add initial project setup

Author: Boburmirzo

.devcontainer/Dockerfile

@@ -0,0 +1,8 @@
+ARG IMAGE=bullseye
+FROM mcr.microsoft.com/devcontainers/${IMAGE}
+
+ENV PYTHONUNBUFFERED 1
+
+RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
+    && apt-get -y install --no-install-recommends postgresql-client \
+     && apt-get clean -y && rm -rf /var/lib/apt/lists/*

.devcontainer/devcontainer.json

@@ -0,0 +1,59 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the README at:
+// https://github.com/microsoft/vscode-dev-containers/tree/v0.245.0/containers/python-3
+{
+	"name": "rag-postgres-openai-python",
+	"dockerComposeFile": "docker-compose.yaml",
+	"service": "app",
+	"workspaceFolder": "/workspace",
+	"forwardPorts": [5432],
+	"portsAttributes": {
+		"5432": {"label": "PostgreSQL port", "onAutoForward": "silent"},
+		"8000": {"label": "Backend port", "onAutoForward": "openBrowser"},
+		"5173": {"label": "Frontend port", "onAutoForward": "openBrowser"}
+	},
+    "features": {
+        "ghcr.io/devcontainers/features/node:1": {
+            "version": "18",
+            "nodeGypDependencies": false
+        },
+        "ghcr.io/azure/azure-dev/azd:latest": {
+			"version": "1.11.0"
+		},
+		"ghcr.io/prulloac/devcontainer-features/ollama:1": {},
+		// az CLI is helpful for being able to login correctly with DefaultAzureCredential:
+		"ghcr.io/devcontainers/features/azure-cli": {}
+    },
+	// Configure tool-specific properties.
+	"customizations": {
+		// Configure properties specific to VS Code.
+		"vscode": {
+			// Add the IDs of extensions you want installed when the container is created.
+			"extensions": [
+				"ms-python.python",
+				"ms-python.vscode-pylance",
+				"charliermarsh.ruff",
+				"mtxr.sqltools",
+				"mtxr.sqltools-driver-pg",
+				"ms-vscode.vscode-node-azure-pack",
+                "esbenp.prettier-vscode"
+			],
+			// Set *default* container specific settings.json values on container create.
+			"settings": {
+				"python.defaultInterpreterPath": "/usr/local/bin/python",
+				"python.testing.unittestEnabled": false,
+				"python.testing.pytestEnabled": false,
+				"[python]": {
+					"editor.formatOnSave": true,
+					"editor.codeActionsOnSave": {
+						"source.fixAll": "explicit"
+					},
+					"editor.defaultFormatter": "charliermarsh.ruff"
+				}
+			}
+		}
+	},
+	// Use 'postCreateCommand' to run commands after the container is created.
+	"postCreateCommand": "pip install -r requirements-dev.txt && pip install -e src/backend",
+	// Comment out to connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
+	"remoteUser": "vscode"
+}