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/testfolder/Secret.md b/testfolder/Secret.md
new file mode 100644
index 000000000..85db16f36
--- /dev/null
+++ b/testfolder/Secret.md
@@ -0,0 +1 @@
+**Secret page**s
\ No newline at end of file
diff --git a/testfolder/testmark.md b/testfolder/testmark.md
new file mode 100644
index 000000000..cf2aa27d2
--- /dev/null
+++ b/testfolder/testmark.md
@@ -0,0 +1,99 @@
+# heding
+
+- dfsd
+- cos
+- [uonredre](#ordered) 
+
+## headings
+dupa
+unorder list hyphens
+
+https://github.github.com/gfm/
+
+https://docs.github.com/en/get-started/writing-on-github/getting-started-with-writing-and-formatting-on-github/basic-writing-and-formatting-syntax
+
+- f
+- g
++ f
++ g
+
+## ordered
+
+1. e
+2. v
+2. d
+1) dd
+1) ddf
+1) cc
+
+## text f
+*italic*
+_italic_
+**bold**
+~~strike~~
+
+## code
+inline
+`select * from `
+withouthighlight
+```
+sekect * frm and
+sasa
+sex
+
+```
+withouthighlight
+```sql
+select  * from
+ where and
+ group xyz by 
+sasa
+sex
+```
+## tables
+test 
+
+## Tables
+
+| abc | def | ghi |
+| --- | --- | --- |
+| bar | baz | boo |
+
+
+
+| abc | defghi |
+| :-: | -----------: |
+| bar | baz |
+
+
+
+| abc | def |
+| --- | --- |
+| bar |
+| bar | baz | boo |
+
+| abc | def |
+| --- | --- |
+
+##blockquattes
+
+> "cipka jest fajna"
+
+  > # Foo
+   > bar
+ > baz
+
+## Links
+
+[Github Website](https://github.com) 
+
+[Secret Page](../markdown/Secret.md)
+
+
+## Tasklist
+
+- [ ] Item 1
+- [x] Item 2
+
+
+