feat: add CI path filters and expand README (#82)

.github/workflows/docker-image.yml

@@ -7,6 +7,9 @@ on:
     - cron: "0 2 * * 1" # At 2:00 on Monday.
   push:
     branches: ["main"]
+    paths:
+      - "**/Dockerfile"
+      - ".github/workflows/**"
   workflow_dispatch:
 
 env:

.github/workflows/pr-build.yml

@@ -5,6 +5,9 @@ name: PR Build and Report
 on:
   pull_request:
     types: [opened, synchronize, reopened]
+    paths:
+      - "**/Dockerfile"
+      - ".github/workflows/**"
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}

.github/workflows/pr-lint.yml

@@ -5,8 +5,20 @@ name: Lint Code Base
 on:
   push:
     branches: [master, main]
+    paths:
+      - "**/Dockerfile"
+      - ".github/workflows/**"
+      - ".mega-linter.yml"
+      - ".hadolint.yaml"
+      - ".yamllint.yml"
   pull_request:
     branches: [master, main]
+    paths:
+      - "**/Dockerfile"
+      - ".github/workflows/**"
+      - ".mega-linter.yml"
+      - ".hadolint.yaml"
+      - ".yamllint.yml"
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}

README.md

@@ -1,3 +1,89 @@
 # docker-php-with-imagick-multi
 
-PHP 7.4-8.5 with imagick for arm64 and amd64
+[![Build](https://github.com/ivuorinen/docker-php-with-imagick-multi/actions/workflows/docker-image.yml/badge.svg)](https://github.com/ivuorinen/docker-php-with-imagick-multi/actions/workflows/docker-image.yml)
+[![License](https://img.shields.io/github/license/ivuorinen/docker-php-with-imagick-multi)](https://github.com/ivuorinen/docker-php-with-imagick-multi)
+[![Last Commit](https://img.shields.io/github/last-commit/ivuorinen/docker-php-with-imagick-multi)](https://github.com/ivuorinen/docker-php-with-imagick-multi/commits/main)
+
+Multi-architecture Docker images for PHP 7.4 through 8.5 with Imagick and Composer pre-installed.
+
+## Available Images
+
+| PHP Version | Tag     | Pull Command                                                        |
+| ----------- | ------- | ------------------------------------------------------------------- |
+| PHP 7.4     | `php74` | `docker pull ghcr.io/ivuorinen/docker-php-with-imagick-multi:php74` |
+| PHP 8.0     | `php80` | `docker pull ghcr.io/ivuorinen/docker-php-with-imagick-multi:php80` |
+| PHP 8.1     | `php81` | `docker pull ghcr.io/ivuorinen/docker-php-with-imagick-multi:php81` |
+| PHP 8.2     | `php82` | `docker pull ghcr.io/ivuorinen/docker-php-with-imagick-multi:php82` |
+| PHP 8.3     | `php83` | `docker pull ghcr.io/ivuorinen/docker-php-with-imagick-multi:php83` |
+| PHP 8.4     | `php84` | `docker pull ghcr.io/ivuorinen/docker-php-with-imagick-multi:php84` |
+| PHP 8.5     | `php85` | `docker pull ghcr.io/ivuorinen/docker-php-with-imagick-multi:php85` |
+
+## Architectures
+
+- `linux/amd64`
+- `linux/arm64`
+
+## Included Software
+
+### PHP Extensions
+
+| Extension  | Description                        |
+| ---------- | ---------------------------------- |
+| bcmath     | Arbitrary precision mathematics    |
+| intl       | Internationalization (ICU)         |
+| mbstring   | Multibyte string handling          |
+| pdo        | PHP Data Objects database layer    |
+| xml        | XML parsing and manipulation       |
+| gd         | Image processing (freetype + jpeg) |
+| exif       | Image metadata reading             |
+| pcntl      | Process control                    |
+| imagick    | ImageMagick bindings (via PECL)    |
+
+### System Libraries
+
+| Library            | Purpose                     |
+| ------------------ | --------------------------- |
+| libicu-dev         | ICU for intl extension      |
+| libxml2-dev        | XML parsing                 |
+| libfreetype6-dev   | Font rendering (GD)         |
+| libjpeg62-turbo-dev| JPEG support (GD)           |
+| libpng-dev         | PNG support (GD)            |
+| libonig-dev        | Oniguruma regex (mbstring)  |
+| libmagickwand-dev  | ImageMagick C API (imagick) |
+
+### Tools
+
+- **Composer** (latest, installed to `/usr/local/bin/composer`)
+
+## Usage
+
+Pull an image:
+
+```sh
+docker pull ghcr.io/ivuorinen/docker-php-with-imagick-multi:php84
+```
+
+Run a container:
+
+```sh
+docker run --rm ghcr.io/ivuorinen/docker-php-with-imagick-multi:php84 php -v
+```
+
+Use as a base image in your Dockerfile:
+
+```dockerfile
+FROM ghcr.io/ivuorinen/docker-php-with-imagick-multi:php84
+COPY . /app
+WORKDIR /app
+RUN composer install --no-dev
+```
+
+## Building Locally
+
+```sh
+docker build -t my-php84 ./php84/
+```
+
+## License
+
+See [LICENSE](LICENSE) for details.