feat: Add multi-platform CI and release workflows and remove duplicate executable definition in CMake.

Author: ProgrammerKR

.github/workflows/build.yml

@@ -45,7 +45,8 @@ jobs:
           cmake -S . -B build \
             -DCMAKE_BUILD_TYPE=${{ env.BUILD_TYPE }} \
             -DBUILD_TESTS=OFF \
-            -DBUILD_BENCH=OFF
+            -DBUILD_BENCH=OFF \
+            -DCMAKE_PREFIX_PATH="C:/Program Files/LLVM"
 
       - name: Build (verbose)
         shell: bash

.github/workflows/release.yml

@@ -53,7 +53,7 @@ jobs:
       - name: Configure CMake
         shell: bash
         run: |
-          cmake -S . -B build -DCMAKE_BUILD_TYPE=Release
+          cmake -S . -B build -DCMAKE_BUILD_TYPE=Release -DCMAKE_PREFIX_PATH="C:/Program Files/LLVM"
 
       - name: Build
         shell: bash

CMakeLists.txt

@@ -63,7 +63,7 @@ target_link_libraries(ir_gen_test PRIVATE proxpl_lib)
 
 # --- LLVM Gen Test Executable ---
 add_executable(llvm_gen_test tools/llvm_gen_test.c)
-add_executable(llvm_gen_test tools/llvm_gen_test.c)
+
 target_link_libraries(llvm_gen_test PRIVATE proxpl_lib ${llvm_libs})
 
 # --- PRM Executable ---