refactor: Build development environment from makefile

.nvmrc

@@ -0,0 +1 @@
+lts/*

.python-version

@@ -0,0 +1 @@
+3.12

makefile

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+# Makefile for common development tasks
+
+# Check if uv is installed
+check-uv:
+	@if ! command -v uv &> /dev/null; then \
+		echo "Warning: 'uv' is not installed. Please install it from https://github.com/astral-sh/uv?tab=readme-ov-file#installation"; \
+		exit 1; \
+	fi
+
+# Check if nvm is installed
+# Look in NVM_DIR for nvm.sh
+check-nvm:
+	@if [ ! -f "${NVM_DIR}/nvm.sh" ]; then \
+		echo "Warning: 'nvm' is not installed. Please install it from https://github.com/nvm-sh/nvm#installing-and-updating"; \
+		exit 1; \
+	fi
+
+nvm:
+	. ${NVM_DIR}/nvm.sh && nvm use && $(NVMCMD)
+
+venv:
+	. .venv/bin/activate && $(VENVCMD)
+
+with-sources:
+	. .venv/bin/activate && . ${NVM_DIR}/nvm.sh && $(CMD)
+
+# Install dependencies
+deps: check-uv check-nvm
+	uv python install 3.12
+	. ${NVM_DIR}/nvm.sh && nvm install
+	make nvm NVMCMD="npm install -g pnpm"
+	uv tool install pre-commit
+	uv sync --all-extras
+
+# Run backend development server
+dev-backend:
+	make venv VENVCMD="tox r -e phoenix_main -- --dev serve"
+
+# Run frontend development server
+dev-frontend:
+	make nvm NVMCMD="cd app && pnpm install && pnpm run dev:ui"
+
+# Run both backend and frontend development servers
+dev:
+	make with-sources CMD="cd app && pnpm install && pnpm run dev"
+
+clean:
+	rm -rf ./app/node_modules
+	rm -rf .venv
+	rm -rf .tox