3122ffb8fbb1631d3a4384937e1537be9e Mon Sep 17 00:00:00 2001
From: Tomy Hsieh <git@tomy.me>
Date: Mon, 2 Feb 2026 20:55:56 -0800
Subject: [PATCH 04/13] more script

---
 .github/scripts/affected-list.sh  | 64 ++++++++++++++++++++++++++++++-
 .github/scripts/feature-list.sh   |  2 +-
 .github/scripts/merge-features.sh | 33 +++++++++++++++-
 3 files changed, 96 insertions(+), 3 deletions(-)

diff --git a/.github/scripts/affected-list.sh b/.github/scripts/affected-list.sh
index ef3c7c2..cbee9dc 100644
--- a/.github/scripts/affected-list.sh
+++ b/.github/scripts/affected-list.sh
@@ -4,4 +4,66 @@
 
 set -euo pipefail
 
-# TODO: For now we just output passed in features
+# Read changed features JSON array from first argument
+if [ $# -lt 1 ]; then
+  echo "Usage: $0 <changed_features_json>" >&2
+  exit 1
+fi
+
+features_json="$1"
+
+if [ -z "$features_json" ] || [ "$features_json" = "null" ]; then
+  features_json="[]"
+fi
+
+if ! echo "$features_json" | jq -e '.' >/dev/null 2>&1; then
+  echo "Invalid JSON for changed features." >&2
+  exit 1
+fi
+
+# mapfile -t changed_features < <(echo "$features_json" | jq -r '.[]')
+
+# declare -A seen
+# affected_features=()
+
+# add_feature() {
+#   local feature="$1"
+#   if [ -n "$feature" ] && [ -z "${seen[$feature]+x}" ]; then
+#     affected_features+=("$feature")
+#     seen["$feature"]=1
+#   fi
+# }
+
+# for feature in "${changed_features[@]}"; do
+#   add_feature "$feature"
+#   case "$feature" in
+#     brew)
+#       add_feature "macos-brew"
+#       ;;
+#     shellcheck)
+#       add_feature "macos-shellcheck"
+#       ;;
+#     sublime)
+#       add_feature "macos-sublime"
+#       ;;
+#     vscode)
+#       add_feature "macos-vscode"
+#       ;;
+#     perl)
+#       add_feature "macos-perl"
+#       ;;
+#     macos-services)
+#       add_feature "macos-service-workflow"
+#       ;;
+#   esac
+# done
+
+# echo "Affected features:" >&2
+# printf '%s\n' "${affected_features[@]}" >&2
+
+# features_json_out=$(
+#   printf '%s\n' "${affected_features[@]}" |
+#     jq -R -s -c 'split("\n") | map(select(length>0))'
+# )
+
+echo "features=$features_json" >> "$GITHUB_OUTPUT"
diff --git a/.github/scripts/feature-list.sh b/.github/scripts/feature-list.sh
index eed4d23..cd989cb 100755
--- a/.github/scripts/feature-list.sh
+++ b/.github/scripts/feature-list.sh
@@ -19,7 +19,7 @@ changed_features=$(
     sort -u
 )
 
-echo "Changed features from pkg/:" >&2
+echo "Changed features:" >&2
 echo "$changed_features" >&2
 
 # Convert to JSON array
diff --git a/.github/scripts/merge-features.sh b/.github/scripts/merge-features.sh
index d55d1e0..c3292de 100755
--- a/.github/scripts/merge-features.sh
+++ b/.github/scripts/merge-features.sh
@@ -48,4 +48,35 @@ FIXED_FEATURES=(
     python
     stow
     zsh
-)
\ No newline at end of file
+)
+
+if [ $# -lt 1 ]; then
+  echo "Usage: $0 <features_json>" >&2
+  exit 1
+fi
+
+features_json="$1"
+
+if [ -z "$features_json" ] || [ "$features_json" = "null" ]; then
+  features_json="[]"
+fi
+
+if ! echo "$features_json" | jq -e '.' >/dev/null 2>&1; then
+  echo "Invalid JSON for features." >&2
+  exit 1
+fi
+
+fixed_json=$(
+  printf '%s\n' "${FIXED_FEATURES[@]}" |
+    jq -R -s -c 'split("\n") | map(select(length>0))'
+)
+
+merged_json=$(
+  echo "$features_json" |
+    jq -c --argjson fixed "$fixed_json" '. + $fixed | sort | unique'
+)
+
+echo "Merged features:" >&2
+echo "$merged_json" | jq -r '.[]' >&2
+
+echo "features=$merged_json" >> "$GITHUB_OUTPUT"

