Add windows build and adjust readme

Author: tylertms

.github/workflows/compile.yml

@@ -5,6 +5,8 @@ on: [push, pull_request]
 env:
   FILE_PATH: src/*.c
   OUTPUT_NAME: rpotool
+  CURL_URL: https://curl.se/windows/dl-8.8.0_2/curl-8.8.0_2-win64-mingw.zip
+  CURL_PATH: C:\curl-8.8.0_2-win64-mingw
 
 jobs:
   compile:
@@ -16,7 +18,7 @@ jobs:
           - ubuntu-latest
           - macos-13
           - macos-latest
-        #  - windows-latest
+          - windows-latest
 
     steps:
     - name: Checkout repository
@@ -27,25 +29,27 @@ jobs:
       run: |
         sudo apt-get install libcurl4-gnutls-dev
         gcc -o ${{ env.OUTPUT_NAME }} ${{ env.FILE_PATH }} -lz -lcurl
-        zip ${{ env.OUTPUT_NAME }}-linux-x64.zip ./${{ env.OUTPUT_NAME }}
+        zip ${{ env.OUTPUT_NAME }}-linux-x64.zip ${{ env.OUTPUT_NAME }} README.md
 
     - name: Compile with gcc on macOS ARM64
       if: matrix.os == 'macos-latest'
       run: |
         gcc -o ${{ env.OUTPUT_NAME }} ${{ env.FILE_PATH }} -lz -lcurl
-        zip ${{ env.OUTPUT_NAME }}-macos-arm64.zip ./${{ env.OUTPUT_NAME }}
+        zip ${{ env.OUTPUT_NAME }}-macos-arm64.zip ${{ env.OUTPUT_NAME }} README.md
 
     - name: Compile with gcc on macOS x64
       if: matrix.os == 'macos-13'
       run: |
         gcc -o ${{ env.OUTPUT_NAME }} ${{ env.FILE_PATH }} -lz -lcurl
-        zip ${{ env.OUTPUT_NAME }}-macos-x64.zip ./${{ env.OUTPUT_NAME }}
+        zip ${{ env.OUTPUT_NAME }}-macos-x64.zip ${{ env.OUTPUT_NAME }} README.md
 
     - name: Compile with gcc on Windows
       if: matrix.os == 'windows-latest'
       run: |
-        gcc -o ${{ env.OUTPUT_NAME }}.exe ${{ env.FILE_PATH }} -lz -lwinhttp
-        powershell Compress-Archive ${{ env.OUTPUT_NAME }}.exe ${{ env.OUTPUT_NAME }}-win-x64.zip
+        curl -L ${{ env.CURL_URL }} -o curl.zip
+        powershell Expand-Archive curl.zip -DestinationPath C:\
+        gcc -o ${{ env.OUTPUT_NAME }}.exe ${{ env.FILE_PATH }} -I${{ env.CURL_PATH }}\include -L${{ env.CURL_PATH }}\lib -lcurl -lz
+        powershell Compress-Archive ${{ env.OUTPUT_NAME }}.exe, ${{ env.CURL_PATH }}\bin\libcurl-x64.dll, README.md ${{ env.OUTPUT_NAME }}-win-x64.zip
 
     - name: Upload artifact on Linux
       if: matrix.os == 'ubuntu-latest'

README.md

@@ -5,20 +5,40 @@
 
 - [Installation](#installation)
 - [Usage](#usage)
+  - [Overview](#overview)
+  - [Commands](#commands)
 - [Compiling](#compiling)
 - [Blender Import](#blender-import)
+- [Installing libcurl](#installing-libcurl)
 - [License](#license)
 
 ## Installation
 
-Get the latest version of `rpotool` from [GitHub releases](https://github.com/tylertms/rpotool/releases).
+1. Get the latest version of `rpotool` for your system from [GitHub releases](https://github.com/tylertms/rpotool/releases).
 
-To obtain the default `.rpo` assets, unzip a `.apk` or `.ipa` game file and open the `/rpos` directory.
+2. Extract the `.zip` archive and `cd` into the folder.
+
+3. If you are missing `libcurl` when using `rpotool fetch`, follow the instructions in [Installing libcurl](#installing-libcurl).
 
-To obtain `.rpoz` shell assets, see the `fetch` command below.
 
 ## Usage
 
+### Overview
+macOS/Linux:
+```
+./rpotool [command] [options]
+```
+
+Windows:
+```
+rpotool.exe [command] [options]
+```
+
+To obtain the default `.rpo` assets, unzip a `.apk` or `.ipa` game file and open the `/rpos` directory.
+
+To obtain `.rpoz` shell assets, see the `fetch` command below.
+
+### Commands
 To convert an .rpo or .rpoz file, use the `convert` command.
 
 ```
@@ -78,6 +98,28 @@ After importing your .obj file into blender, complete the following:
 
 ![step_3](./demo/blender/step3.png)
 
+## Installing libcurl
+
+Most systems come preinstalled with libcurl dynamic libraries.
+
+However, if you face errors related to missing libcurl, try installing the corresponding library for your system.
+
+macOS:
+```
+brew install curl
+```
+
+Linux:
+```
+sudo apt-get install libcurl4-gnutls-dev
+```
+
+Windows:
+```
+The Windows release comes packaged with libcurl-x64.dll.
+Either keep libcurl-x64.dll in the same directory as rpotool.exe, or move it to C:\Windows\System32.
+```
+
 ## License
 
 `rpotool` is released under the [MIT license](https://github.com/tylertms/rpotool/blob/main/LICENSE).