diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index f0418c2b9..162642d8d 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -1,6 +1,7 @@
 // See https://containers.dev/implementors/json_reference/ for configuration reference
 {
 "name": "basic configure",
+"image": "mcr.microsoft.com/devcontainers/base:ubuntu",
 "customizations": {
 	"vscode": {
 		"extensions": [
diff --git a/git-crshcor/hello b/git-crshcor/hello
index bc0479ed9..d0e588d42 100644
--- a/git-crshcor/hello
+++ b/git-crshcor/hello
@@ -1,2 +1,3 @@
 siema wariacie /
-das
\ No newline at end of file
+das
+mobile
\ No newline at end of file
diff --git a/tags/readme.md b/tags/readme.md
new file mode 100644
index 000000000..57f2a80de
--- /dev/null
+++ b/tags/readme.md
@@ -0,0 +1,9 @@
+git tag 1.0.0
+
+git push --tags
+
+git checkout 1.0.0
+
+git tag -d 1.0.0
+
+git push -delete origin 1.0.0
\ No newline at end of file