refactor: reduce docker image size

sjdonado · Jul 12, 2024 · 115bbf7 · 115bbf7
1 parent 36a06ac
commit 115bbf7
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diff --git a/.dockerignore b/.dockerignore
@@ -1,6 +1,5 @@
 .git
 /bin/
 /.shards/
-/bruno/
 /spec/
 /sqlite/
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
@@ -39,16 +39,23 @@ jobs:
           VERSION=$(echo $VERSION | tr -d '\n\r')
           echo "RELEASE_TAG=$VERSION" >> $GITHUB_ENV
 
+      - name: Set tags
+        id: set_tags
+        run: |
+          if [[ "${{ github.event_name }}" == "release" ]]; then
+            echo "TAGS=latest,${{ env.RELEASE_TAG }}" >> $GITHUB_ENV
+          else
+            echo "TAGS=latest" >> $GITHUB_ENV
+          fi
+
       - name: Build and push image
         id: push
         uses: docker/build-push-action@v5.0.0
         with:
           context: .
           push: true
           platforms: linux/amd64,linux/arm64
-          tags: |
-            sjdonado/bit:latest
-            ${{ github.event_name == 'release' && env.RELEASE_TAG && 'sjdonado/bit:${{ env.RELEASE_TAG }}' || '' }}
+          tags: sjdonado/bit:${{ env.TAGS }}
 
       - name: Attest
         uses: actions/attest-build-provenance@v1

diff --git a/Dockerfile b/Dockerfile
@@ -1,5 +1,6 @@
-FROM alpine:edge as base
+FROM alpine:edge AS build
 
+ENV ENV=production
 WORKDIR /usr/src/app
 
 RUN apk update && apk add --no-cache \
@@ -9,20 +10,29 @@ RUN apk update && apk add --no-cache \
     sqlite-dev \
     openssl-dev
 
-FROM base AS build
+COPY . .
+
+RUN shards install
+RUN shards build --release --no-debug
+
+FROM alpine:edge AS runtime
+
 ENV ENV=production
+WORKDIR /usr/src/app
 
-COPY . . 
+RUN apk add --no-cache \
+    gc \
+    pcre2 \
+    libevent \
+    yaml \
+    sqlite-libs \
+    openssl
 
-RUN shards install
-RUN shards build --progress
+RUN mkdir -p sqlite
 
-FROM base AS release
-RUN mkdir -p /usr/src/app/sqlite
 COPY --from=build /usr/src/app/db db
 COPY --from=build /usr/src/app/data data
 COPY --from=build /usr/src/app/bin /usr/local/bin
-COPY --from=build /usr/src/app/data /usr/local/data
 
 EXPOSE 4000/tcp
 CMD ["bit"]
diff --git a/README.md b/README.md
@@ -1,6 +1,6 @@
-[![Docker Pulls](https://img.shields.io/docker/pulls/sjdonado/bit.svg)](https://hub.docker.com/repository/docker/sjdonado/bit/general)
-[![Docker Stars](https://img.shields.io/docker/stars/sjdonado/bit.svg)](https://hub.docker.com/repository/docker/sjdonado/bit/general)
-[![Docker Image Size](https://img.shields.io/docker/image-size/sjdonado/bit/latest)](https://hub.docker.com/repository/docker/sjdonado/bit/general)
+[![Docker Pulls](https://img.shields.io/docker/pulls/sjdonado/bit.svg)](https://hub.docker.com/repository/docker/sjdonado/bit)
+[![Docker Stars](https://img.shields.io/docker/stars/sjdonado/bit.svg)](https://hub.docker.com/repository/docker/sjdonado/bit)
+[![Docker Image Size](https://img.shields.io/docker/image-size/sjdonado/bit/latest)](https://hub.docker.com/repository/docker/sjdonado/bit)
 
 # Benchmark
 
@@ -39,7 +39,7 @@ Average Response Time: 12.37 µs
 
 # Self-hosted
 
-- Run via docker-compose
+## Run via docker-compose
 
 ```bash
 docker-compose up
@@ -48,7 +48,7 @@ docker-compose exec -it app migrate
 docker-compose exec -it app cli --create-user=Admin
 ```
 
-- Run via docker cli
+## Run via docker cli
 
 ```bash
 docker run \
@@ -63,7 +63,7 @@ docker exec -it bit migrate
 docker exec -it bit cli --create-user=Admin
 ```
 
