docs: added Docker compose installation example (#1072) [skip ci]

* Added Docker compose installation example

* Update docs/getting-started/installation.md

Co-authored-by: TheCatLady <52870424+TheCatLady@users.noreply.github.com>

* Updated compose example formatting

* Added complete docker-compose file example

* Update docs/getting-started/installation.md

Co-authored-by: TheCatLady <52870424+TheCatLady@users.noreply.github.com>

* Added Docker compose installation example

* Update docs/getting-started/installation.md

Co-authored-by: TheCatLady <52870424+TheCatLady@users.noreply.github.com>

* Updated compose example formatting

* Added complete docker-compose file example

* Update docs/getting-started/installation.md

Co-authored-by: TheCatLady <52870424+TheCatLady@users.noreply.github.com>

Co-authored-by: TheCatLady <52870424+TheCatLady@users.noreply.github.com>
Co-authored-by: sct <ryan@sct.dev>

docs/getting-started/installation.md

@@ -25,6 +25,30 @@ docker run -d \
 
 {% endtab %}
 
+{% tab title="Compose" %}
+
+**docker-compose.yml:**
+
+```yaml
+---
+version: "3"
+
+services:
+  overseerr:
+    image: sctx/overseerr:latest
+    container_name: overseerr
+    environment:
+      - LOG_LEVEL=info
+      - TZ=Asia/Tokyo
+    ports:
+      - 5055:5055
+    volumes:
+      - /path/to/appdata/config:/app/config
+    restart: unless-stopped
+```
+
+{% endtab %}
+
 {% tab title="UID/GID" %}
 
 ```text