diff --git a/IUM_11.CML.ipynb b/IUM_11.CML.ipynb
index cd789cd..0d7595b 100644
--- a/IUM_11.CML.ipynb
+++ b/IUM_11.CML.ipynb
@@ -12,8 +12,8 @@
     "![Logo 1](https://git.wmi.amu.edu.pl/AITech/Szablon/raw/branch/master/Logotyp_AITech1.jpg)\n",
     "<div class=\"alert alert-block alert-info\">\n",
     "<h1> Inżynieria uczenia maszynowego </h1>\n",
-    "<h2> 11. <i>Github actions i CML</i>  [laboratoria]</h2> \n",
-    "<h3> Tomasz Ziętkiewicz (2022)</h3>\n",
+    "<h2> 11. <i>Github actions</i>  [laboratoria]</h2> \n",
+    "<h3> Tomasz Ziętkiewicz (2023)</h3>\n",
     "</div>\n",
     "\n",
     "![Logo 2](https://git.wmi.amu.edu.pl/AITech/Szablon/raw/branch/master/Logotyp_AITech2.jpg)"
@@ -70,8 +70,8 @@
    "source": [
     "### Terminologia Github Actions\n",
     " - *Workflow* - workflow odpowiada \"Pipeline\" z Jenkinsa.\n",
-    " - *Event* - zdażenie, które odapala (\"triggers\") uruchomienie \"Workflow\". Np. wypchnięcie zmiany do repozytorium (\"push\"), utworzenie Pull requesta. [Pełna lista](https://docs.github.com/en/actions/reference/events-that-trigger-workflows)\n",
-    " - *Job* - workflow składa się z jednego lub kilku \"jobs\". Każdy z nich może być wykonywany równolegle na innej maszynie (patrz \"runner\")\n",
+    " - *Event* - zdarzenie, które odapala (\"triggers\")  \"Workflow\". Np. wypchnięcie zmiany do repozytorium (\"push\"), utworzenie Pull requesta. [Pełna lista](https://docs.github.com/en/actions/reference/events-that-trigger-workflows)\n",
+    " - *Job* - workflow składa się z jednego lub kilku zadań (\"jobs\"). Każde z nich może być wykonywane równolegle na innej maszynie (patrz \"runner\")\n",
     " - *Step* - odpowiednik \"Stage\" z Jenkinsa - służu do grupowania \"Actions\"\n",
     " - *Action/command* - odpowiednik \"Step\" z Jenkinsa - pojedyncze polecenie do wykonania, np. dodanie komentarze do Pull requesta, wykonanie polecenia systemowego itp.\n",
     " - *Runner* - odpowiednik Jenkinsowego \"Agent\" - serwer, na którym mogą być wykonywane zadania (\"jobs\")\n",
@@ -103,33 +103,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 1,
-   "id": "955585a9",
-   "metadata": {
-    "slideshow": {
-     "slide_type": "slide"
-    }
-   },
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "/home/tomek/AITech/repo/aitech-ium-private/IUM_11\n",
-      "Initialized empty Git repository in /home/tomek/AITech/repo/aitech-ium-private/IUM_11/github-actions-hello/.git/\r\n"
-     ]
-    }
-   ],
-   "source": [
-    "%cd IUM_11\n",
-    "!mkdir github-actions-hello;\\\n",
-    "cd github-actions-hello;\\\n",
-    "git init"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 16,
    "id": "f4916c1f",
    "metadata": {
     "slideshow": {
@@ -141,18 +115,49 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "/home/tomek/AITech/repo/aitech-ium-private/IUM_11/github-actions-hello\n"
+      "/home/tomek/repos/aitech-ium/IUM_11/github-actions-hello\n"
      ]
     }
    ],
    "source": [
-    "%cd github-actions-hello\n",
+    "!mkdir -p IUM_11/github-actions-hello\n",
+    "%cd IUM_11/github-actions-hello\n",
     "!mkdir -p .github/workflows"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 6,
+   "execution_count": 19,
+   "id": "33abf69d",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Reinitialized existing Git repository in /home/tomek/repos/aitech-ium/IUM_11/github-actions-hello/.git/\n",
+      "Enumerating objects: 6, done.\n",
+      "Counting objects: 100% (6/6), done.\n",
+      "Delta compression using up to 4 threads\n",
+      "Compressing objects: 100% (4/4), done.\n",
+      "Writing objects: 100% (6/6), 780 bytes | 780.00 KiB/s, done.\n",
+      "Total 6 (delta 0), reused 0 (delta 0), pack-reused 0\n",
+      "To github.com:TomekZet/ium-ga-hello.git\n",
+      " * [new branch]      main -> main\n",
+      "Branch 'main' set up to track remote branch 'main' from 'origin'.\n"
+     ]
+    }
+   ],
+   "source": [
+    "!git init\n",
+    "!git branch -M main\n",
+    "!git remote add origin git@github.com:TomekZet/ium-ga-hello.git\n",
+    "!git push -u origin main"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 20,
    "id": "dde8d432",
    "metadata": {
     "slideshow": {
@@ -164,7 +169,7 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "Writing .github/workflows/workflow.yml\n"
+      "Overwriting .github/workflows/workflow.yml\n"
      ]
     }
    ],
@@ -185,6 +190,144 @@
