First script for docker install

.gitignore

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+# ---> macOS
+# General
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Icon must end with two \r
+Icon
+
+
+# Thumbnails
+._*
+
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+.com.apple.timemachine.donotpresent
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
+
+#Custom file
+.env

docker_install.sh

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+#!/bin/bash
+
+# Acest script ne ajuta la instalarea docker-ului pe o masina cu Ubuntu
+# Creare functie pentru afisarea mesajelor de eroare
+
+function error_msg {
+    if [ $? -ne 0 ]; then
+        echo "Eroare: $1"
+        exit 1
+    fi
+}
+
+# Add Docker's official GPG key:
+sudo apt update
+error_msg "Actualizarea listei de pachete a esuat."
+
+# Install required packages:
+sudo apt install ca-certificates curl
+error_msg "Instalarea pachetului 'ca-certificates' sau 'curl' a esuat."
+
+# Create the /etc/apt/keyrings directory if it doesn't exist:
+sudo install -m 0755 -d /etc/apt/keyrings
+error_msg "Crearea directorului /etc/apt/keyrings a esuat."
+
+sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
+error_msg "Descărcarea cheii GPG Docker a eșuat."
+
+# Set permissions for the GPG key:
+sudo chmod a+r /etc/apt/keyrings/docker.asc
+error_msg "Modificarea permisiunilor pentru cheia GPG Docker a eșuat."  
+
+
+# Add the repository to Apt sources:
+sudo tee /etc/apt/sources.list.d/docker.sources <<EOF
+Types: deb
+URIs: https://download.docker.com/linux/ubuntu
+Suites: $(. /etc/os-release && echo "${UBUNTU_CODENAME:-$VERSION_CODENAME}")
+Components: stable
+Signed-By: /etc/apt/keyrings/docker.asc
+EOF
+
+error_msg "Adăugarea depozitului Docker la sursele Apt a eșuat."
+
+# Update package:
+sudo apt update
+error_msg "Actualizarea listei de pachete după adăugarea depozitului Docker a eșuat."
+
+# Install Docker 
+sudo apt install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
+error_msg "Instalarea Docker a eșuat."