diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
new file mode 100644
index 0000000..18d1102
--- /dev/null
+++ b/.github/workflows/build.yml
@@ -0,0 +1,57 @@
+name: Build
+
+# on:
+#   push:
+#   pull_request:
+#   release:
+#     types: [published]
+
+on:
+  push:
+    # Sequence of patterns matched against refs/tags
+    tags:
+      - 'v*' # Push events to matching v*, i.e. v1.0, v20.15.10
+jobs:
+  build:
+    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.repository
+    runs-on: ubuntu-latest
+    container: debian:bookworm
+
+    steps:
+
+      # Create the release, I guess?
+    - name: Create Release
+      id: create_release
+      uses: actions/create-release@v1
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      with:
+        tag_name: ${{ github.ref }}
+        release_name: Release ${{ github.ref }}
+        body: Auto generated release
+        draft: false
+        prerelease: false
+
+      # Install git.
+    - name: Git
+      run: |
+        apt-get update
+        apt-get install -y git
+
+      # check out git repository.
+    - name: Checkout repository
+      uses: actions/checkout@v4
+      with:
+        submodules: true
+
+      # Do the build.
+    - name: Build
+      run: |
+        Build/run_this_inside_debian_container_to_build.bsh
+
+    - name: Upload Assets to Release with a wildcard
+      uses: csexton/release-asset-action@v3
+      with:
+        pattern: "Build/Builds/Dist/SnekStudio_*"
+        github-token: ${{ secrets.GITHUB_TOKEN }}
+        release-url: ${{ steps.create_release.outputs.upload_url }}
diff --git a/.gitignore b/.gitignore
index 1c1c7f6..705da17 100644
--- a/.gitignore
+++ b/.gitignore
@@ -18,3 +18,7 @@ addons/KiriPythonRPCWrapper/Wheels
 
