first implementation

backend/target/classes/application.yaml

@@ -0,0 +1,52 @@
+spring:
+  datasource:
+    url: ${DB_URL:jdbc:postgresql://master:30432/aiteacher}
+    username: ${DB_USERNAME:user}
+    password: ${DB_PASSWORD:password}
+    driver-class-name: org.postgresql.Driver
+
+  jpa:
+    hibernate:
+      ddl-auto: update
+    show-sql: false
+    properties:
+      hibernate:
+        format_sql: false
+        dialect: org.hibernate.dialect.PostgreSQLDialect
+    open-in-view: false
+
+  flyway:
+    enabled: true
+    locations: classpath:db/migration
+
+  ai:
+    vectorstore:
+      pgvector:
+        dimensions: 1536
+        distance-type: COSINE_DISTANCE
+        index-type: HNSW
+        initialize-schema: false
+    openai:
+      api-key: ${OPENAI_API_KEY}
+      chat:
+        options:
+          model: gpt-4o
+      embedding:
+        options:
+          model: "text-embedding-3-small"
+
+  servlet:
+    multipart:
+      max-file-size: 100MB
+      max-request-size: 100MB
+
+  task:
+    execution:
+      pool:
+        core-size: 4
+        max-size: 8
+        queue-capacity: 50
+
+app:
+  auth:
+    password: ${APP_PASSWORD:changeme}