From 5fdc7eaf9ff8297d3d621a4cf8a5ba5e2992d67f Mon Sep 17 00:00:00 2001
From: Tomy Hsieh <git@tomy.me>
Date: Mon, 2 Feb 2026 20:56:59 -0800
Subject: [PATCH 05/13] fix path

---
 .github/workflows/test_macos.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/test_macos.yml b/.github/workflows/test_macos.yml
index 3e9b28b..8721936 100644
--- a/.github/workflows/test_macos.yml
+++ b/.github/workflows/test_macos.yml
@@ -31,11 +31,11 @@ jobs:
 
       - name: 📊 Generate affected feature list
         id: affected-list
-        run: ./github/scripts/affected-list.sh '${{ steps.feature-list.outputs.features }}'
+        run: .github/scripts/affected-list.sh '${{ steps.feature-list.outputs.features }}'
 
       - name: 🔀 Merge with fixed features
         id: merge-features
-        run: ./github/scripts/merge-features.sh '${{ steps.affected-list.outputs.features }}'
+        run: .github/scripts/merge-features.sh '${{ steps.affected-list.outputs.features }}'
 
   macOS:
     runs-on: macos-latest

From 7f3eb192fd684e7c62c99cd73a707fcf09a38765 Mon Sep 17 00:00:00 2001
From: Tomy Hsieh <git@tomy.me>
Date: Mon, 2 Feb 2026 20:57:30 -0800
Subject: [PATCH 06/13] +x

---
 .github/scripts/affected-list.sh | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 mode change 100644 => 100755 .github/scripts/affected-list.sh

diff --git a/.github/scripts/affected-list.sh b/.github/scripts/affected-list.sh
old mode 100644
new mode 100755

From 993dea93efdc90157ab86fd09b28319487862450 Mon Sep 17 00:00:00 2001
From: Tomy Hsieh <git@tomy.me>
Date: Mon, 2 Feb 2026 21:12:27 -0800
Subject: [PATCH 07/13] test python

---
 .github/workflows/test_macos.yml | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/test_macos.yml b/.github/workflows/test_macos.yml
index 8721936..5a29583 100644
--- a/.github/workflows/test_macos.yml
+++ b/.github/workflows/test_macos.yml
@@ -31,13 +31,19 @@ jobs:
 
       - name: 📊 Generate affected feature list
         id: affected-list
-        run: .github/scripts/affected-list.sh '${{ steps.feature-list.outputs.features }}'
+        # run: .github/scripts/affected-list.sh '${{ steps.feature-list.outputs.features }}'
+        run: |
+          which python
+          which python3
+          python --version
+          python3 --version
 
       - name: 🔀 Merge with fixed features
         id: merge-features
         run: .github/scripts/merge-features.sh '${{ steps.affected-list.outputs.features }}'
 
-  macOS:
+  macos:
+    name: 🖥️ macOS Test
     runs-on: macos-latest
     needs: generate-matrix
     strategy:

From 8167b35bb1539b54b0637a64b0441dc55188b18f Mon Sep 17 00:00:00 2001
From: Tomy Hsieh <git@tomy.me>
Date: Mon, 2 Feb 2026 22:37:58 -0800
Subject: [PATCH 08/13] let's see.....

---
 .github/scripts/affected-list.py | 77 ++++++++++++++++++++++++++++++++
 .github/scripts/affected-list.sh | 69 ----------------------------
 .github/scripts/all-features.sh  | 60 +++++++++++++++++++++++++
 .github/workflows/test_macos.yml | 11 +++--
 4 files changed, 142 insertions(+), 75 deletions(-)
 create mode 100755 .github/scripts/affected-list.py
 delete mode 100755 .github/scripts/affected-list.sh
 create mode 100755 .github/scripts/all-features.sh

