chore(deps): Bump langgraph-checkpoint from 4.0.1 to 4.1.0 in /a2a/weather_service

[dependabot]

Bumps langgraph-checkpoint from 4.0.1 to 4.1.0.

Release notes

Sourced from langgraph-checkpoint's releases.

langgraph-checkpoint==4.1.0

Changes since checkpoint==4.1.0a4

• release: bump alpha packages to official versions (#7775)
• chore(deps): bump urllib3 from 2.6.3 to 2.7.0 in /libs/checkpoint (#7762)
• chore(deps): bump langchain-core from 1.3.2 to 1.3.3 in /libs/checkpoint (#7752)
• feat(checkpoint): force delta channel snapshot after max supersteps since last snapshot (#7746)
• fix(checkpoint): specify allowed_objects in Reviver (#7743)
• chore: remove keepset helper (#7745)
• chore(langgraph): add guide/conformance for delta channel checkpointer (#7736)
• docs(checkpoint): mark DeltaChannel and delta-history APIs as beta (#7732)
• chore(deps): bump the minor-and-patch group across 1 directory with 3 updates (#7670)
• chore: "chore: minor clean up around checkpoint and delta channel" (#7706)
• chore: minor clean up around checkpoint and delta channel (#7705)

langgraph-checkpoint==4.1.0a4

Changes since checkpoint==4.1.0a3

• release: alpha bump (a4) for langgraph, checkpoint, checkpoint-postgres (#7701)
• feat: public get_writes_history saver API + delta cadence rework (#7699)

langgraph-checkpoint==4.1.0a3

Changes since checkpoint==4.1.0a2

• release: alpha bump (a3) for langgraph, checkpoint, checkpoint-postgres (#7678)
• chore(langgraph): use two phase read to avoid unnecessary data transport (#7660)
• release: alpha for timers (#7647)
• feat(langgraph): DeltaChannel: store sentinel in blobs, reconstruct from checkpoint_writes (#7586)
• chore: dynamic push-task timeouts (#7646)
• chore: update x links to langchain_oss (#7645)
• release(checkpoint): 4.0.3 (#7625)
• fix(checkpoint): revive lc=2 JSON blobs for safe types without allowlist (#7582)

langgraph-checkpoint==4.1.0a2

Changes since checkpoint==4.1.0a1

langgraph-checkpoint==4.1.0a1

Changes since checkpoint==4.0.3

• release: alpha for timers (#7647)
• feat(langgraph): DeltaChannel: store sentinel in blobs, reconstruct from checkpoint_writes (#7586)
• chore: dynamic push-task timeouts (#7646)
• chore: update x links to langchain_oss (#7645)

langgraph-checkpoint==4.0.3

Changes since checkpoint==4.0.2

• release(checkpoint): 4.0.3 (#7625)
• fix(checkpoint): revive lc=2 JSON blobs for safe types without allowlist (#7582)
• chore: dedup warnings (#7257)

... (truncated)

Commits

• 3614e88 release: bump alpha packages to official versions (#7775)
• 6dff3b3 feat(langgraph): durable error-handler resume across host crashes (#7773)
• 786c42f release(cli): 0.4.26 (#7772)
• 8537ea9 fix(cli): add support for prerelease api_versions (#7771)
• 3db82d5 feat(langgraph): add set_node_defaults() to StateGraph (#7747)
• 029eabf chore(deps): bump urllib3 from 2.6.3 to 2.7.0 in /libs/checkpoint (#7762)
• f52f1ce chore(deps): bump the uv group across 2 directories with 1 update (#7749)
• e47a7bb chore(deps): bump langchain-core from 1.3.2 to 1.3.3 in /libs/checkpoint (#7752)
• 29fefa0 chore(deps): bump urllib3 from 2.6.3 to 2.7.0 in /libs/langgraph (#7766)
• 0c23779 chore(deps): bump urllib3 from 2.6.3 to 2.7.0 in /libs/cli (#7765)
• Additional commits viewable in compare view

[dependabot]

Superseded by #512.