feat: initialize Phoenix application for weather alerts

This commit sets up the initial Silmataivas project structure, including: Phoenix web framework configuration, database models for users and locations, weather polling service, notification system, Docker and deployment configurations, CI/CD pipeline setup

1 files changed, 124 insertions, 0 deletions

diff --git a/lib/silmataivas/users.ex b/lib/silmataivas/users.ex
new file mode 100644
index 0000000..1fcefd4
--- /dev/null
+++ b/lib/silmataivas/users.ex
@@ -0,0 +1,124 @@
+defmodule Silmataivas.Users do
+  @moduledoc """
+  The Users context.
+  """
+
+  import Ecto.Query, warn: false
+  alias Silmataivas.Repo
+
+  alias Silmataivas.Users.User
+
+  @doc """
+  Returns the list of users.
+
+  ## Examples
+
+      iex> list_users()
+      [%User{}, ...]
+
+  """
+  def list_users do
+    Repo.all(User)
+  end
+
+  @doc """
+  Gets a single user.
+
+  Raises `Ecto.NoResultsError` if the User does not exist.
+
+  ## Examples
+
+      iex> get_user!(123)
+      %User{}
+
+      iex> get_user!(456)
+      ** (Ecto.NoResultsError)
+
+  """
+  def get_user!(id), do: Repo.get!(User, id)
+
+  @doc """
+  Gets a user by user_id.
+
+  ## Examples
+
+      iex> get_user_by_user_id("some_user_id")
+      %User{}
+
+      iex> get_user_by_user_id("non_existent_user_id")
+      nil
+
+  """
+  def get_user_by_user_id(user_id) do
+    Repo.get_by(User, user_id: user_id)
+  end
+
+  @doc """
+  Creates a user.
+
+  ## Examples
+
+      iex> create_user(%{field: value})
+      {:ok, %User{}}
+
+      iex> create_user(%{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def create_user(attrs \\ %{}) do
+    %User{}
+    |> User.changeset(attrs)
+    |> Repo.insert()
+  end
+
+  @doc """
+  Updates a user.
+
+  ## Examples
+
+      iex> update_user(user, %{field: new_value})
+      {:ok, %User{}}
+
+      iex> update_user(user, %{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def update_user(%User{} = user, attrs) do
+    user
+    |> User.changeset(attrs)
+    |> Repo.update()
+  end
+
+  @doc """
+  Deletes a user.
+
+  ## Examples
+
+      iex> delete_user(user)
+      {:ok, %User{}}
+
+      iex> delete_user(user)
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def delete_user(%User{} = user) do
+    Repo.delete(user)
+  end
+
+  @doc """
+  Returns an `%Ecto.Changeset{}` for tracking user changes.
+
+  ## Examples
+
+      iex> change_user(user)
+      %Ecto.Changeset{data: %User{}}
+
+  """
+  def change_user(%User{} = user, attrs \\ %{}) do
+    User.changeset(user, attrs)
+  end
+
+  def list_users_with_locations do
+    Repo.all(from u in User, preload: [:location])
+  end
+end