diff --git a/.github/scripts/affected-list.py b/.github/scripts/affected-list.py
new file mode 100755
index 0000000..821cbee
--- /dev/null
+++ b/.github/scripts/affected-list.py
@@ -0,0 +1,77 @@
+#!/usr/bin/env python
+# .github/scripts/affected-list.py 'changed_features_json' 'all_features_json'
+# Infer all affected features based on a list of changed features
+
+import json
+import os
+import sys
+from collections import defaultdict
+
+
+# A helper function to recursively collect all dependents of a feature
+def collect_dependents(
+    dependency_map: dict[str, set[str]], feature: str, visited: set[str]
+) -> set[str]:
+    for dependent in dependency_map[feature]:
+        if dependent not in visited:
+            visited.add(dependent)
+            collect_dependents(dependency_map, dependent, visited)
+    return visited
+
+
+# Build a dependency map from all features
+# Format: {feature_a: [feature_b_depends_on_a, feature_c_depends_on_a, ...]}
+def parse_dependencies(all_features: dict[str, list[str]]) -> dict[str, set[str]]:
+    dependency_map: dict[str, set[str]] = defaultdict(set)
+
+    # Convert dependencies to a reverse map
+    for feature, dependencies in all_features.items():
+        for dep in dependencies:
+            dependency_map[dep].add(feature)
+
+    # Flatten trees of dependencies
+    # E.g., if A -> B and B -> C, then A -> B,C
+    flattened: dict[str, set[str]] = defaultdict(set)
+    for feature in all_features:
+        flattened[feature] = collect_dependents(dependency_map, feature, set())
+
+    return flattened
+
+
+def infer_dependencies(
+    changed_features: list[str], dependency_map: dict[str, set[str]]
+) -> list[str]:
+    affected_features: set[str] = set(changed_features)
+    for feature in changed_features:
+        affected_features.update(dependency_map[feature])
+    return sorted(affected_features)
+
+
+def output_to_github_actions(affected_features: list[str]) -> None:
+    github_output_path = os.getenv("GITHUB_OUTPUT")
+    if github_output_path:
+        with open(github_output_path, "a") as gh_out:
+            json.dump(affected_features, gh_out)
+            gh_out.write("\n")
+
+
+def main() -> None:
+    # Parse input arguments
+    changed_features = list(json.loads(sys.argv[1]))
+    all_features = json.loads(sys.argv[2])
+
+    # Build the dependency map
+    dependency_map = parse_dependencies(all_features)
+
+    # Infer affected features
+    affected_features = infer_dependencies(changed_features, dependency_map)
+
+    print("Affected features:")
+    print(json.dumps(affected_features))
+
+    # Output to GitHub Actions
+    output_to_github_actions(affected_features)
+
+
+if __name__ == "__main__":
+    main()
diff --git a/.github/scripts/affected-list.sh b/.github/scripts/affected-list.sh
deleted file mode 100755
index cbee9dc..0000000
--- a/.github/scripts/affected-list.sh
+++ /dev/null
@@ -1,69 +0,0 @@
-#!/bin/bash
-# .github/scripts/affected-list.sh
-# infer all affected features based on a list of changed features
-
-set -euo pipefail
-
-# Read changed features JSON array from first argument
-if [ $# -lt 1 ]; then
-  echo "Usage: $0 <changed_features_json>" >&2
-  exit 1
-fi
-
-features_json="$1"
-
-if [ -z "$features_json" ] || [ "$features_json" = "null" ]; then
-  features_json="[]"
-fi
-
-if ! echo "$features_json" | jq -e '.' >/dev/null 2>&1; then
-  echo "Invalid JSON for changed features." >&2
-  exit 1
-fi
-
-# mapfile -t changed_features < <(echo "$features_json" | jq -r '.[]')
-
-# declare -A seen
-# affected_features=()
-
-# add_feature() {
-#   local feature="$1"
-#   if [ -n "$feature" ] && [ -z "${seen[$feature]+x}" ]; then
-#     affected_features+=("$feature")
-#     seen["$feature"]=1
-#   fi
-# }
-
-# for feature in "${changed_features[@]}"; do
-#   add_feature "$feature"
-#   case "$feature" in
-#     brew)
-#       add_feature "macos-brew"
-#       ;;
-#     shellcheck)
-#       add_feature "macos-shellcheck"
-#       ;;
-#     sublime)
-#       add_feature "macos-sublime"
-#       ;;
-#     vscode)
-#       add_feature "macos-vscode"
-#       ;;
-#     perl)
-#       add_feature "macos-perl"
-#       ;;
-#     macos-services)
-#       add_feature "macos-service-workflow"
-#       ;;
-#   esac
-# done
-
-# echo "Affected features:" >&2
-# printf '%s\n' "${affected_features[@]}" >&2
-
-# features_json_out=$(
-#   printf '%s\n' "${affected_features[@]}" |
-#     jq -R -s -c 'split("\n") | map(select(length>0))'
-# )
-
-echo "features=$features_json" >> "$GITHUB_OUTPUT"
diff --git a/.github/scripts/all-features.sh b/.github/scripts/all-features.sh
new file mode 100755
index 0000000..5f4101f
--- /dev/null
+++ b/.github/scripts/all-features.sh
@@ -0,0 +1,60 @@
+#!/bin/bash
+# .github/scripts/all-features.sh
+# Outputs all features and their dependencies from Makefile
+
+set -euo pipefail
+
+# Extract features and their dependencies from Makefile
+features_with_deps=$(
+  { make -prRn -f Makefile : 2>/dev/null || true; } |
+    awk '
+      function trim(s) {
+        gsub(/^[[:space:]]+|[[:space:]]+$/, "", s)
+        return s
+      }
+      function is_valid(name) {
+        return !(name == "" || name ~ /^\.|%/ || name ~ /^\//)
+      }
+      $0 == "# Files" { in_files = 1; next }
+      $0 ~ /^# files hash-table stats:/ { in_files = 0 }
+      !in_files { next }
+      $0 ~ /^# Not a target:/ { skip_next = 1; next }
+      /^[^#[:space:]].*:/ {
+        line = $0
+        if (skip_next) { skip_next = 0; next }
+        split(line, parts, ":")
+        name = trim(parts[1])
+        if (!is_valid(name)) { next }
+        deps = trim(substr(line, index(line, ":") + 1))
+        gsub(/[[:space:]]+/, " ", deps)
+        if (deps == "") {
+          print name
+          next
+        }
+        print name " " deps
+      }
+    ' |
+    sort -u
+)
+
+# Convert to JSON
+features_json=$(
+  printf '%s\n' "$features_with_deps" |
+    jq -R -s -c '
+      split("\n")
+      | map(select(length>0))
+      | map(
+          split(" ")
+          | { (.[0]): (.[1:] | map(select(length>0))) }
+        )
+      | add
+    '
+)
+
+echo "All features and dependencies:" >&2
+echo "$features_with_deps" >&2
+
+# Output to GitHub Actions
+echo "features=$features_json" >> "$GITHUB_OUTPUT"
+
+echo $features_json
diff --git a/.github/workflows/test_macos.yml b/.github/workflows/test_macos.yml
index 5a29583..b6a9096 100644
--- a/.github/workflows/test_macos.yml
+++ b/.github/workflows/test_macos.yml
@@ -21,6 +21,10 @@ jobs:
         with:
           fetch-depth: 0
 
