first version

config

CORS

fixed key to one line

helper prints

clean up

logs

improved validations

again validations

fix

rewritten

flask and node.js solution

added subscription route

auth

flow diagrams

.env.example

@@ -0,0 +1,39 @@
+# Flic to PWA WebPush Configuration
+
+# --- VAPID Keys (Required) ---
+# Generate using: npx web-push generate-vapid-keys
+VAPID_PUBLIC_KEY=
+VAPID_PRIVATE_KEY=
+VAPID_SUBJECT=mailto:mailto:user@example.org
+
+# --- Server Configuration ---
+# Internal port for the Node.js app
+PORT=3000
+SUBSCRIPTIONS_FILE=/app/subscriptions.json 
+DEFAULT_BUTTON_NAME=game-button
+
+# --- Authentication (Optional) ---
+# If both USERNAME and PASSWORD are set, Basic Auth will be enabled for:
+#   - POST /subscribe
+#   - GET /webhook
+# Leave blank to disable authentication.
+BASIC_AUTH_USERNAME=user12345
+BASIC_AUTH_PASSWORD=password
+
+# --- Web Push Retry Configuration (Optional) ---
+# Number of retries on failure (e.g., DNS issues)
+NOTIFICATION_MAX_RETRIES=3    
+# First retry delay in milliseconds (minimal delay for immediate retry)
+NOTIFICATION_FIRST_RETRY_DELAY_MS=10
+# Base delay in milliseconds for subsequent retries (used for exponential backoff)
+NOTIFICATION_SUBSEQUENT_RETRY_DELAY_MS=1000
+
+# --- Network Configuration (Optional) ---
+# Timeout for DNS lookups (ms)
+DNS_TIMEOUT_MS=5000 
+# Timeout for outgoing HTTP requests (ms)
+HTTP_TIMEOUT_MS=10000 
+
+# --- Logging ---
+# Controls log verbosity: error, warn, info, debug
+LOG_LEVEL=info