update to support bubble 0.3.0^, fix various problems and support loading tailscale

user.fish

@@ -1,9 +1,7 @@
-if test -e $BUBBLE_SOCK
-    echo "Manager capability is detected. Type 'bubble' for help."
-end
+echo "Type 'bubble' for help."
 
-if test ! -e /usr/bin/docker
-    echo "Docker is not installed. Type 'install-docker' to install if needed."
+if test ! -e /usr/sbin/tailscaled
+	echo "Tailscale is not installed. Type 'install-tailscale' to install if needed."
 end
 
 function exit
@@ -18,31 +16,16 @@ function logout
     exit
 end
 
-function install-docker
-    if test -e /usr/bin/docker
-        echo "Docker is already present at /bin/docker."
-        return
-    end
-    echo "Installing docker in 3s."
-    sleep 3s
-    echo "[DOCKER] Updating software registry."
-    sudo apt-get update
-    sudo apt-get install ca-certificates
-    echo "[DOCKER] Updating package manager keyrings"
-    sudo install -m 0755 -d /etc/apt/keyrings
-    echo "[DOCKER] Adding trust for docker repository"
-    sudo curl -fsSL https://download.docker.com/linux/debian/gpg -o /etc/apt/keyrings/docker.asc
-    sudo chmod a+r /etc/apt/keyrings/docker.asc
-    echo "[DOCKER] Adding docker repository"
-    bash -c 'echo \
-        "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/debian \
-        $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | \
-        sudo tee /etc/apt/sources.list.d/docker.list > /dev/null'
-    sudo apt-get update
-    echo "[DOCKER] Installing docker"
-    if sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
-        echo "[DOCKER] Docker should be installed successfully"
-    else
-        echo "Unexpected error."
-    end
+function install-tailscale
+	if test -f /usr/sbin/tailscaled
+		echo "Tailscale is already installed at /usr/sbin/tailscaled"
+		return
+	end
+	if curl -fsSL https://tailscale.com/install.sh | sh
+		echo "[TAILSCALE] Tailscale should be installed successfully. Starting tailscaled..."
+		sudo nohup /usr/sbin/tailscaled --tun=userspace-networking --socks5-server=localhost:1080 > /dev/null 2>&1 &
+		echo "Tailscaled is running in background. try running 'tailscale status'"
+	else
+		echo "Failed to install tailscale."
+	end
 end