 # Stuff we removed right before release
 StuffToRemove
+
+# Extra junk from the build.
+Build/build_vars.sh
+Build/Builds
\ No newline at end of file
diff --git a/Build/Builds/.gdignore b/Build/Builds/.gdignore
new file mode 100644
index 0000000..e69de29
diff --git a/Build/DownloadPythonRequirements.gd b/Build/DownloadPythonRequirements.gd
new file mode 100644
index 0000000..a346a75
--- /dev/null
+++ b/Build/DownloadPythonRequirements.gd
@@ -0,0 +1,60 @@
+# FIXME: This file is kinda rough. We should probably clean it up. But we need
+#   build automation NOW.
+
+extends SceneTree
+
+var updater : KiriPythonBuildUpdater = null
+var frame_count = 0
+
+func _initialize():
+	pass
+
+func _process(_delta):
+	
+	if frame_count == 0:
+
+		# Instantiate the updater.
+		updater = load("res://addons/KiriPythonRPCWrapper/UpdateUI/PythonBuildUpdateUI.tscn").instantiate()
+		root.add_child(updater)
+
+		# Start Python downloads per-platform.
+		updater._start_github_download("Windows")
+		updater._start_github_download("Linux")
+		# FIXME: MacOS.
+
+		for platform in updater._current_downloads.keys():
+			var download_request : HTTPRequest = updater._current_downloads[platform]
+			download_request.request_completed.connect(
+				func(result: int, response_code: int, headers: PackedStringArray, body: PackedByteArray):
+					if result == HTTPRequest.RESULT_SUCCESS and response_code == 200:
+						print("Download finished (", response_code, ") for platform: ", platform)
+					else:
+						push_error("Download failed (", result, ") (", response_code, ") for platform: ", platform)
+						quit(1))
+
+	# FIXME: Add MacOS.
+	if updater._check_platform_file_ready("Windows") and \
+		updater._check_platform_file_ready("Linux"):
+
+		# Download pip requirements.
+		var succeeded = true
+		if not updater.download_platform_requirements("Windows", true):
+			succeeded = false
+		if not updater.download_platform_requirements("Linux", true):
+			succeeded = false
+		# FIXME: MacOS.
+
+		if not succeeded:
+			push_error("Something went wrong!")
+			quit(1)
+
+		# We're done! Wrap it up.
+		updater.queue_free()
+		return true
+
+	# Keep going.
+	frame_count += 1
+	return false
+
+func _finalize():
+	pass
diff --git a/Build/WriteBuildVars.gd b/Build/WriteBuildVars.gd
new file mode 100644
index 0000000..0c09173
--- /dev/null
+++ b/Build/WriteBuildVars.gd
@@ -0,0 +1,7 @@
+extends SceneTree
+
+func _initialize():
+	var f : FileAccess = FileAccess.open("res://Build/build_vars.sh", FileAccess.WRITE)
+	f.store_string("VERSION=" + ProjectSettings.get("application/config/version") + "\n")
+	f.close()
+	quit(0)
diff --git a/Build/build.bsh b/Build/build.bsh
new file mode 100755
index 0000000..5b0239e
--- /dev/null
+++ b/Build/build.bsh
@@ -0,0 +1,93 @@
+#!/bin/bash
+
+GODOT_RELEASE_URL="https://github.com/godotengine/godot/releases/download/4.3-stable/Godot_v4.3-stable_linux.x86_64.zip"
+GODOT_EXPORT_TEMPLATE_URL="https://github.com/godotengine/godot/releases/download/4.3-stable/Godot_v4.3-stable_export_templates.tpz"
+GODOT_EXPORT_TEMPLATE_VERSION="4.3.stable"
+
+set -e
+
+cd "$(dirname "$0")/.."
+pushd .
+
+# Download Godot.
+cd Build
+echo "Downloading Godot..."
+if [ \! -e godot.zip ]; then
+    curl -sfL -o godot.zip "${GODOT_RELEASE_URL}"
+fi
+
+# Download templates.
+echo "Downloading export templates..."
+if [ \! -e godot_templates.tpz ]; then
+    curl -sfL -o godot_templates.tpz "${GODOT_EXPORT_TEMPLATE_URL}"
+fi
+
+# Extract Godot.
+echo "Extracting Godot..."
+if [ \! -e GodotBinary ]; then
+    mkdir GodotBinary
+fi
+cd GodotBinary
+unzip -o ../godot.zip
+cd ..
+
+# Extract export templates.
+echo "Extracting export templates..."
+mkdir -p "$HOME/.local/share/godot/export_templates/${GODOT_EXPORT_TEMPLATE_VERSION}"
+unzip -j godot_templates.tpz -d "$HOME/.local/share/godot/export_templates/${GODOT_EXPORT_TEMPLATE_VERSION}"
+
+
+GODOT="$(realpath "$(ls GodotBinary/*.x86_64)")"
+echo "Godot binary path: ${GODOT}"
+
+popd
+
+
+
+
+# Write out build variables and read them in.
+"${GODOT}" \
+    --disable-render-loop \
+    --no-header \
+    --headless --script \
+    Build/WriteBuildVars.gd
+source Build/build_vars.sh
+
+
+
+# We have to do this or it can't see a bunch of the classes.
+
+"${GODOT}" --headless --path . \
+           --import
+
+# Fetch all Python dependencies.
+
+"${GODOT}" --headless --path . \
+           --script Build/DownloadPythonRequirements.gd
+
+
+# Actually do the builds.
+
+"${GODOT}" --headless --path . \
+           --export-release "Linux/X11" Build/Builds/SnekStudio_Linux/snekstudio
+
+"${GODOT}" --headless --path . \
+           --export-debug "Windows Desktop" Build/Builds/SnekStudio_Windows/snekstudio.exe
+
+# Package them.
+
+pushd .
+cd Build/Builds
+tar czvf "SnekStudio_Linux_${VERSION}.tar.gz" SnekStudio_Linux
+zip -r "SnekStudio_Windows_${VERSION}.zip" SnekStudio_Windows
+
+# Make the output directory
+
+if [ \! -e Dist ]; then
+    mkdir Dist
+fi
+
+# Move stuff into it.
+
+mv -f *.tar.gz *.zip Dist/
+
diff --git a/Build/build_inside_docker.bsh b/Build/build_inside_docker.bsh
new file mode 100755
index 0000000..833b297
--- /dev/null
+++ b/Build/build_inside_docker.bsh
@@ -0,0 +1,11 @@
+#!/bin/bash
+
+# This is NOT a script to be run inside a container. It is a script that runs something inside a container
+
+cd "$(dirname "$0")/.."
+
+#echo "docker run -v /build:. debian"
+docker run --rm \
+    -v "$(realpath .)":/build \
+    debian \
+    "/build/Build/run_this_inside_debian_container_to_build.bsh"
diff --git a/Build/run_this_inside_debian_container_to_build.bsh b/Build/run_this_inside_debian_container_to_build.bsh
new file mode 100755
index 0000000..abc03d7
--- /dev/null
+++ b/Build/run_this_inside_debian_container_to_build.bsh
@@ -0,0 +1,10 @@
+#!/bin/bash
+
+set -e
+
+cd "$(dirname "$0")"
+
+bash ./setup_debian_container.bsh
+
+bash ./build.bsh
+
diff --git a/Build/setup_debian_container.bsh b/Build/setup_debian_container.bsh
new file mode 100755
index 0000000..1b6812a
--- /dev/null
+++ b/Build/setup_debian_container.bsh
@@ -0,0 +1,9 @@
+#!/bin/bash
+
+set -e
+
+apt-get update
+
+apt-get install -y \
+    curl unzip zip libfontconfig1
+
diff --git a/addons/KiriPythonRPCWrapper/UpdateUI/PythonBuildUpdateUI.gd b/addons/KiriPythonRPCWrapper/UpdateUI/PythonBuildUpdateUI.gd
index c503f86..a9da051 100644
--- a/addons/KiriPythonRPCWrapper/UpdateUI/PythonBuildUpdateUI.gd
+++ b/addons/KiriPythonRPCWrapper/UpdateUI/PythonBuildUpdateUI.gd
@@ -1,5 +1,6 @@
 @tool
 extends Control
+class_name KiriPythonBuildUpdater
 