+      - name: 🗂️ Get all features
+        id: all-features
+        run: .github/scripts/all-features.sh
+
       - name: 📄 List changed files
         id: changed-files
         run: .github/scripts/changed-files.sh '${{ toJson(github) }}'
@@ -31,12 +35,7 @@ jobs:
 
       - name: 📊 Generate affected feature list
         id: affected-list
-        # run: .github/scripts/affected-list.sh '${{ steps.feature-list.outputs.features }}'
-        run: |
-          which python
-          which python3
-          python --version
-          python3 --version
+        run: .github/scripts/affected-list.py '${{ steps.feature-list.outputs.features }}' '${{ steps.all-features.outputs.features }}'
 
       - name: 🔀 Merge with fixed features
         id: merge-features

From 1ba48f2fb7a1651f44a696c0773a293c117735df Mon Sep 17 00:00:00 2001
From: Tomy Hsieh <git@tomy.me>
Date: Mon, 2 Feb 2026 22:47:10 -0800
Subject: [PATCH 09/13] python fix

---
 .github/scripts/affected-list.py | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/.github/scripts/affected-list.py b/.github/scripts/affected-list.py
index 821cbee..f42913b 100755
--- a/.github/scripts/affected-list.py
+++ b/.github/scripts/affected-list.py
@@ -51,8 +51,7 @@ def output_to_github_actions(affected_features: list[str]) -> None:
     github_output_path = os.getenv("GITHUB_OUTPUT")
     if github_output_path:
         with open(github_output_path, "a") as gh_out:
-            json.dump(affected_features, gh_out)
-            gh_out.write("\n")
+            gh_out.write(f"affected_features={json.dumps(affected_features)}\n")
 
 
 def main() -> None:

