Global Cleanup

This project was sleeping for too long. Too many parts are not clean
at all. So, here some cleanup:

 - add more test unit

 - clean msdos date/time format for zip

 - add crc32

 - add version support

 - rewrite notes

 - rewrite the whole interface from scratch.

 - update github actions

 - update license (MIT)

 - create dotzip application

 - update notes regarding data-structure used

 - fix date and time ms-dos format (issue with endianess)

 - fix local file header encoding

 - update documentation

 - update with new extra fields and third party support

 - add extended timestamp third party support

 - add unix info new third party support

.github/workflows/actions.yml

@@ -3,16 +3,46 @@ on: [push]
 jobs:
   compile:
     runs-on: ubuntu-latest
+    name: OTP ${{matrix.otp}} / Elixir ${{matrix.elixir}}
     strategy:
       matrix:
-        otp: ['21.3', '22.2', '23.3', '24.1']
-        elixir: ['1.9.4', '1.12.3', '1.13.1']
+        otp: ['22.2', '23.1', '24.1']
+        elixir: ['1.11.3', '1.12.3', '1.13.1']
     steps:
-      - uses: actions/checkout@v2
-      - uses: erlef/setup-beam@v1
+      - name: Checkout repository
+        uses: actions/checkout@v2
+        
+      - name: Configure Erlang OTP and Elixir
+        uses: erlef/setup-beam@v1
         with: 
           otp-version: ${{matrix.otp}}
           elixir-version: ${{matrix.elixir}}
-      - run: mix deps.get
-      - run: mix compile
-      - run: mix test
+      
+      - name: Fetch dependencies
+        run: mix deps.get
+        
+      - name: Compile application
+        run: mix compile
+
+      - name: Test application
+        run: mix test
+
+      - name: Generate documentation
+        run: mix docs
+
+      - name: Upload documentation
+        uses: actions/upload-artifact@v2
+        with:
+          name: documentation
+          path: doc
+      
+      - name: Generate hex release
+        run: mix hex.build
+      
+      - name: Upload hex release
+        uses: actions/upload-artifact@v2
+        with:
+          name: hex
+          path: dotzip-*.tar
+
+