 # These names must match the output from
 # KiriPythonBuildWrangler.get_host_os_name().
@@ -181,6 +182,11 @@ func _update_platform_dropdowns():
 
 func _update_download_button_progress():
 	for platform_name in _current_downloads.keys():
+
+		var download_percent : float = 100.0 * \
+			_current_downloads[platform_name].get_downloaded_bytes() / \
+			_current_downloads[platform_name].get_body_size()
+
 		_platform_buttons[platform_name].disabled = true
 
 		if _current_downloads[platform_name].get_body_size() == -1:
@@ -188,9 +194,6 @@ func _update_download_button_progress():
 			_platform_buttons[platform_name].text = "Starting..."
 		else:
 			# Change the button text to show a download percentage.
-			var download_percent : float = 100.0 * \
-				_current_downloads[platform_name].get_downloaded_bytes() / \
-				_current_downloads[platform_name].get_body_size()
 			_platform_buttons[platform_name].text = "Downloading: " + \
 				str(int(download_percent)) + "%"
 
@@ -446,15 +449,23 @@ func _get_latest_version_releaseinfo_completed(
 	%Button_UpdateReleaseAssets.disabled = false
 	_cleanup_request()
 
-func _on_button_download_requirements_pressed(platform_name) -> void:
+func _on_button_download_requirements_pressed(platform_name : String) -> void:
+	download_platform_requirements(platform_name)
+	_update_platform_ui()
+
+func download_platform_requirements(platform_name : String, automated : bool = false) -> bool:
+	
+	_load_platform_status()
 
 	var download_path : String = get_script().resource_path.get_base_dir().path_join("../Wheels")
 
 	print("Unpacking Python...")
 	var python_instance : KiriPythonWrapperInstance = KiriPythonWrapperInstance.new("")
 	if python_instance.setup_python(true) == false:
-		OS.alert("You need to download a Python build for your host platform first!")
+		if not automated:
+			OS.alert("You need to download a Python build for your host platform first!")
 		push_error("You need to download a Python build for your host platform first!")
+		return false
 
 	print("Writing requirements file...")
 	DirAccess.make_dir_recursive_absolute(download_path)
@@ -500,8 +511,10 @@ func _on_button_download_requirements_pressed(platform_name) -> void:
 
 	# Handle errors or write a success indicator.
 	if pip_download_return != 0:
-		OS.alert("Pip failed (platform: " + platform_name + "): " + str(output))
+		if not automated:
+			OS.alert("Pip failed (platform: " + platform_name + "): " + str(output))
 		push_error("Pip failed (platform: ", platform_name, "): ", output)
+		return false
 	else:
 		var last_requirements_file : FileAccess = \
 			FileAccess.open(
@@ -509,4 +522,4 @@ func _on_button_download_requirements_pressed(platform_name) -> void:
 				FileAccess.WRITE)
 		last_requirements_file.store_string(_platform_status["requirements"])
 
-	_update_platform_ui()
+	return true
diff --git a/addons/SnekStudioExport/SnekStudioExport.gd b/addons/SnekStudioExport/SnekStudioExport.gd
index 360adeb..01a3b45 100644
--- a/addons/SnekStudioExport/SnekStudioExport.gd
+++ b/addons/SnekStudioExport/SnekStudioExport.gd
@@ -70,44 +70,58 @@ class SnekStudioExporter extends EditorExportPlugin:
 		
