diff --git a/.envrc b/.envrc
index 3550a30..cdaaa8c 100644
--- a/.envrc
+++ b/.envrc
@@ -1 +1 @@
-use flake
+use flake .#uv2nix
diff --git a/README.md b/README.md
index 805f702..2fcf603 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,7 @@
 # streamer
 
 Searching for `@tags` in time-based [streams](https://www.cs.yale.edu/homes/freeman/lifestreams.html).
+
+# Usage
+
+Running `streamer` finds all lines with @Task
\ No newline at end of file
diff --git a/flake.nix b/flake.nix
index febefcb..4c30117 100644
--- a/flake.nix
+++ b/flake.nix
@@ -190,9 +190,10 @@
 
           in
           pkgs.mkShell {
-            packages = [
+            packages = with pkgs; [
               virtualenv
-              pkgs.uv
+              uv
+              bashInteractive
             ];
 
             env = {
diff --git a/pyproject.toml b/pyproject.toml
index 8120cb9..c54651a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -9,7 +9,7 @@ dependencies = [
 ]
 
 [project.scripts]
-streamer = "streamer:hello"
+streamer = "streamer:run"
 
 [build-system]
 requires = ["hatchling"]
diff --git a/src/streamer/__init__.py b/src/streamer/__init__.py
index bc09abc..e4b23e6 100644
--- a/src/streamer/__init__.py
+++ b/src/streamer/__init__.py
@@ -1,2 +1,13 @@
-def hello() -> None:
-    print("You got some stuff to do!")
+import glob
+import os
+cwd = os.getcwd()
+
+def run() -> None:
+    for file_name in glob.glob(f"{glob.escape(cwd)}/*.md"):
+        with open(file_name, "r") as file:
+            file_content: str = file.read()
+
+            for line_number, line in enumerate(file_content.split("\n"), 1):
+                if "@Task" in line and "@Done" not in line:
+                    print(line)
+                    print(f" {file_name}:{line_number}")