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Backport of 2407 (pg connection) to 0.10.x release - #2399

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EItanya merged 6 commits into
kagent-dev:release/v0.10.xfrom
supreme-gg-gg:feat/postgres-connection
Aug 10, 2026
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EItanya merged 6 commits into
kagent-dev:release/v0.10.xfrom
supreme-gg-gg:feat/postgres-connection

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@supreme-gg-gg supreme-gg-gg commented Aug 6, 2026 •

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This targets 0.10.x release.
Verified with pg_stat_activity that connection is closed after configured idle timeout + pgx check period

@supreme-gg-gg supreme-gg-gg changed the title feat(db): add helm values to configure pgx connection feat: add helm values to configure pgx connection Aug 6, 2026
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supreme-gg-gg marked this pull request as ready for review August 7, 2026 14:29
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supreme-gg-gg requested a review from a team as a code owner August 7, 2026 14:29
Copilot AI lite review requested due to automatic review settings August 7, 2026 14:29

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Copilot was unable to review this pull request because the user who requested the review has reached their quota limit.

@github-actions github-actions Bot added the enhancement New feature or request label Aug 7, 2026
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supreme-gg-gg changed the base branch from main to release/v0.10.x August 7, 2026 14:44
@github-actions github-actions Bot added enhancement New feature or request and removed enhancement New feature or request labels Aug 7, 2026
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supreme-gg-gg force-pushed the feat/postgres-connection branch from a70aa0e to 6a00170 Compare August 7, 2026 14:48
@github-actions github-actions Bot added enhancement New feature or request and removed enhancement New feature or request labels Aug 7, 2026
Comment thread go/core/pkg/app/app.go
VectorEnabled: cfg.Database.VectorEnabled,
}
if cfg.Database.MaxConns > 0 {
v := int32(cfg.Database.MaxConns)

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For each of these, we should probably have an upper bound as well. At least since an int converted to an int32 can truncate. Probably not an issue in practice, though, as that is an incredibly large number.

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I don't think that would be a realistic config though

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Agreed, just calling it out for completeness.

Comment thread go/core/pkg/app/app.go

// postgresConfigFromApp builds a database.PostgresConfig from app flags.
// Zero/unset flag values leave the corresponding pool field nil so pgx defaults apply.
func postgresConfigFromApp(dbURL string, cfg *Config) *database.PostgresConfig {

@iplay88keys iplay88keys Aug 7, 2026 •

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We should definitely validate that minConns is greater than maxConns if minConns is set.

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fair point, added the check

Signed-off-by: Jet Chiang <[email protected]>
Signed-off-by: Jet Chiang <[email protected]>
@supreme-gg-gg supreme-gg-gg changed the title feat: add helm values to configure pgx connection Backport of 2407 to 0.10.x release Aug 8, 2026
@supreme-gg-gg supreme-gg-gg changed the title Backport of 2407 to 0.10.x release Backport of 2407 (pg connection) to 0.10.x release Aug 8, 2026

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Tested locally, looks good to me!

EItanya pushed a commit that referenced this pull request Aug 10, 2026
Verified with `pg_stat_activity` that connection is closed after
configured idle timeout + pgx check period
This was originally opened as #2399 and received reviews there

---------

Signed-off-by: Jet Chiang <[email protected]>
@EItanya
EItanya merged commit 4f66504 into kagent-dev:release/v0.10.x Aug 10, 2026
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social4hyq pushed a commit to social4hyq/homebrew-core that referenced this pull request Sep 20, 2026
kagent 0.10.0

Created-by: HarmonybrewBot
Commit-by: HarmonybrewBot
Merged-by: HarmonybrewBot
Description: Created by `brew bump`

---

Created with `brew bump-formula-pr`.<details>
  <summary>release notes</summary>
  <pre><!-- Release notes generated using configuration in .github/release.yml at v0.10.0 -->

