Split steps into separate workflows

.github/workflows/step-mac.yml

@@ -0,0 +1,19 @@
+name: mac
+on:
+  push:
+    paths:
+      - .github/workflows/step-mac.yml
+jobs:
+  mac:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [macos-15, macos-14, macos-13]
+    steps:
+      - run: brew install postgresql@17
+      - run: brew link --overwrite postgresql@17
+      - name: Install pgvector
+        run: brew install pgvector
+      - run: brew services start postgresql@17 && sleep 1
+      - run: psql -d postgres -c 'CREATE EXTENSION vector'

.github/workflows/step-ubuntu.yml

@@ -0,0 +1,25 @@
+name: ubuntu
+on:
+  push:
+    paths:
+      - .github/workflows/step-ubuntu.yml
+jobs:
+  ubuntu:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - os: ubuntu-24.04
+            postgres: 16
+          - os: ubuntu-22.04
+            postgres: 14
+          - os: ubuntu-20.04
+            postgres: 14
+    steps:
+      - name: Install pgvector
+        run: |
+          sudo /usr/share/postgresql-common/pgdg/apt.postgresql.org.sh -y
+          sudo apt-get install postgresql-${{ matrix.postgres }}-pgvector
+      - run: sudo systemctl start postgresql
+      - run: sudo -u postgres psql -c 'CREATE EXTENSION vector'

.github/workflows/step-windows.yml

@@ -0,0 +1,31 @@
+name: windows
+on:
+  push:
+    paths:
+      - .github/workflows/step-windows.yml
+jobs:
+  windows:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - os: windows-2022
+            vs: C:\Program Files\Microsoft Visual Studio\2022\Enterprise
+          - os: windows-2019
+            vs: C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise
+    steps:
+      - name: Install pgvector
+        run: |
+          call "${{ matrix.vs }}\VC\Auxiliary\Build\vcvars64.bat"
+          cd %TEMP%
+          git clone --branch v0.7.4 https://github.com/pgvector/pgvector.git
+          cd pgvector
+          nmake /NOLOGO /F Makefile.win
+          nmake /NOLOGO /F Makefile.win install
+        shell: cmd
+      - run: sc config postgresql-x64-14 start=auto
+      - run: net start postgresql-x64-14
+      - run: |
+          "%PGBIN%/psql" -d postgres -c "CREATE EXTENSION vector"
+        shell: cmd

README.md

@@ -2,7 +2,7 @@
 
 [pgvector](https://github.com/pgvector/pgvector) instructions for GitHub Actions
 
-[![Build Status](https://github.com/pgvector/setup-pgvector/actions/workflows/step.yml/badge.svg?branch=master)](https://github.com/pgvector/setup-pgvector/actions) [![Build Status](https://github.com/pgvector/setup-pgvector/actions/workflows/service.yml/badge.svg?branch=master)](https://github.com/pgvector/setup-pgvector/actions)
+[![Build Status](https://github.com/pgvector/setup-pgvector/actions/workflows/step-ubuntu.yml/badge.svg?branch=master)](https://github.com/pgvector/setup-pgvector/actions) [![Build Status](https://github.com/pgvector/setup-pgvector/actions/workflows/step-mac.yml/badge.svg?branch=master)](https://github.com/pgvector/setup-pgvector/actions) [![Build Status](https://github.com/pgvector/setup-pgvector/actions/workflows/step-windows.yml/badge.svg?branch=master)](https://github.com/pgvector/setup-pgvector/actions) [![Build Status](https://github.com/pgvector/setup-pgvector/actions/workflows/service.yml/badge.svg?branch=master)](https://github.com/pgvector/setup-pgvector/actions)
 
 ## Getting Started
 
@@ -15,7 +15,7 @@ First, choose your installation method:
 
 To add to the preinstalled Postgres installation on [runner images](https://github.com/actions/runner-images#available-images), add a step to your workflow.
 
-Ubuntu
+#### Ubuntu
 
 ```yml
       - name: Install pgvector
@@ -26,14 +26,18 @@ Ubuntu
 
 Note: Replace `16` with your Postgres server version
 
-Mac
+See a [full example](https://github.com/pgvector/setup-pgvector/blob/master/.github/workflows/step-ubuntu.yml)
+
+#### Mac
 
 ```yml
       - name: Install pgvector
         run: brew install pgvector
 ```
 
-Windows
+See a [full example](https://github.com/pgvector/setup-pgvector/blob/master/.github/workflows/step-mac.yml)
+
+#### Windows
 
 ```yml
       - name: Install pgvector
@@ -49,7 +53,7 @@ Windows
 
 Note: Use `C:\Program Files (x86)\Microsoft Visual Studio\2019` for `windows-2019`
 
-See a [full example](https://github.com/pgvector/setup-pgvector/blob/master/.github/workflows/step.yml)
+See a [full example](https://github.com/pgvector/setup-pgvector/blob/master/.github/workflows/step-windows.yml)
 
 ### Service