Add GPL-3.0 license headers to shell scripts and C implementations

- Added license headers to build.sh, clean.sh, and wssshtools/configure.sh
- Added license headers to wssshtools/wsscp.c, wssshtools/wsssh.c, and wssshtools/wssshc.c
- Headers match the format used in Python files for consistency

build.sh

 #!/bin/bash
 
+# WebSocket SSH Tools Build Script
+# Build script for WebSocket SSH tools (wssshd, wssshc, wsscp, etc.)
+#
+# Copyright (C) 2024 Stefy Lanza <stefy@nexlab.net> and SexHack.me
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
 # Parse command line arguments
 BUILD_DEBIAN=false
 BUILD_DEBIAN_ONLY=false

clean.sh

 #!/bin/bash
 
+# WebSocket SSH Tools Clean Script
+# Clean script for removing build artifacts from WebSocket SSH tools
+#
+# Copyright (C) 2024 Stefy Lanza <stefy@nexlab.net> and SexHack.me
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
 # Remove PyInstaller build artifacts
 rm -rf build/
 rm -rf dist/
@@ -9,6 +27,7 @@ rm -f *.spec
 if [ -d "wssshtools" ]; then
     cd wssshtools
     make clean 2>/dev/null || true
+    rm -f Makefile
     rm -f configure.sh.stamp
     rm -f man/*.1.gz 2>/dev/null || true
     cd ..

wssshtools/configure.sh

 #!/bin/bash
 
 # configure.sh - Configuration script for wssshtools C implementation
+# Generates Makefile for building WebSocket SSH tools C components
+#
+# Copyright (C) 2024 Stefy Lanza <stefy@nexlab.net> and SexHack.me
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 echo "Configuring wssshtools..."
 

wssshtools/wsscp.c

+/*
+ * WebSocket SCP (wsscp) - C Implementation
+ * SCP wrapper that uses WebSocket tunnels through wssshd.
+ *
+ * Copyright (C) 2024 Stefy Lanza <stefy@nexlab.net> and SexHack.me
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>

wssshtools/wsssh.c

+/*
+ * WebSocket SSH (wsssh) - C Implementation
+ * SSH wrapper that uses WebSocket tunnels through wssshd.
+ *
+ * Copyright (C) 2024 Stefy Lanza <stefy@nexlab.net> and SexHack.me
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>

wssshtools/wssshc.c

+/*
+ * WebSocket SSH Client (wssshc) - C Implementation
+ * WebSocket SSH client that registers with wssshd server.
+ *
+ * Copyright (C) 2024 Stefy Lanza <stefy@nexlab.net> and SexHack.me
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>