 		_export_path = path.get_base_dir()
 
+		# Export all mods as .zip files.
 		DirAccess.make_dir_recursive_absolute(_export_path.path_join("Mods"))
-
 		var mods_list : PackedStringArray = DirAccess.get_directories_at("res://Mods")
 		for mod_to_export in mods_list:
 			var zp : ZIPPacker = ZIPPacker.new()
 			zp.open(_export_path.path_join("Mods").path_join(mod_to_export + ".zip"))
 			_zip_directory(zp, "res://Mods".path_join(mod_to_export))
 			zp.close()
+
+		# Export all sample models.
+		DirAccess.make_dir_recursive_absolute(_export_path.path_join("SampleModels"))
+		copy_recursive(
+			_export_path.path_join("SampleModels"),
+			"res://SampleModels",
+			"*.vrm")
+
+		# Export all LICENSE files.
+		DirAccess.make_dir_recursive_absolute(_export_path.path_join("Licenses"))
+		copy_recursive(_export_path.path_join("Licenses"), "res://Licenses")
+
+		# Copy our own LICENSE file.
+		DirAccess.copy_absolute("res://LICENSE", _export_path.path_join("LICENSE.txt"))
+
+	func copy_recursive(dest : String, src : String, match_string : String = ""):
+		
+		# Make the directory to put the thing in.
+		DirAccess.make_dir_recursive_absolute(dest.get_base_dir())
+		
+		if DirAccess.dir_exists_absolute(src):
+			
+			# Make the directory.
+			print("make_dir_recursive_absolute: ", dest)
+			DirAccess.make_dir_recursive_absolute(dest)
+			
+			# Copy contents over
+			var directory_contents = PackedStringArray()
+			directory_contents.append_array(DirAccess.get_directories_at(src))
+			directory_contents.append_array(DirAccess.get_files_at(src))
+			print("directory contents... ", directory_contents)
+			for thing_in_directory in directory_contents:
+				copy_recursive(
+					dest.path_join(thing_in_directory),
+					src.path_join(thing_in_directory),
+					match_string)
+			
+		else:
+
+			# Copy the thing.
+			if dest.match(match_string) or match_string == "":
+				print("Copy file: ", dest, " - ", src)
+				DirAccess.copy_absolute(src, dest)
 		
-		#copy_recursive(_export_path.path_join("Mods"), "res://Mods")
-
-	#func copy_recursive(dest : String, src : String):
-		#
-		## Make the directory to put the thing in.
-		#DirAccess.make_dir_recursive_absolute(dest.get_base_dir())
-		#
-		#if DirAccess.dir_exists_absolute(src):
-			#
-			## Make the directory.
-			#print("make_dir_recursive_absolute: ", dest)
-			#DirAccess.make_dir_recursive_absolute(dest)
-			#
-			## Copy contents over
-			#var directory_contents = PackedStringArray()
-			#directory_contents.append_array(DirAccess.get_directories_at(src))
-			#directory_contents.append_array(DirAccess.get_files_at(src))
-			#print("directory contents... ", directory_contents)
-			#for thing_in_directory in directory_contents:
-				#copy_recursive(
-					#dest.path_join(thing_in_directory),
-					#src.path_join(thing_in_directory))
-			#
-		#else:
-#
-			## Copy the thing.
-			#print("copy_absolute: ", dest, " - ", src)
-			#DirAccess.copy_absolute(src, dest)
-		#
 		
 
 	func _export_file(path : String, type : String, features : PackedStringArray):
@@ -116,16 +130,9 @@ class SnekStudioExporter extends EditorExportPlugin:
 		var mods_path = "res://Mods/"
 		if path.begins_with(mods_path):
 			skip()
-			
-			#var path_relative = path.substr(len(mods_path))
-			#var dest_path = _export_path.path_join("Mods/".path_join(path_relative))
-			#
-			#DirAccess.make_dir_recursive_absolute(dest_path.get_base_dir())
-			#
-			#DirAccess.copy_absolute(path, dest_path)
-		#
-			#print("_export_file: ", path)
-			#print("  dest_path: ", dest_path)
+
+		if path.begins_with("res://SampleModels/"):
+			skip()
 
 	func _get_name():
 		return "SnekStudioExporter"