build(docker): Create docker configuration

- Add Dockerfile to build angular file and serve with nginx
- Add nginx conf file to serve builded angular files when image run
- Add dockerignore to limit docker context

.dockerignore

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+.angular/
+node_modules/
+dist/
+docs/
+e2e/
+**/*.log
+**/.DS_Store
+**/Thumbs.db

docker/Dockerfile

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+# Create stage to build angular application
+FROM node:18.15.0-alpine AS angular-builder
+
+WORKDIR /app
+
+COPY package.json .
+
+RUN yarn install
+
+COPY . .
+
+RUN yarn run build:prod
+
+# Build NGINX Image to serve builded files
+FROM nginx:stable-alpine
+
+WORKDIR /app
+
+RUN rm -rf /usr/share/nginx/html/*
+
+COPY docker/nginx/nginx.conf /etc/nginx/nginx.conf
+
+# Copy dist folder fro build stage to nginx public folder
+COPY --from=angular-builder /app/dist/framadate /app
+
+# Start NgInx service
+CMD ["nginx", "-g", "daemon off;"]

docker/nginx/nginx.conf

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+worker_processes  1;
+error_log  /var/log/nginx/error.log warn;
+pid        /tmp/nginx.pid;
+events {
+  worker_connections  1024;
+}
+http {
+  client_body_temp_path /tmp/client_temp;
+  proxy_temp_path       /tmp/proxy_temp_path;
+  fastcgi_temp_path     /tmp/fastcgi_temp;
+  uwsgi_temp_path       /tmp/uwsgi_temp;
+  scgi_temp_path        /tmp/scgi_temp;
+  include       /etc/nginx/mime.types;
+  default_type  application/octet-stream;
+  log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
+                    '$status $body_bytes_sent "$http_referer" '
+                    '"$http_user_agent" "$http_x_forwarded_for"';
+  access_log  /var/log/nginx/access.log  main;
+  sendfile        on;
+  keepalive_timeout  65;
+
+  gzip            on;
+  gzip_static     on;
+  gzip_vary       on;
+  gzip_proxied    no-cache no-store private expired auth;
+  gzip_min_length 10240;
+  gzip_types
+  application/javascript
+  application/json
+  font/woff2
+  text/css
+  text/plain;
+
+  server {
+    listen       80;
+    server_name  localhost;
+    location / {
+      root   /app;
+      index  index.html;
+      try_files $uri $uri/ /index.html;
+    }
+    error_page   500 502 503 504  /50x.html;
+    location = /50x.html {
+      root   /usr/share/nginx/html;
+    }
+    location ~* (\.html|\/sw\.js)$ {
+      root   /app;
+      expires -1y;
+      add_header Pragma "no-cache";
+      add_header Cache-Control "public";
+    }
+    location ~* \.(js|css|png|jpg|jpeg|gif|ico|json)$ {
+      root   /app;
+      expires 1y;
+      add_header Cache-Control "public, immutable";
+    }
+  }
+}