     "      - run: python3 --version"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": 22,
+   "id": "780f41d6",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "On branch main\n",
+      "Your branch is up to date with 'origin/main'.\n",
+      "\n",
+      "nothing to commit, working tree clean\n",
+      "Everything up-to-date\n"
+     ]
+    }
+   ],
+   "source": [
+    "!git add .github/workflows/workflow.yml\n",
+    "!git commit -m \"Github Actions Workflow\"\n",
+    "!git push"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "id": "b56a1b02",
+   "metadata": {},
+   "source": [
+    "### Zakładka actions na stronie repozytorium:\n",
+    "https://github.com/TomekZet/ium-ga-hello/actions"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 27,
+   "id": "e3be3eb3",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "total 16\r\n",
+      "drwxr-sr-x 2 tomek tomek 4096 May 17 11:51 .\r\n",
+      "drwxr-sr-x 3 tomek tomek 4096 May 17 11:51 ..\r\n",
+      "-rw-r--r-- 1 tomek tomek  456 May 17 11:51 parametrized.yml\r\n",
+      "-rw-r--r-- 1 tomek tomek  305 May 17 12:01 workflow.yml\r\n"
+     ]
+    }
+   ],
+   "source": [
+    "!ls -al .github/workflows"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "id": "b40a7f62",
+   "metadata": {},
+   "source": [
+    "### Ręczne wywoływanie\n",
+    "Workflow można również wywołać ręcznie, podając parametry.\n",
+    "Więcej informacji np. tutaj: https://github.blog/changelog/2020-07-06-github-actions-manual-triggers-with-workflow_dispatch/"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 42,
+   "id": "132d8d16",
+   "metadata": {
+    "slideshow": {
+     "slide_type": "slide"
+    }
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Overwriting .github/workflows/parametrized.yml\n"
+     ]
+    }
+   ],
+   "source": [
+    "%%writefile .github/workflows/parametrized.yml\n",
+    "name: github-actions-hello-parametrized\n",
+    "on: \n",
+    "    workflow_dispatch:\n",
+    "        inputs:\n",
+    "            input_text:\n",
+    "                description: 'Text to display'     \n",
+    "                required: true\n",
+    "                default: 'Hello World'\n",
+    "jobs:\n",
+    "    hello-job:\n",
+    "        runs-on: ubuntu-latest\n",
+    "        steps:\n",
+    "          - name: Checkout repo\n",
+    "            uses: actions/checkout@v2\n",
+    "          - name: Install dependencies\n",
+    "            run:\n",
+    "                sudo apt update;\n",
+    "                sudo apt install -y figlet\n",
+    "          - name: Write\n",
+    "            run:\n",
+    "                figlet \"${{ github.event.inputs.input_text }}\""
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 43,
+   "id": "c4e71172",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "[main a98938d] just dispatch\n",
+      " 1 file changed, 6 deletions(-)\n",
+      "Enumerating objects: 9, done.\n",
+      "Counting objects: 100% (9/9), done.\n",
+      "Delta compression using up to 4 threads\n",
+      "Compressing objects: 100% (3/3), done.\n",
+      "Writing objects: 100% (5/5), 411 bytes | 411.00 KiB/s, done.\n",
+      "Total 5 (delta 1), reused 0 (delta 0), pack-reused 0\n",
+      "remote: Resolving deltas: 100% (1/1), completed with 1 local object.\u001b[K\n",
+      "To github.com:TomekZet/ium-ga-hello.git\n",
+      "   6c4a361..a98938d  main -> main\n"
+     ]
+    }
+   ],
+   "source": [
+    "!git add -u .github/workflows\n",
+    "!git commit -m \"just dispatch\"\n",
+    "!git push"
+   ]
+  },
   {
    "cell_type": "markdown",
    "id": "ed780dea",
@@ -219,6 +362,194 @@
     " - z [Github Marketplace](https://github.com/marketplace?type=actions)"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "id": "a0628b12",
+   "metadata": {},
+   "source": [
+    "### Akcje wykonywane w kontenerze Docker\n",
+    "Akcja może być wywołana w kontenerze Docker (pobranym z Docker hub albo zbudowanym z Dockerfile)\n",
+    "W tym celu należy stworzyć własną akcję w pliku action.yaml i potem użyć jej w Workflow"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 59,
+   "id": "b8222161",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Overwriting action.yml\n"
+     ]
+    }
+   ],
+   "source": [
+    "%%writefile action.yml\n",
+    "name: 'Hello World'\n",
+    "description: 'Greet someone and record the time'\n",
+    "inputs:\n",
+    "  who-to-greet:  # id of input\n",
+    "    description: 'Who to greet'\n",
