Merge pull request 'build(): drone CI' (#115) from drone-ci into main

Reviewed-on: #115
Reviewed-by: Aleksander Wilczyński <aleks@alekswilc.dev>

.drone.yml

@@ -0,0 +1,29 @@
+---
+kind: pipeline
+type: docker
+name: build
+
+steps: 
+- name: build-backend
+  image: plugins/docker
+  settings:
+    insecure: true
+    repo: 10.5.0.103:1222/simrail-backend
+    registry: 10.5.0.103:1222
+    context: 'packages/backend'
+    tags:
+      - latest
+      
+- name: build-frontend
+  image: plugins/docker
+  settings:
+    insecure: true
+    repo: 10.5.0.103:1222/simrail-frontend
+    registry: 10.5.0.103:1222
+    context: 'packages/frontend'
+    tags:
+      - latest
+
+trigger:
+  branch:
+  - main