-- Dokku
+## Dokku
 
 ```dockerfile
 FROM sjdonado/bit
@@ -93,11 +93,9 @@ dokku run bit cli --create-user=Admin
 
 1. **Ping the API**
 
-   - **Endpoint**: `/api/ping`
-   - **HTTP Method**: GET
-   - **Description**: Ping the API to check if it's running
-   - **Payload**: -
-   - **Response Example**:
+   - Endpoint: `GET /api/ping`
+   - Payload: None
+   - Response Example
      ```json
      {
        "message": "pong"
@@ -106,12 +104,10 @@ dokku run bit cli --create-user=Admin
 
 2. **Retrieve a link by its slug**
 
-   - **Endpoint**: `/:slug`
-   - **HTTP Method**: GET
-   - **Description**: Retrieve a link by its slug
-   - **Payload**: -
-   - **Headers**: `X-Api-Key`
-   - **Response Example**:
+   - Endpoint: `GET /:slug`
+   - Headers: `X-Api-Key`
+   - Payload: None
+   - Response Example
      ```json
      {
        "data": {
@@ -135,12 +131,10 @@ dokku run bit cli --create-user=Admin
 
 3. **Retrieve all links**
 
-   - **Endpoint**: `/api/links`
-   - **HTTP Method**: GET
-   - **Description**: Retrieve all links
-   - **Payload**: -
-   - **Headers**: `X-Api-Key`
-   - **Response Example**:
+   - Endpoint: `GET /api/links`
+   - Headers: `X-Api-Key`
+   - Payload: None
+   - Response Example
      ```json
      {
        "data": [
@@ -166,12 +160,10 @@ dokku run bit cli --create-user=Admin
 
 4. **Retrieve a link by its ID**
 
-   - **Endpoint**: `/api/links/:id`
-   - **HTTP Method**: GET
-   - **Description**: Retrieve a link by its ID
-   - **Payload**: -
-   - **Headers**: `X-Api-Key`
-   - **Response Example**:
+   - Endpoint: `GET /api/links/:id`
+   - Headers: `X-Api-Key`
+   - Payload: None
+   - Response Example
      ```json
      {
        "data": {
@@ -195,17 +187,15 @@ dokku run bit cli --create-user=Admin
 
 5. **Create a new link**
 
-   - **Endpoint**: `/api/links`
-   - **HTTP Method**: POST
-   - **Description**: Create a new link
-   - **Payload**:
+   - Endpoint\*\*: `POST /api/links`
+   - Payload:
      ```json
      {
        "url": "https://example.com"
      }
      ```
-   - **Headers**: `X-Api-Key`
-   - **Response Example**:
+   - Headers: `X-Api-Key`
+   - Response Example:
      ```json
      {
        "data": {
@@ -219,17 +209,15 @@ dokku run bit cli --create-user=Admin
 
 6. **Update an existing link by its ID**
 
-   - **Endpoint**: `/api/links/:id`
-   - **HTTP Method**: PUT
-   - **Description**: Update an existing link by its ID
-   - **Payload**:
+   - Endpoint: `PUT /api/links/:id`
+   - Payload:
      ```json
      {
        "url": "https://newexample.com"
      }
      ```
-   - **Headers**: `X-Api-Key`
-   - **Response Example**:
+   - Headers: `X-Api-Key`
+   - Response Example:
      ```json
      {
        "data": {
@@ -243,12 +231,10 @@ dokku run bit cli --create-user=Admin
 
 7. **Delete a link by its ID**
 
-   - **Endpoint**: `/api/links/:id`
-   - **HTTP Method**: DELETE
-   - **Description**: Delete a link by its ID
-   - **Payload**: -
-   - **Headers**: `X-Api-Key`
-   - **Response Example**:
+   - Endpoint: `DELETE /api/links/:id`
+   - Payload: None
+   - Headers: `X-Api-Key`
+   - Response Example:
      ```json
      {
        "message": "Link deleted"
@@ -267,7 +253,7 @@ Options:
 
 # Development
 
-1. **Installation**
+## Installation
 
 ```bash
 brew tap amberframework/micrate
@@ -279,19 +265,19 @@ shards run migrate
 shards run bit
 ```
 
-2. **Generate the `X-Api-Key`**
+## Generate the `X-Api-Key`
 
 ```bash
 shards run cli -- --create-user=Admin
 ```
 
-# Run tests
+## Run tests
 
 ```bash
 ENV=test crystal spec
 ```
 
-# Contributing
+## Contributing
 
 1. Fork it (<https://github.com/sjdonado/bit/fork>)
 2. Create your feature branch (`git checkout -b my-new-feature`)