Add mojo-dotenv v0.2.2 - .env file loader for Mojo (#197)

* Add mojo-dotenv v0.2.2 with CodeQL and package image

- Add package image for builds.modular.com display
- Update to v0.2.2 with CodeQL scanning enabled
- Update license to Apache-2.0
- Rename test.mojo to test_package.mojo per convention

* Standardize mojo-dotenv to use mojo_version context with 0.25.7

- Add mojo_version to context
- Change from 'max >=25.1.0' to 'mojo-compiler =0.25.7'
- Add build section with mojo-compiler
- Use pin_compatible() for runtime dependency

Co-Authored-By: Warp <agent@warp.dev>

* Update mojo-dotenv recipe to Mojo 0.26.1

Co-Authored-By: Warp <agent@warp.dev>

---------

Co-authored-by: Warp <agent@warp.dev>
Co-authored-by: Tiyagora <98420273+yetalit@users.noreply.github.com>

Author: 3 people

recipes/mojo-dotenv/image.png

@@ -0,0 +1,51 @@
+context:
+  version: "0.2.2"
+  mojo_version: "=0.26.1"
+
+package:
+  name: mojo-dotenv
+  version: ${{ version }}
+
+source:
+  git: https://github.com/DataBooth/mojo-dotenv
+  tag: v${{ version }}
+
+build:
+  number: 0
+  noarch: generic
+  script:
+    - mkdir -p $PREFIX/lib/mojo/dotenv
+    - cp -r src/dotenv/* $PREFIX/lib/mojo/dotenv/
+
+requirements:
+  build:
+    - mojo-compiler ${{ mojo_version }}
+  host:
+    - mojo-compiler ${{ mojo_version }}
+  run:
+    - ${{ pin_compatible('mojo-compiler') }}
+
+tests:
+  - script:
+      - test -f $PREFIX/lib/mojo/dotenv/__init__.mojo
+      - test -f $PREFIX/lib/mojo/dotenv/parser.mojo
+      - test -f $PREFIX/lib/mojo/dotenv/loader.mojo
+      - test -f $PREFIX/lib/mojo/dotenv/finder.mojo
+
+about:
+  homepage: https://github.com/DataBooth/mojo-dotenv
+  repository: https://github.com/DataBooth/mojo-dotenv
+  documentation: https://github.com/DataBooth/mojo-dotenv/blob/main/README.md
+  license: Apache-2.0
+  license_file: LICENSE
+  summary: Load environment variables from .env files in Mojo
+  description: |
+    A production-ready .env file parser and loader for Mojo with near-100% python-dotenv compatibility.
+
+    Features:
+    - Parse .env files to Dict or load into environment
+    - Variable expansion (${VAR} and $VAR syntax)
+    - Multiline values and escape sequences
+    - Auto-discovery with find_dotenv()
+    - 98%+ compatible with python-dotenv
+    - 49 comprehensive tests using Mojo's TestSuite framework

recipes/mojo-dotenv/recipe.yaml

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+from dotenv import dotenv_values, load_dotenv
+
+fn main() raises:
+    # Basic smoke test
+    print("Testing mojo-dotenv import...")
+
+    # Test that functions exist and are callable
+    # Note: We can't actually load files in the test environment
+    # but we can verify the functions are importable
+    print("✓ dotenv_values imported")
+    print("✓ load_dotenv imported")
+
+    print("All import tests passed!")