From 0e4a48068470b37366bc8334b7159421d15fbec0 Mon Sep 17 00:00:00 2001
From: Tomy Hsieh <git@tomy.me>
Date: Mon, 2 Feb 2026 23:15:37 -0800
Subject: [PATCH 10/13] test lookup

---
 .github/scripts/affected-list.py  |  9 +++-
 .github/scripts/merge-features.sh | 78 ++++++++++++++-----------------
 pkg/macos-appcleaner/test         |  0
 3 files changed, 44 insertions(+), 43 deletions(-)
 create mode 100644 pkg/macos-appcleaner/test

diff --git a/.github/scripts/affected-list.py b/.github/scripts/affected-list.py
index f42913b..6c31ff6 100755
--- a/.github/scripts/affected-list.py
+++ b/.github/scripts/affected-list.py
@@ -1,6 +1,13 @@
 #!/usr/bin/env python
-# .github/scripts/affected-list.py 'changed_features_json' 'all_features_json'
 # Infer all affected features based on a list of changed features
+#
+# Usage in GitHub Actions:
+#
+# .github/scripts/affected-list.py 'changed_features_json' 'all_features_json'
+#
+# Usage in terminal:
+#
+# .github/scripts/affected-list.py '["macos-brew"]' "$(GITHUB_OUTPUT=/dev/null .github/scripts/all-features.sh)"
 
 import json
 import os
diff --git a/.github/scripts/merge-features.sh b/.github/scripts/merge-features.sh
index c3292de..7271598 100755
--- a/.github/scripts/merge-features.sh
+++ b/.github/scripts/merge-features.sh
@@ -5,49 +5,43 @@
 set -euo pipefail
 
 FIXED_FEATURES=(
-    ansible
-    clean
-    cli-network
-    core
+    # ansible
+    # clean
+    # cli-network
+    # core
     git
-    javascript
-    macos-appcleaner
-    macos-brew
-    macos-c-cpp
-    macos-clean
-    macos-cli-network
-    macos-cli-useful
-    macos-core
-    macos-docker
-    macos-duti
-    macos-file-handler
-    macos-finder
-    macos-font
-    macos-git
-    macos-hammerspoon
-    macos-icon
-    macos-iterm
-    macos-javascript
-    macos-markedit
-    macos-micro
-    macos-nano
-    macos-popclip
-    macos-quicklook
-    macos-screensaver
-    macos-service-workflow
-    macos-shellcheck
-    macos-stow
-    macos-sublime
-    macos-terminal
-    macos-touch-id-sudo
-    macos-tower
-    macos-vscode
-    macos-zsh
-    micro
-    nano
-    python
-    stow
-    zsh
+    # javascript
+    # macos-brew
+    # macos-c-cpp
+    # macos-clean
+    # macos-cli-network
+    # macos-cli-useful
+    # macos-core
+    # macos-docker
+    # macos-duti
+    # macos-file-handler
+    # macos-finder
+    # macos-git
+    # macos-icon
+    # macos-javascript
+    # macos-markedit
+    # macos-micro
+    # macos-nano
+    # macos-popclip
+    # macos-quicklook
+    # macos-screensaver
+    # macos-shellcheck
+    # macos-stow
+    # macos-sublime
+    # macos-terminal
+    # macos-touch-id-sudo
+    # macos-vscode
+    # macos-zsh
+    # micro
+    # nano
+    # python
+    # stow
+    # zsh
 )
 
 if [ $# -lt 1 ]; then
diff --git a/pkg/macos-appcleaner/test b/pkg/macos-appcleaner/test
new file mode 100644
index 0000000..e69de29

From 3750ced8f7a416305737e611fae4701700178af4 Mon Sep 17 00:00:00 2001
From: Tomy Hsieh <git@tomy.me>
Date: Mon, 2 Feb 2026 23:22:37 -0800
Subject: [PATCH 11/13] fix var name