## What's Changed
### Features
* feat(streaming): configurable nginx, controller, and UI inactivity ti… by @yanivmn in kagent-dev/kagent#1973
* feat(helm): add controller service annotations by @anthonyhaussman in kagent-dev/kagent#2088
* feat: enable sharing of chat sessions by @onematchfox in kagent-dev/kagent#1935
* feat: substrate support for BYO and python runtimes for SandboxAgent CR by @jmhbh in kagent-dev/kagent#2043
* feat(substrate): bump agent substrate to 0.0.7 by @supreme-gg-gg in kagent-dev/kagent#2109
* feat(substrate): bump agent substrate to 0.0.8 by @jjamroga in kagent-dev/kagent#2140
* feat(helm/kagent): support deployment annotations by @anthonyhaussman in kagent-dev/kagent#2143
* feat: add nodeSelector support to agent helm charts by @the-mentor in kagent-dev/kagent#2145
* feat: expose icon, provider, documentation URL and version on agent A2A card by @QuentinBisson in kagent-dev/kagent#2188
* feat: add claude ACP sandbox target by @the-mentor in kagent-dev/kagent#2189
* feat(sandbox-agents): Store session state in `durableDir` volume for declarative sandbox agents by @jmhbh in kagent-dev/kagent#2171
* feat(helm): add UI HTTPRoute by @younsl in kagent-dev/kagent#2165
* feat(helm): bump bundled oauth2-proxy subchart to ~10.7.0 by @elihai-risk in kagent-dev/kagent#2254
* feat: default nodeSelector for agent deployments (--default-agent-node-selector) by @elihai-risk in kagent-dev/kagent#2259
* feat(helm): add podLabels for controller and UI pod templates by @elihai-risk in kagent-dev/kagent#2237
* feat(helm): add extraObjects for arbitrary manifests by @younsl in kagent-dev/kagent#2174
* feat(ui-test): Playwright ui tests foundation stage 0 by @cjlg-soloio in kagent-dev/kagent#2262
* feat: allow read-only shares to read A2A tasks by @QuentinBisson in kagent-dev/kagent#2191
* feat(controller): make Go (ADK) runtime agent image independently configurable by @QuentinBisson in kagent-dev/kagent#2021
* feat(helm): allow custom annotations on the default ModelConfig by @marians in kagent-dev/kagent#2201
* feat(ui-test): Playwright UI E2E suite — helpers + feature flows (stage 2) by @cjlg-soloio in kagent-dev/kagent#2264
* feat: serve A2A ListTasks from the task store by @QuentinBisson in kagent-dev/kagent#2187
* feat(models): add maxCompletionTokens for OpenAI by @anthonytwh in kagent-dev/kagent#2175
* feat(models): wire maxOutputTokens for native Gemini and Vertex by @anthonytwh in kagent-dev/kagent#2147
* feat: add envFrom support to agent deployment spec by @uncycler in kagent-dev/kagent#2321
* feat: add native AWS Bedrock Guardrails support to ModelConfig by @sanskar-singh-2403 in kagent-dev/kagent#2323
* feat(bedrock): configurable Bedrock read/connect timeout by @go-faustino in kagent-dev/kagent#2223
* feat: add deploymentAnnotations to agent deployment spec by @anthonyhaussman in kagent-dev/kagent#2359
* feat(helm/kagent): allow disabling default modelconfig by @anthonyhaussman in kagent-dev/kagent#2142
* feat(sts): send RFC 8707 resource and audience on token exchange by @QuentinBisson in kagent-dev/kagent#2106
* feat(sts): send RFC 8707 resource and audience on token exchange (Python) by @QuentinBisson in kagent-dev/kagent#2107
* Backport of 2407 (pg connection) to 0.10.x release by @supreme-gg-gg in kagent-dev/kagent#2399
* Backport 2409 (db session cleanup) to 0.10.x release by @supreme-gg-gg in kagent-dev/kagent#2403
* Backport of 2408 (s3 skills) to 0.10.x release by @supreme-gg-gg in kagent-dev/kagent#2405
* feat: configurable refresh interval for tool server controllers by @supreme-gg-gg in kagent-dev/kagent#2480
* feat: support file upload in agent chat by @supreme-gg-gg in kagent-dev/kagent#2429
### Bug Fixes
* fix(ui): chat interface overflows viewport causing input to be hidden below fold by @onematchfox in kagent-dev/kagent#2081
* fix(ui): avoid false stale chat send guard by @erauner12 in kagent-dev/kagent#2034
* fix(go-adk): extract system prompt from genai.GenerateContentConfig in Ollama and Bedrock model providers by @supreme-gg-gg in kagent-dev/kagent#2118
