Update installing_esphome.rst to mention git for extern. components (#4987)

Author: shvmm

guides/installing_esphome.rst

@@ -22,29 +22,39 @@ In the terminal that comes up, check that Python is installed:
 
 .. code-block:: console
 
-    > python --version
-    Python 3.10.1
+    python --version
 
-.. note::
+It should show something like:
 
-    Don't copy the ``>``. That's used to show that this is a command that goes
-    in the console, and to let you see what the expected results are (shown on
-    the next line without a ``>``)
+.. code-block:: console
+
+    Python 3.10.1
 
 Looks good? You can go ahead and install ESPHome:
 
 .. code-block:: console
 
-    > pip3 install wheel
-    > pip3 install esphome
+    pip3 install wheel
+    pip3 install esphome
 
 And you should be good to go! You can test that things are properly installed
-with the following:
+with:
+
+.. code-block:: console
+
+    esphome version
+
+It should show something like:
 
 .. code-block:: console
 
-    > esphome version
-    Version: 2021.12.3
+    Version: 2025.5.2
+
+
+.. note::
+
+    You may additionally need to install git for the external components feature.
+    Download git from `the official link <https://git-scm.com/downloads>`_
 
 Mac
 ---
@@ -62,24 +72,30 @@ An easy way for installation is via `Homebrew <https://brew.sh/>`_:
 
 .. code-block:: console
 
-    $ brew install esphome
+    brew install esphome
 
 Verify the installation:
 
 .. code-block:: console
 
-    $ esphome version
-    Version: 2024.12.0 
+    esphome version
+
+It should show something like:
+
+.. code-block:: console
+
+    Version: 2025.5.2
+
 
-If you encounter any issues with Homebrew installation, please check the
-`ESPHome Homebrew Formula <https://formulae.brew.sh/formula/esphome>`_ page
-for additional information.
 
 .. note::
 
-    Homebrew may not always provide the latest version immediately. Updating Homebrew will 
-    automatically update ESPHome. If this is ok for you, Homebrew is the easiest way to 
-    install ESPHome.
+    - If you encounter any issues with Homebrew installation, please check the
+      `ESPHome Homebrew Formula <https://formulae.brew.sh/formula/esphome>`_ page
+      for additional information.
+    - Homebrew may not always provide the latest version immediately. Updating Homebrew will 
+      automatically update ESPHome. If this is ok for you, Homebrew is the easiest way to 
+      install ESPHome.
 
 **pip**
 
@@ -88,7 +104,7 @@ and may need additional dependencies and path settings. Setting up a virtual env
 highly recommended. If you are not familiar with Python virtual environments, Homebrew
 may be easier.
 
-You will require Python 3.9 or newer. While your Mac may have a version of Python installed it may not be up-to-date.
+You will require Python 3.10 or newer. While your Mac may have a version of Python installed it may not be up-to-date.
 Python can be installed from the `official site <https://www.python.org/downloads>`_
 or with Homebrew. Once Python is installed, create and activate a virtual environment and install ESPHome with pip:
 
@@ -110,19 +126,24 @@ Linux
 -----
 
 Your distribution probably already has Python installed. Confirm that it is at
-least version 3.9:
+least version 3.10:
+
+.. code-block:: console
+
+    python3 --version
+
+It should show something like:
 
 .. code-block:: console
 
-    $ python3 --version
-    Python 3.9.15
+    Python 3.10.1
 
 Looks good? Now create a virtual environment to contain ESPHome and it's dependencies.
 
 .. code-block:: console
 
-    $ python3 -m venv venv
-    $ source venv/bin/activate
+    python3 -m venv venv
+    source venv/bin/activate
 
 You may or may not see ``(venv)`` at the beginning of your prompt depending on your shell configuration. This indicates that you are in the virtual environment.
 
@@ -135,22 +156,27 @@ You can go ahead and install ESPHome:
 .. caution::
 
     Don't use ``sudo`` with pip. If you do, you'll run into trouble updating
-    your OS down the road.
+    your Distro down the road.
 
     For details, see `DontBreakDebian
     <https://wiki.debian.org/DontBreakDebian#A.27make_install.27_can_conflict_with_packages>`_.
     ``pip install`` is equivalent to ``make install`` in this context. The
     advice in the article applies to all Linux distributions, not just Debian.
 
     Some people install ESPHome without the virtual environment, which can lead to issues with PATHs etc.
-    Non virtual environment installations are considered not "supported" as people end up having to know your exact system setup.
+    Installations without `venv` are considered not "supported" as people end up having to know your exact system setup.
+
+At this point, you should be able to confirm that ESPHome has been successfully installed:
+
+.. code-block:: console
+
+    esphome version
 
-At this point, you should be able confirm that ESPHome has been successfully installed:
+It should show something like:
 
 .. code-block:: console
 
-    $ esphome version
-    Version: 2022.11.4
+    Version: 2025.5.2
 
 If you get an error like "Command not found", you need to add the binary to
 your ``PATH`` using ``export PATH=$PATH:$HOME/.local/bin``.