Fixed clangd problems with emscripten.

.clangd

@@ -0,0 +1,27 @@
+CompileFlags:
+  # Add Emscripten include paths
+  Add:
+    - "-isystem"
+    - "/mnt/douwe/hdd/Projects/Screeps/emsdk/upstream/emscripten/system/include"
+    - "-isystem"
+    - "/mnt/douwe/hdd/Projects/Screeps/emsdk/upstream/emscripten/system/lib"
+    - "-isystem"
+    - "/mnt/douwe/hdd/Projects/Screeps/emsdk/upstream/emscripten/cache/sysroot/include"
+    - "-D__EMSCRIPTEN__"
+    - "-D__EMSCRIPTEN_PTHREADS__"
+    - "-I/mnt/douwe/hdd/Projects/Screeps/screepsxx/include"  # Path to Screeps headers
+  # Remove ALL Emscripten-specific flags
+  Remove:
+    - "-s.*"  # Removes ALL -s* flags (e.g., -sSTRICT=0, -sMODULARIZE=1)
+    - "--no-entry"
+    - "--bind"
+    - "--cache"
+    - "-sEXPORT_ES6=.*"
+    - "-sEXPORTED_RUNTIME_METHODS=.*"
+    - "-sASSERTIONS=.*"
+    - "-sMALLOC=.*"
+    - "-sEXPORTED_FUNCTIONS=.*"
+
+# Suppress diagnostics for unused includes and unknown arguments
+Diagnostics:
+  UnusedIncludes: None