* fix(helm): support omitting image.registry in grafana-mcp chart by @michaelspinks in kagent-dev/kagent#2125
* fix(helm): support omitting image.registry in querydoc chart by @michaelspinks in kagent-dev/kagent#2124
* fix(security): patch CRITICAL/HIGH CVEs in golang-adk-full and app images by @jsonmp-k8 in kagent-dev/kagent#2133
* fix(go-adk): openai embeddings generation by @supreme-gg-gg in kagent-dev/kagent#2132
* fix(helm): omit empty repository segment in bundled image path by @michaelspinks in kagent-dev/kagent#2120
* fix: intermittent Postgres deadlock for concurrent memory searches by @supreme-gg-gg in kagent-dev/kagent#2146
* fix(deps): bump google-adk to 1.32.0 for Anthropic thinking blocks by @anxkhn in kagent-dev/kagent#2172
* fix: fix typos in part_converter comments by @mesutoezdil in kagent-dev/kagent#2195
* fix(adk): annotate serialize_metadata_value as str | dict by @anxkhn in kagent-dev/kagent#2173
* fix(ui): fix model name editing on the model config form by @Valyrian-Code in kagent-dev/kagent#1979
* fix: correct package comment in v1alpha2 groupversion_info by @mesutoezdil in kagent-dev/kagent#2183
* fix(crewai): unwrap Part before DataPart check so structured inputs are used by @anxkhn in kagent-dev/kagent#2231
* fix(helm): expose nodeSelector and tolerations for kagent-tools subchart by @the-mentor in kagent-dev/kagent#2213
* fix(helm): make the cluster DNS domain configurable by @shekhargit1912 in kagent-dev/kagent#2209
* fix: parse migration filenames the same way golang-migrate does by @mesutoezdil in kagent-dev/kagent#2194
* fix: build sandbox runtime outside QEMU emulation by @peterj in kagent-dev/kagent#2299
* fix: set kgateway.dev/a2a as appProtoco for BYO agents by @supreme-gg-gg in kagent-dev/kagent#2305
* fix(db): normalize agent name in memory vector search by @mesutoezdil in kagent-dev/kagent#2307
* fix(adk/bedrock): coerce nil tool-call args to empty object by @go-faustino in kagent-dev/kagent#2222
* fix: correct webhook typo in CLI help text by @tziyon31 in kagent-dev/kagent#2203
* fix(build): use AZURE_OPENAI_API_KEY env var name consistently by @mesutoezdil in kagent-dev/kagent#2310
* fix(security): scope task get, create, and delete to the owner by @mesutoezdil in kagent-dev/kagent#2265
* fix(adk): keep token refresh loop alive after a failed read by @mesutoezdil in kagent-dev/kagent#2330
* fix(acp-shim): drain child stdout during terminate to avoid teardown deadlock by @tomsen02 in kagent-dev/kagent#2338
* fix(adk): keep full session state when num_recent_events is set by @mesutoezdil in kagent-dev/kagent#2329
* fix(controller): wire up SessionSharesHandler in NewHandlers (#2363) by @onematchfox in kagent-dev/kagent#2420
* fix: ensure API key passthrough works for OpenAI embedding models by @onematchfox in kagent-dev/kagent#2494
* fix(adk): validate ask_user questions by @erauner12 in kagent-dev/kagent#2486
* Backport fix(golang-adk): resolve user identity from A2A call context to 0.10.x by @buravc in kagent-dev/kagent#2507
* fix(a2a): serve exact task reads from the persistent store by @erauner12 in kagent-dev/kagent#2484
* fix(ui): preserve post-login redirect target through `oauth2-proxy` sign-in by @onematchfox in kagent-dev/kagent#2532
### Documentation
* docs: fix duplicate descriptions and broken link in README by @mesutoezdil in kagent-dev/kagent#2068
* docs: fix typos and errors in component READMEs by @mesutoezdil in kagent-dev/kagent#2070
* docs: fix typos and list formatting in contributor docs by @mesutoezdil in kagent-dev/kagent#2069
* docs: replace outdated AutoGen reference in SECURITY.md by @mesutoezdil in kagent-dev/kagent#2110
* docs(python): fix kagent-langgraph README import to kagent.langgraph by @anxkhn in kagent-dev/kagent#2167
* docs(python): fix KAgentSession import path in kagent-openai README by @anxkhn in kagent-dev/kagent#2163
* docs: fix stale references and 

See merge request: Harmonybrew/homebrew-core!18335
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