+    "    required: true\n",
+    "    default: 'World'\n",
+    "outputs:\n",
+    "  time: # id of output\n",
+    "    description: 'The time we greeted you'\n",
+    "runs:\n",
+    "  using: 'docker'\n",
+    "  image: 'Dockerfile'\n",
+    "  args:\n",
+    "    - ${{ inputs.who-to-greet }}"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 47,
+   "id": "80883b9e",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Overwriting Dockerfile\n"
+     ]
+    }
+   ],
+   "source": [
+    "%%writefile Dockerfile\n",
+    "# Container image that runs your code\n",
+    "FROM ubuntu:latest\n",
+    "    \n",
+    "RUN apt update && apt install -y figlet\n",
+    "\n",
+    "# Copies your code file from your action repository to the filesystem path `/` of the container\n",
+    "COPY entrypoint.sh /entrypoint.sh\n",
+    "\n",
+    "# Code file to execute when the docker container starts up (`entrypoint.sh`)\n",
+    "ENTRYPOINT [\"/entrypoint.sh\"]"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 50,
+   "id": "f98fee9a",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Writing entrypoint.sh\n"
+     ]
+    }
+   ],
+   "source": [
+    "%%writefile entrypoint.sh\n",
+    "#!/bin/sh -l\n",
+    "\n",
+    "figlet \"Hello $1\"\n",
+    "time=$(date)\n",
+    "echo \"time=$time\" >> $GITHUB_OUTPUT"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 60,
+   "id": "352de060",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "!chmod +x entrypoint.sh"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 57,
+   "id": "d73fb6c4",
+   "metadata": {
+    "slideshow": {
+     "slide_type": "slide"
+    }
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "Overwriting .github/workflows/docker.yml\n"
+     ]
+    }
+   ],
+   "source": [
+    "%%writefile .github/workflows/docker.yml\n",
+    "name: github-actions-hello-docker\n",
+    "on: \n",
+    "    workflow_dispatch:\n",
+    "        inputs:\n",
+    "            input_text:\n",
+    "                description: 'Who to greet'     \n",
+    "                required: true\n",
+    "                default: 'World'\n",
+    "jobs:\n",
+    "    hello-job:\n",
+    "        runs-on: ubuntu-latest\n",
+    "        steps:\n",
+    "          - name: Checkout repo\n",
+    "            uses: actions/checkout@v2\n",
+    "          - name: Use docker action\n",
+    "            uses: ./\n",
+    "            with:\n",
+    "                who-to-greet: \"${{ github.event.inputs.input_text }}\"\n",
+    "      # Use the output from the `hello` step\n",
+    "          - name: Get the output time\n",
+    "            run: echo \"The time was ${{ steps.hello.outputs.time }}\"\n",
+    "                   \n",
+    "         "
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 61,
+   "id": "94d8eec0",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "[main 97c7272] Fix path\n",
+      " 1 file changed, 0 insertions(+), 0 deletions(-)\n",
+      " mode change 100644 => 100755 entrypoint.sh\n",
+      "Enumerating objects: 3, done.\n",
+      "Counting objects: 100% (3/3), done.\n",
+      "Delta compression using up to 4 threads\n",
+      "Compressing objects: 100% (2/2), done.\n",
+      "Writing objects: 100% (2/2), 232 bytes | 232.00 KiB/s, done.\n",
+      "Total 2 (delta 1), reused 0 (delta 0), pack-reused 0\n",
+      "remote: Resolving deltas: 100% (1/1), completed with 1 local object.\u001b[K\n",
+      "To github.com:TomekZet/ium-ga-hello.git\n",
+      "   0f9de38..97c7272  main -> main\n"
+     ]
+    }
+   ],
+   "source": [
+    "!git add .github entrypoint.sh Dockerfile\n",
+    "!git commit -m \"Fix path\"\n",
+    "!git push"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "9c396330",
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  },
   {
    "cell_type": "markdown",
    "id": "805622e8",
@@ -562,7 +893,7 @@
   "author": "Tomasz Ziętkiewicz",
   "email": "tomasz.zietkiewicz@amu.edu.pl",
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3",
    "language": "python",
    "name": "python3"
   },
@@ -577,7 +908,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.10.4"
+   "version": "3.9.16"
   },
   "slideshow": {
    "slide_type": "slide"
diff --git a/IUM_11/github-actions-hello b/IUM_11/github-actions-hello
new file mode 160000
index 0000000..97c7272
--- /dev/null
+++ b/IUM_11/github-actions-hello
@@ -0,0 +1 @@
+Subproject commit 97c7272bcaccf4a578615526b71ca723bb2b6d00