feat(flags): fix hobby deployment for flags and run the flags service locally when running the app via bin/start (#34378)

bin/mprocs.yaml

@@ -46,6 +46,11 @@ procs:
             bin/check_kafka_clickhouse_up && \
             bin/start-rust-service cymbal
 
+    feature-flags:
+        shell: |-
+            bin/check_postgres_up posthog && \
+            bin/start-rust-service feature-flags
+
     property-defs-rs:
         shell: |-
             bin/check_postgres_up && \

bin/start-rust-service

@@ -88,6 +88,21 @@ case "$RS_SVC" in
     export ALLOW_INTERNAL_IPS=${ALLOW_INTERNAL_IPS:-true}
     ;;
 
+  feature-flags)
+    # Download MaxMind DB if it doesn't exist
+    ./bin/download-mmdb
+    
+    export RUST_LOG=debug,tower=warn,maxminddb=warn
+    export RUST_BACKTRACE=1
+    export WRITE_DATABASE_URL=postgres://posthog:posthog@localhost:5432/posthog
+    export READ_DATABASE_URL=postgres://posthog:posthog@localhost:5432/posthog
+    export MAXMIND_DB_PATH=../share/GeoLite2-City.mmdb
+    export REDIS_URL=redis://localhost:6379/
+    export ADDRESS=0.0.0.0:3001
+    export DEBUG=1
+    export ALLOW_INTERNAL_IPS=${ALLOW_INTERNAL_IPS:-true}
+    ;;
+
   *)
     echo "ERROR unknown posthog/rust service '$RS_SVC' please register in: $0" >&2
     exit 1

docker-compose.base.yml

@@ -245,8 +245,6 @@ services:
             # REDIS_TIMEOUT_MS: 200
             ADDRESS: '0.0.0.0:3001'
             RUST_LOG: 'info'
-            SKIP_WRITES: 'false'
-            SKIP_READS: 'false'
 
     plugins:
         command: ./bin/plugin-server --no-restart-loop

docker-compose.dev.yml

@@ -14,13 +14,12 @@ services:
             service: proxy
         ports:
             - 8010:8000
-        depends_on:
-            - feature-flags
         extra_hosts:
             - 'web:host-gateway'
             - 'plugins:host-gateway'
             - 'capture:host-gateway'
             - 'replay-capture:host-gateway'
+            - 'feature-flags:host-gateway'
         environment:
             CADDYFILE: |
                 http://localhost:8000 {
@@ -58,7 +57,7 @@ services:
                     }
 
                     handle @flags {
-                        reverse_proxy feature-flags:3001
+                        reverse_proxy host.docker.internal:3001
                     }
 
                     handle @webhooks {