Refactor HTTP server implementation to use 'src/main.cpp' as the entry point and update related scripts to execute the new server binary. Adjust CMake configuration to link against 'http-server' instead of 'server'. Update README and .gitignore files accordingly.

Author: andy1li

compiled_starters/c/.codecrafters/run.sh

@@ -8,4 +8,4 @@
 
 set -e # Exit on failure
 
-exec $(dirname $0)/build/http-server "$@"
+exec $(dirname "$0")/build/http-server "$@"

compiled_starters/c/your_program.sh

@@ -22,4 +22,4 @@ set -e # Exit early if any commands fail
 #
 # - Edit this to change how your program runs locally
 # - Edit .codecrafters/run.sh to change how your program runs remotely
-exec $(dirname $0)/build/http-server "$@"
+exec $(dirname "$0")/build/http-server "$@"

compiled_starters/cpp/.codecrafters/run.sh

@@ -8,4 +8,4 @@
 
 set -e # Exit on failure
 
-exec ./build/server "$@"
+exec $(dirname "$0")/build/http-server "$@"