---
 .github/scripts/affected-list.py | 2 +-
 .github/workflows/test_macos.yml | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/.github/scripts/affected-list.py b/.github/scripts/affected-list.py
index 6c31ff6..2123d61 100755
--- a/.github/scripts/affected-list.py
+++ b/.github/scripts/affected-list.py
@@ -58,7 +58,7 @@ def output_to_github_actions(affected_features: list[str]) -> None:
     github_output_path = os.getenv("GITHUB_OUTPUT")
     if github_output_path:
         with open(github_output_path, "a") as gh_out:
-            gh_out.write(f"affected_features={json.dumps(affected_features)}\n")
+            gh_out.write(f"features={json.dumps(affected_features)}\n")
 
 
 def main() -> None:
diff --git a/.github/workflows/test_macos.yml b/.github/workflows/test_macos.yml
index b6a9096..2b7d2d8 100644
--- a/.github/workflows/test_macos.yml
+++ b/.github/workflows/test_macos.yml
@@ -12,7 +12,7 @@ on:
 jobs:
   generate-matrix:
     name: 🌀 Generate matrix
-    runs-on: ubuntu-latest
+    runs-on: macos-latest
     outputs:
       features: ${{ steps.merge-features.outputs.features }}
     steps:
@@ -37,6 +37,7 @@ jobs:
         id: affected-list
         run: .github/scripts/affected-list.py '${{ steps.feature-list.outputs.features }}' '${{ steps.all-features.outputs.features }}'
 
+      # TODO: Remove this step when all features are moved under pkg/
       - name: 🔀 Merge with fixed features
         id: merge-features
         run: .github/scripts/merge-features.sh '${{ steps.affected-list.outputs.features }}'

From d7589b8f284405c206c050f620ee976a4ed89119 Mon Sep 17 00:00:00 2001
From: Tomy Hsieh <git@tomy.me>
Date: Tue, 3 Feb 2026 00:47:20 -0800
Subject: [PATCH 12/13] rename

---
 Makefile            | 1 +
 makefiles/macos.mk  | 2 +-
 makefiles/ubuntu.mk | 3 +++
 3 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 01b5733..3d00b06 100644
--- a/Makefile
+++ b/Makefile
@@ -15,6 +15,7 @@ git: $(OS)-git
 micro: $(OS)-micro
 nano: $(OS)-nano
 stow: $(OS)-stow
+vscode: $(OS)-vscode
 zsh: $(OS)-zsh
 
 ansible: stow
diff --git a/makefiles/macos.mk b/makefiles/macos.mk
index ce11272..267b357 100644
--- a/makefiles/macos.mk
+++ b/makefiles/macos.mk
@@ -153,7 +153,7 @@ macos-quicklook: macos-brew
 macos-screensaver: macos-brew
 	run "pkg/macos-screensaver/macos-screensaver.sh"
 
-macos-service-workflow: macos-stow
+macos-services: macos-stow
 	stow --dir 'pkg' --target "${HOME}/Library/Services" 'macos-services'
 
 macos-settings:
diff --git a/makefiles/ubuntu.mk b/makefiles/ubuntu.mk
index 05a892e..90a66cb 100644
--- a/makefiles/ubuntu.mk
+++ b/makefiles/ubuntu.mk
@@ -32,6 +32,9 @@ ubuntu-cli-network:
 ubuntu-dropbox: ubuntu-essential
 	run "pkg/dropbox/ubuntu-dropbox.sh"
 
+ubuntu-vscode: 
+	echo "TODO"
+
 ###############################################################################
 # CLIs                                                                        #
 ###############################################################################

From d3105ad0c1c1a233b91426c929c6b94b6c2f0b7c Mon Sep 17 00:00:00 2001
From: Tomy Hsieh <git@tomy.me>
Date: Fri, 6 Feb 2026 01:56:57 -0800
Subject: [PATCH 13/13] =?UTF-8?q?=F0=9F=9B=A0=20fix:=20brewfile=20path?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 pkg/macos-xcode/macos-xcode.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkg/macos-xcode/macos-xcode.sh b/pkg/macos-xcode/macos-xcode.sh
index 6647ef5..408028d 100755
--- a/pkg/macos-xcode/macos-xcode.sh
+++ b/pkg/macos-xcode/macos-xcode.sh
@@ -2,4 +2,4 @@
 set -euo pipefail
 
 # Install Xcode
-brew bundle --file pkg/xcode/macos-xcode.Brewfile
+brew bundle --file pkg/macos-xcode/xcode.Brewfile